Backend Developer Jobs in Spain

Backend Developer jobs in Spain hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $90,491/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

Spain
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5,558 remote jobs are open to candidates in Spain.Show remote jobs

Zynga

zynga.com
zynga.com · HQ: San Francisco, United States · Game Development · Mobile Games · 1001-5000 employees · Est. 2007 · Trust A · Hiring 38, 3 new
HQ: San Francisco, United States · Game Development · Mobile Games · 1001-5000 employees · Est. 2007 · Trust A · Hiring 38, 3 new
Zynga is a global developer and publisher of mobile and web-based social games, operating as a wholly owned subsidiary of Take-Two Interactive. Founded in 2007 by Mark Pincus and headquartered in San Francisco, California, the company pioneered social network gaming on platforms like Facebook with hit titles such as FarmVille, Words With Friends, and Zynga Poker. Following its $12.7 billion acquisition by Take-Two Interactive in 2022, Zynga acts as the core mobile publishing umbrella for the parent enterprise.
No named decision-maker yet.
No careers mailbox known
Verified live · 3 hours ago 17 days ago Hiring now · 90%

Software Engineer Intern - Two Dots

Intern · Hybrid (Barcelona, Spain) · Internship · Intern · English
Kotlin
Swift
Objective-C
C#
Java
Game Dev
Unity
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Hello Pomelo

hello-pomelo.com
hello-pomelo.com · HQ: Bordeaux, France · E-commerce Platforms · Enterprise Apps Implementation Partners · Custom Software Development · 51-200 employees · Est. 2017 · Hiring 7
HQ: Bordeaux, France · E-commerce Platforms · Enterprise Apps Implementation Partners · Custom Software Development · 51-200 employees · Est. 2017 · Hiring 7
Hello Pomelo is a French digital services company offering custom software development, B2B e-commerce, ERP integration, data platforms and cloud managed services. Founded in 2017, it has more than 150 experts serving over 200 clients and also has a team in Barcelona. The company is headquartered in Bordeaux, France.
No named decision-maker yet.
No careers mailbox known
Verified live · 22 min ago 17 days ago Hiring now · 70%

Product Engineer (VIE)

Junior · 1+ year exp · Hybrid (Barcelona, Spain) · Internship · Junior · French: C1
PHP
Node JS
Python
JavaScript
PHP
Symfony
AI/ML
Claude
AI Agents
Frontend
React.js
DevOps
Nginx
GitHub
Docker
CI/CD
Management
Jira
QA
Sentry
+6
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Tus Clases Particulares

tusclasesparticulares.com
tusclasesparticulares.com · HQ: Granollers, Spain · Commerce · Education · Continuing Education · Marketplaces · 1001-5000 employees · Hiring 215, 18 new
HQ: Granollers, Spain · Commerce · Education · Continuing Education · Marketplaces · 1001-5000 employees · Hiring 215, 18 new
Headquartered in Granollers, Spain, Tus Clases Particulares is a leading educational technology company and digital marketplace that connects students with private tutors and specialized academies. Operating extensively across Spain and Latin America, the platform features thousands of registered educators offering instruction across hundreds of academic subjects, languages, professional skills, and artistic disciplines. By providing an intuitive matching interface and tools for educators to manage their services, the platform facilitates personalized learning and expands accessible education for millions of users worldwide.
No named decision-maker yet.
No careers mailbox known
Verified live · 1 hour ago 17 days ago Hiring now · 89%

Ingeniero /Developer /Desarrollador - Clases Particulares de Programación

≈ $57k – $149k per year (Estimated) · In office (Spain) · Part-Time · Spanish: C1
JavaScript
SQL
Python
Frontend
React.js
Apply
Verified live · 1 hour ago 17 days ago Hiring now · 89%

Programador/a - Dar Clases de Programación - Teletrabajo

≈ $56k – $147k per year (Estimated) · In office (Spain) · Full-Time · Spanish: C1
Apply
Verified live · 1 hour ago 24 days ago Hiring now · 85%

Programador - Dar Clases Particulares - Teletrabajo

$34k – $66k per year · In office (Pamplona, Spain) · Full-Time · Spanish: C1
Apply
envistaco.com · HQ: Brea, United States · Health Care · Dental Clinics · Dental Products & Labs · 1001-5000 employees · NYSE: NVST · Trust B · Hiring 227, 30 new
HQ: Brea, United States · Health Care · Dental Clinics · Dental Products & Labs · 1001-5000 employees · NYSE: NVST · Trust B · Hiring 227, 30 new
Headquartered in Brea, California, Envista Holdings Corporation is a global dental products and medical technology company that develops, manufactures, and markets comprehensive dental solutions. The enterprise operates an extensive portfolio of industry-leading brands - including Nobel Biocare, Ormco, and Kerr - spanning dental implants, orthodontic systems, digital imaging equipment, and clinical consumables. Serving dental professionals, specialists, and laboratories worldwide, the organization delivers advanced clinical tools and workflows designed to enhance patient care and modernize oral healthcare practices.
No named decision-maker yet.
No careers mailbox known
Verified live · 9 hours ago 18 days ago Likely open · 52%

Software Development Engineer

≈ $53k – $113k per year (Estimated) · Senior · 5+ years exp · In office (Madrid, Spain) · Master's Degree · Full-Time · Senior · English: B2
C++
TypeScript
JavaScript
Python
AI/ML
Spark
Machine Learning
Copilot
Frontend
React.js
DevOps
Azure
AWS
Game Dev
Intel Embree
Management
Agile
+4
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Open 135 daysVerified live · 9 hours ago 4 months ago Long shot · 7%

Senior Software Development Engineer (C++ | Computer Geometry)

≈ $53k – $113k per year (Estimated) · Senior · 10+ years exp · In office (Madrid, Spain) · Full-Time · Senior · English: C1
C++
TypeScript
Python
AI/ML
Spark
Machine Learning
Copilot
DevOps
Azure
AWS
Game Dev
Intel Embree
Management
Agile
+2
Apply

Sage

sage.com
sage.com · HQ: Newcastle upon Tyne, United Kingdom · ERP & Business Management Software · HR & Payroll Software · Accounting & Tax Software · 1001-5000 employees · Est. 1981 · Trust A · Hiring 172, 9 new
HQ: Newcastle upon Tyne, United Kingdom · ERP & Business Management Software · HR & Payroll Software · Accounting & Tax Software · 1001-5000 employees · Est. 1981 · Trust A · Hiring 172, 9 new
Sage is a British software company headquartered in Newcastle upon Tyne that makes accounting, financial management, payroll and HR software for small and medium-sized businesses, including Sage Intacct, Sage X3 and Sage Accounting. Founded in 1981 and listed on the London Stock Exchange as The Sage Group plc, it serves customers through offices across the UK, Europe, North America, Africa and Asia-Pacific, with large teams in Atlanta, Paris, Frankfurt, Toronto and Barcelona. It hires sales development and account managers, partner enablement and product support specialists, marketing, SEO and data analysts, and finance and compensation staff.
Robert Reid · Executive Officer · decision-maker
Ron McMurtrie · Executive Officer · decision-maker
Marc Linden · Executive Officer · decision-maker
Sue Goble · Executive Officer · decision-maker
No careers mailbox known
Verified live · 1 hour ago 18 days ago Likely open · 56%

Software Engineering Graduate

Equity · Junior · Hybrid (Barcelona, Spain) · Full-Time · Junior
Scrum
Apply
Verified live · 1 hour ago 4 months ago Long shot · 6%

Developer - Scala

≈ $42k – $108k per year (Estimated) · Equity · Hybrid (Barcelona, Spain) · Ukrainian (Optional) · Polish · Russian (Optional)
Scala
SQL
Scala
Play Framework
Akka
Apache Pekko
Doobie
Databases
Redis
MySQL
DevOps
Git
CI/CD
AWS
Kibana
Grafana
Management
Agile
+6
Apply
Verified live · 1 hour ago 4 months ago Long shot · 12%

Senior Software Developer - Scala

≈ $51k – $109k per year (Estimated) · Equity · Senior · Hybrid (Barcelona, Spain) · Senior · Ukrainian (Optional) · Polish · Russian (Optional)
Scala
SQL
Scala
Play Framework
Akka
Apache Pekko
Doobie
Databases
Redis
MySQL
DevOps
Git
CI/CD
AWS
Kibana
Grafana
Management
Agile
+6
Apply

AstraZeneca

astrazeneca.com
astrazeneca.com · HQ: Cambridge, United Kingdom · Rare Disease Therapeutics · Cardiometabolic Therapeutics · Oncology Therapeutics · Prescription Drugs · 1001-5000 employees · Est. 1999 · Trust A · Hiring 871, 192 new
HQ: Cambridge, United Kingdom · Rare Disease Therapeutics · Cardiometabolic Therapeutics · Oncology Therapeutics · Prescription Drugs · 1001-5000 employees · Est. 1999 · Trust A · Hiring 871, 192 new
AstraZeneca is a British-Swedish pharmaceutical company formed in 1999 by the merger of Astra of Sweden and Zeneca of the United Kingdom, and now one of the largest drug makers in the world by revenue. Its portfolio is concentrated in oncology with Tagrisso, Imfinzi and Enhertu, alongside cardiovascular, renal and metabolic products including Farxiga, respiratory and immunology medicines, and a rare disease business built on the acquisition of Alexion. Headquartered in Cambridge in England and listed in London, Stockholm and New York, it reports in United States dollars.
Aradhana Sarin · Chief Financial Officer · decision-maker
Pascal Soriot · Chief Executive Officer · decision-maker
Careers mailbox is known
Verified live · 11 hours ago 18 days ago Likely open · 62%

Senior Software Engineer, AI-Native Development - Evinova

≈ $59k – $126k per year (Estimated) · Senior · 5+ years exp · In office (Barcelona, Spain) · Full-Time · GMP / cleanroom · Senior
Node JS
TypeScript
Java
JavaScript
Databases
Apache Kafka
AI/ML
Prompt Engineering
LLM
Function Calling
AI Agents
Frontend
GraphQL
React.js
Mobile
React Native
DevOps
GitHub Actions
Azure DevOps
Docker
Kubernetes
CI/CD
AWS
Azure
+11
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Sysdig

sysdig.com
sysdig.com · HQ: Raleigh, United States · DevSecOps · Security Operations · Cloud Security · 51-200 employees · Startup · Hiring 30, 1 new
HQ: Raleigh, United States · DevSecOps · Security Operations · Cloud Security · 51-200 employees · Startup · Hiring 30, 1 new
From runtime to development, gain real-time visibility into your cloud with Sysdig. Prioritize critical risks, detect threats instantly, and respond with confidence.
No named decision-maker yet.
Careers mailbox is known
Verified live · 2 hours ago 18 days ago Hiring now · 86%

Senior Software Engineer (Monitor Ingestion team)

Senior · 5+ years exp · Serbia · Spain · Remote (Serbia, Spain) · Full-Time · Senior · English: C1
Rust
Go
C++
DevOps
containerd
CRI-O
eBPF
Docker
Linux
Kubernetes
GCP
Azure
AWS
Cybersecurity
Falco
Sysdig Secure
+6
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Spendesk

spendesk.com
spendesk.com · HQ: Paris, France · Cards & Card Issuing · Procurement & Spend Management · 51-200 employees · Est. 2016 · Hiring 28, 3 new
HQ: Paris, France · Cards & Card Issuing · Procurement & Spend Management · 51-200 employees · Est. 2016 · Hiring 28, 3 new
Spendesk is a Paris fintech founded in 2016 that provides a spend management platform for finance teams. It combines virtual and physical payment cards, purchase requests, invoice processing and automated bookkeeping exports. The company reached unicorn status in 2022 and serves several thousand European businesses.
Axel Demazy · Président de SAS · decision-maker
No careers mailbox known
Verified live · 3 hours ago 19 days ago Hiring now · 83%

Software Engineer, Control

≈ $42k – $109k per year (Estimated) · Hybrid (Barcelona, Spain, London, United Kingdom, Paris, France) · Full-Time
Apply
Verified live · 3 hours ago 19 days ago Hiring now · 89%

Senior Software Engineer, Accounting

≈ $52k – $110k per year (Estimated) · Senior · Hybrid (Barcelona, Spain, London, United Kingdom, Paris, France) · Full-Time · Senior
Apply
Verified live · 3 hours ago 19 days ago Hiring now · 83%

Software Engineer, Customer Ops

≈ $42k – $109k per year (Estimated) · Hybrid (Barcelona, Spain, London, United Kingdom, Paris, France) · Full-Time
Apply

Hartmann

hartmann.info
hartmann.info · HQ: Heidenheim an der Brenz, Germany · Wound Care · Medical Supplies & Consumables · 5000+ employees · Est. 1818 · Hiring 106, 7 new
HQ: Heidenheim an der Brenz, Germany · Wound Care · Medical Supplies & Consumables · 5000+ employees · Est. 1818 · Hiring 106, 7 new
Hartmann is a German medical and hygiene products group headquartered in Heidenheim an der Brenz, run by Paul Hartmann AG and making wound care, incontinence care, infection prevention, compression and bandage products for hospitals, care homes, pharmacies and consumers. Founded in 1818, it sells through subsidiaries across Europe, Africa, the Americas and Asia-Pacific and runs production sites in Germany such as Herbrechtingen and Brück, with a sizeable team in Barcelona. It hires sales representatives and pharmacy account managers, business development and regional sales managers, supply chain planners and apprentices in mechanics, machine operation and warehouse logistics.
No named decision-maker yet.
Careers mailbox is known
Verified live · 1 day ago 19 days ago Likely open · 56%

Programador Junior

Junior · In office (Montornès del Vallès, Spain) · Junior · Spanish: C1
Apply
Verified live · 1 day ago 1 month ago Long shot · 19%

Técnico Programador Industrial

≈ $43k – $112k per year (Estimated) · In office (Montornès del Vallès, Spain) · Spanish: C1
Apply

MediaRadar

mediaradar.com
mediaradar.com · HQ: New York, United States · Marketing Analytics & Attribution · B2B Company & Contact Data · 201-500 employees · Est. 2006 · Hiring 17, 4 new
HQ: New York, United States · Marketing Analytics & Attribution · B2B Company & Contact Data · 201-500 employees · Est. 2006 · Hiring 17, 4 new
MediaRadar is an advertising intelligence company that tracks advertising spend and placements across television, digital, print, podcast and other media. Publishers, media sellers and agencies use its data and software to find prospective advertisers, analyse competitors' campaigns and plan sales, and it has combined with Vivvix, the former Kantar advertising intelligence business. The company is headquartered in New York, New York, United States.
No named decision-maker yet.
Careers mailbox is known
Verified live · 3 hours ago 19 days ago Hiring now · 81%

Senior Software Engineer

≈ $54k – $114k per year (Estimated) · Senior · In office (Madrid, Spain) · Full-Time · Senior
C#
TypeScript
SQL
Python
Python
FastAPI
Databases
ClickHouse
AI/ML
Claude Code
AI Agents
DevOps
ArgoCD
GitHub
Git
Kubernetes
Azure
AWS
+6
Apply
Verified live · 3 hours ago 1 month ago Likely open · 54%

Software Engineer

≈ $41k – $108k per year (Estimated) · In office (Madrid, Spain) · Full-Time · English (Optional)
Node JS
C#
Java
SQL
Python
JavaScript
Databases
Databricks
PostgreSQL
AI/ML
Multi-Agent Systems
LangChain
ChatGPT
Copilot
RAG
LLM
AI Agents
DevOps
Azure
AWS
Analytics
ETL/ELT
+10
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Pearson

pearson.com
pearson.com · HQ: London, United Kingdom · E-learning · EdTech Platforms · Publishing · 1001-5000 employees · Est. 1844 · Trust B · Hiring 157, 17 new
HQ: London, United Kingdom · E-learning · EdTech Platforms · Publishing · 1001-5000 employees · Est. 1844 · Trust B · Hiring 157, 17 new
Pearson is a London-based learning company that publishes educational courseware, runs assessments and qualifications, and provides digital learning, English-language and workforce skills services. Founded in 1844 and listed in London and New York, it employs more than 20,000 people, and its UK Assessment and Qualifications arm delivers nearly four million exam results a year, including GCSE, A-Level and BTEC. It hires for software and data engineering, product management, channel sales, partnership management, payroll, HR operations and tutoring roles across India, the UK, the US, Poland, Spain, Israel and the Philippines.
No named decision-maker yet.
Careers mailbox is known
Verified live · 2 hours ago 20 days ago Likely open · 55%

Staff Software Engineer

≈ $62k – $133k per year (Estimated) · Staff+ · 8+ years exp · In office (Spain) · Staff · English
Kotlin
Kotlin
Hilt
Kotlin Coroutines
AI/ML
Cursor
Claude Code
Mobile
Jetpack Compose
MVI
MVVM
Room
Clean Architecture
DevOps
CI/CD
Analytics
A/B Testing
+4
Apply
Open 93 daysVerified live · 2 hours ago 3 months ago Long shot · 13%

Senior Software Engineer

≈ $44k – $95k per year (Estimated) · Senior · Hybrid (Madrid, Spain) · Bachelor's Degree · Senior · English
Python
AI/ML
LLM
DevOps
Docker
GCP
Kubernetes
Azure
CI/CD
AWS
Management
Agile
+1
Apply

Palo Alto Networks

paloaltonetworks.com
paloaltonetworks.com · HQ: Santa Clara, United States · Endpoint Security · Threat Intelligence · Security Operations · Cloud Security · Network Security · 1001-5000 employees · Est. 2005 · Trust B · Hiring 1109, 94 new
HQ: Santa Clara, United States · Endpoint Security · Threat Intelligence · Security Operations · Cloud Security · Network Security · 1001-5000 employees · Est. 2005 · Trust B · Hiring 1109, 94 new
Palo Alto Networks is a cybersecurity company headquartered in Santa Clara, California, selling next-generation firewalls and SASE network security, the Prisma and Cortex platforms for cloud security and security operations, and Unit 42 threat intelligence and incident response services. Founded in 2005 by Nir Zuk and listed on Nasdaq, it reports more than 16,000 employees and over 70,000 customers, with major engineering centres in Israel and India and offices across the Americas, Europe and Asia. It hires software engineers, product managers and designers, solutions consultants, account managers, go-to-market strategists and legal and sourcing staff.
No named decision-maker yet.
Careers mailbox is known
Verified live · 11 hours ago 20 days ago Likely open · 56%

Principal Technical Product Engineer

≈ $78k – $179k per year (Estimated) · Lead · Seville · London · Remote (Spain) · Full-Time · Confidential · Principal
Model Context Protocol
AI Agents
DevOps
Cortex
Prometheus
Cybersecurity
Cortex XSOAR
Apply
Verified live · 11 hours ago 20 days ago Likely open · 52%

Sr. Technical Product Engineer

≈ $106k – $215k per year (Estimated) · Senior · 2+ years exp · London · Seville · Remote (United Kingdom) · Full-Time · Senior
Cortex
GCP
Azure
CI/CD
AWS
Prometheus
Cybersecurity
Prisma Cloud
SIEM
Apply

DNA325

dna325.com
dna325.com · Information Technology · IT Staffing & Staff Augmentation · 51-200 employees · Est. 2010 · Hiring 18
Information Technology · IT Staffing & Staff Augmentation · 51-200 employees · Est. 2010 · Hiring 18
Accelerate your hiring with DNA325, your IT recruitment Europe partner. Get qualified candidates, even for hard-to-fill roles, in as little as 3 days!
No named decision-maker yet.
Careers mailbox is known
Verified live · 3 hours ago 20 days ago Hiring now · 74%

Backend Engineer: AI / Agent Systems (Spain, remote)

≈ $46k – $119k per year (Estimated) · Madrid · Remote (Spain)
Node JS
JavaScript
SQL
Python
AI/ML
Embeddings
Multimodal AI
Anthropic
OpenAI
PyTorch
DevOps
Docker
Kubernetes
+3
Apply

Thunes

thunes.com
thunes.com · HQ: Singapore · Payment Processing & Gateways · Money Transfer & Remittances · 501-1000 employees · Startup · Trust B · Hiring 51, 4 new
HQ: Singapore · Payment Processing & Gateways · Money Transfer & Remittances · 501-1000 employees · Startup · Trust B · Hiring 51, 4 new
Thunes is a cross-border payments infrastructure company headquartered in Singapore, operating a Direct Global Network that lets businesses pay out to and collect from mobile wallets, bank accounts, cards and stablecoin wallets around the world. Its members include gig economy platforms such as Uber and Deliveroo, super-apps such as Grab and WeChat, money transfer operators, fintechs, payment service providers and banks, served from offices in Barcelona, London, Paris, Manila, Nairobi, Dubai and other cities. It hires software engineers, treasury and KYC officers, account managers, partnership leads, BI and NOC analysts and onboarding specialists.
No named decision-maker yet.
Careers mailbox is known
Verified live · just now 21 days ago Hiring now · 81%

Software Engineer

≈ $79k – $152k per year (Estimated) · Senior · Hybrid (Barcelona, Spain, London, United Kingdom)
Go
Databases
RabbitMQ
MySQL
Apache Kafka
PostgreSQL
DevOps
CI/CD
AWS
Management
Agile
Apply
Verified live · just now 21 days ago Hiring now · 81%

Senior Software Engineer

≈ $53k – $112k per year (Estimated) · Senior · Hybrid (Barcelona, Spain) · Senior
Go
Databases
RabbitMQ
MySQL
Apache Kafka
PostgreSQL
DevOps
CI/CD
AWS
Management
Agile
Apply
Verified live · just now 1 month ago Hiring now · 77%

Python Software Engineer

≈ $37k – $91k per year (Estimated) · Middle · 4+ years exp · In office (Barcelona, Spain) · Middle
SQL
Python
Go
JavaScript
Python
FastAPI
Databases
OpenSearch
PostgreSQL
AI/ML
Time Series
Frontend
Vue.js
DevOps
Kubernetes
AWS
Prometheus
Grafana
QA
Pytest
+6
Apply
gft.com · HQ: Stuttgart, Germany · IT Outsourcing & Dedicated Teams · Custom Software Development · Cloud Consulting & Migration · Financial Software & Embedded Finance · IT Consulting & Digital Transformation · 1001-5000 employees · Est. 1987 · Trust A · Hiring 315, 26 new
HQ: Stuttgart, Germany · IT Outsourcing & Dedicated Teams · Custom Software Development · Cloud Consulting & Migration · Financial Software & Embedded Finance · IT Consulting & Digital Transformation · 1001-5000 employees · Est. 1987 · Trust A · Hiring 315, 26 new
GFT Technologies is a Stuttgart company founded in 1987 that builds software for banks, insurers and industrial firms. Its engineers work on core banking modernisation, cloud migration and artificial intelligence projects for financial institutions worldwide. The company operates delivery centres across Europe, Latin America and Asia.
No named decision-maker yet.
No careers mailbox known
Verified live · 1 day ago 22 days ago Likely open · 60%

Desarrollador/a Front (Cells / LitElement)

≈ $42k – $109k per year (Estimated) · Sant Cugat del Vallès · Remote (Spain) · Spanish: C1
JavaScript
Frontend
Lit
Web Components
Apply
Verified live · 1 day ago 22 days ago Likely open · 51%

Desarrollador/a Java (ASO/APX)

≈ $38k – $100k per year (Estimated) · In office (Valencia, Spain) · Spanish: C1
Java
Java
Spring MVC
DevOps
Jenkins
Management
Agile
Apply
Verified live · 1 day ago 1 month ago Fading · 34%

Senior Python Developer

≈ $52k – $110k per year (Estimated) · Senior · 8+ years exp · In office (Sant Cugat del Vallès, Spain) · Senior · Spanish: C1
Python
Python
FastAPI
Poetry
Mobile
Clean Architecture
DevOps
AWS Fargate
AWS Lambda
Amazon CloudWatch
Jenkins
Rest API
Git
CI/CD
AWS
Cybersecurity
SonarQube
+5
Apply

bsport

bsport.io
bsport.io · HQ: Barcelona, Spain · Fitness · Scheduling & Booking Software · 11-50 employees · Est. 2018 · Startup · Hiring 20
HQ: Barcelona, Spain · Fitness · Scheduling & Booking Software · 11-50 employees · Est. 2018 · Startup · Hiring 20
Designed to support all facets of studio management, our software allows studio owners and managers to streamline and centralise all their operations into one user-friendly platform.
Zakaria Mansour · CEO · decision-maker
Careers mailbox is known
Verified live · 2 hours ago 22 days ago Likely open · 65%

Senior Fullstack Engineer - Full remote

≈ $53k – $112k per year (Estimated) · Senior · Hybrid (Barcelona, Spain) · Full-Time · Senior
Python
DevOps
CI/CD
Apply
Verified live · 2 hours ago 1 month ago Fading · 25%

Senior Backend Engineer - Payments

≈ $52k – $111k per year (Estimated) · Senior · Hybrid (Barcelona, Spain) · Full-Time · Senior
CI/CD
Apply
Verified live · 2 hours ago 1 month ago Fading · 25%

Senior Backend Engineer - Community and Engagement

≈ $56k – $118k per year (Estimated) · Senior · Hybrid (Barcelona, Spain) · Full-Time · Senior
AI Agents
Apply

Fundamental

fundamental.tech
fundamental.tech · San Francisco · Barcelona · Houston · LLM & Generative AI · AI Research Labs · Artificial Intelligence · Startup · Hiring 6
San Francisco · Barcelona · Houston · LLM & Generative AI · AI Research Labs · Artificial Intelligence · Startup · Hiring 6
Built by Fundamental, a frontier AI research lab, NEXUS is the Large Tabular Model reimagining enterprise decision-making.
No named decision-maker yet.
No careers mailbox known
22 days ago Likely open · 54%

SWE, ML

≈ $56k – $118k per year (Estimated) · Senior · 5+ years exp · In office (Barcelona, Spain) · Relocation · Bachelor's Degree · Full-Time · Senior
Python
Rust
C++
AI/ML
Accelerate
Agentic Workflows
PyTorch
Machine Learning
AI Agents
Weights & Biases
DevOps
Datadog
ArgoCD
GitHub Actions
GitHub
Terraform
GCP
Kubernetes
CI/CD
AWS
+10
Apply

Tendios

tendios.com
tendios.com · HQ: Barcelona, Spain · Procurement & Spend Management · 11-50 employees · Est. 2023 · Likely startup · Trust A · Hiring 7
HQ: Barcelona, Spain · Procurement & Spend Management · 11-50 employees · Est. 2023 · Likely startup · Trust A · Hiring 7
Tendios is the leading platform in Spain to find, analyze and win public tenders. Access +2,000,000 opportunities with AI, personalized alerts and competition analysis. Sign up for free!
No named decision-maker yet.
Careers mailbox is known
Verified live · 1 hour ago 22 days ago Fading · 35%

Desarrollador/a Fullstack

≈ $52k – $111k per year (Estimated) · Senior · 5+ years exp · In office (Barcelona, Spain) · Full-Time · Senior · English: C1
Node JS
TypeScript
Python
JavaScript
Node JS
Nest.JS
Databases
pgvector
Qdrant
OpenSearch
PostgreSQL
AI/ML
llama.cpp
Qwen
LoRA
vLLM
Gemma
Fine-tuning
Embeddings
Knowledge Distillation
QLoRA
TGI
Llama
Mistral
Transformers
Reranking
Hybrid Search
Anthropic
Hugging Face
Prompt Caching
Agentic Workflows
Model Distillation
OpenAI
PyTorch
RAG
LLM
Function Calling
Langfuse
LiteLLM
PEFT
OCR
EU AI Act
Model Context Protocol
DevOps
Docker
CI/CD
GCP
AWS
Cybersecurity
GDPR
+37
Apply

KPS

kps.com
kps.com · HQ: Unterföhring, Germany · IT Consulting & Digital Transformation · Enterprise Apps Implementation Partners · 501-1000 employees · Est. 2000 · Trust A · Hiring 8
HQ: Unterföhring, Germany · IT Consulting & Digital Transformation · Enterprise Apps Implementation Partners · 501-1000 employees · Est. 2000 · Trust A · Hiring 8
KPS is a consultancy near Munich founded in 2000 that specialises in digital transformation for retail and consumer goods. It implements commerce, enterprise resource planning and customer experience platforms with its own rapid delivery methodology. The company works with large European retail groups on end to end process change.
Michael Hessing · Vorstand · decision-maker
Casper Hovard · Geschäftsführung · decision-maker
Kim Willum · Geschäftsführung · decision-maker
Timothy Hillman · Geschäftsführung · decision-maker
Careers mailbox is known
Verified live · 1 day ago 22 days ago Hiring now · 77%

Senior Tech Lead / Full-Stack & DevOps Engineer (m/f/d)

≈ $59k – $136k per year (Estimated) · Lead · Hybrid (Barcelona, Spain) · Full-Time · Staff · English
Node JS
JavaScript
AI/ML
AI Agents
Frontend
React.js
DevOps
CloudFormation
Pulumi
Terraform
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GCP
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Azure
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AWS
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OWASP
Management
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iTeamly

iteamly.com
iteamly.com · HQ: Warsaw, Poland · IT Outsourcing & Dedicated Teams · Est. 2021 · Likely startup · Hiring 21, 3 new
HQ: Warsaw, Poland · IT Outsourcing & Dedicated Teams · Est. 2021 · Likely startup · Hiring 21, 3 new
About us iTeamly is an IT partner supporting companies in building, scaling, and improving digital products. We combine technology expertise with strong delivery and recruitment capabilities, helping clients access the right people and skills faster.
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22 days ago Likely open · 48%

Staff Software Engineer — Node.js, React & AI

$56k – $93k per year · Staff+ · Kraków · Sofia · Madrid · Gdańsk · Remote (likely Poland) · Contractor · Staff
Node JS
TypeScript
JavaScript
AI/ML
Cursor
Claude Code
Copilot
AI Agents
Frontend
Next.js
React.js
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Machines can read this selection · checked 17:40 UTC
Backend Developer Jobs in Spain
Frequently asked questions
How many Backend Developer jobs in Spain are available on Alion?
There are currently 869 active listings from 322 hiring companies on Alion, refreshed daily.
What salary do Backend Developer jobs in Spain pay?
The average salary is around $90,491 per year based on the current listings.
Are remote options available for Backend Developer jobs in Spain?
Yes, many of these roles offer remote or hybrid work, and you can filter listings by remote, relocation and visa sponsorship.
How do I apply for Backend Developer jobs in Spain?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.