Backend Developer Salary in Barcelona

Backend Developer jobs in Barcelona hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $123,934/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

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Quantum

Seqera

seqera.io
Seqera is a leading global bioinformatics and life sciences software company headquartered in Barcelona, Spain. Founded in 2018 by Evan Floden (CEO) and Paolo Di Tommaso (CTO) - the creators of the open-source Nextflow workflow orchestrator - the company operates on a commercial B2B SaaS subscription, open-core software licensing, and enterprise cloud infrastructure model.
seqera.io • HQ: Barcelona, Spain • Data & Analytics • Biotechnology • Bioinformatics • Est. 2018
HQ: Barcelona, Spain • Data & Analytics • Biotechnology • Bioinformatics • Est. 2018
$73k – $152k per year (Estimated) • Staff+ • Remote (Spain) • Visa sponsorship • Bachelor's Degree • Staff
C++
Groovy
Java
Rust
Java
Micronaut
DevOps
AWS
Azure
GCP
Docker
Kubernetes
HPC
Apply
Verified live · 1 hour ago 2 months ago

Staff Software Engineer

$72k – $150k per year (Estimated) • Staff+ • In office (Barcelona, Spain) • Full-Time • Staff
C++
Groovy
Java
Rust
Java
Micronaut
DevOps
AWS
Azure
GCP
Docker
Kubernetes
HPC
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Dentsu Aegis Network (rebranded globally as dentsu) is a major multinational media and digital marketing communications network specializing in advertising, brand strategy, and business transformation. The organization provides integrated solutions spanning creative storytelling, data analytics, media planning, and customer experience management for leading global brands.
dentsu.com • HQ: Tokyo, Japan • Media & Entertainment • Sales & Marketing • Advertising • 501-1000 employees
HQ: Tokyo, Japan • Media & Entertainment • Sales & Marketing • Advertising • 501-1000 employees
Verified live · 1 day ago 2 months ago

Junior Java Developer

$19k – $67k per year (Estimated) • Junior • 2+ years expIn office (Barcelona, Spain) • Bachelor's Degree • Full-Time • Junior • English
Java
SQL
Java
Hibernate
Maven
DevOps
Docker
Jenkins
Apply
Verified live · 1 day ago 3 months ago

Engineer Trainee

Intern • In office (Barcelona, Spain) • Bachelor's Degree • Full-Time • Intern • English
Java
Apply
Open 277 daysVerified live · 1 day ago 10 months ago

Junior Java Software Engineer Community (Spain)

$19k – $67k per year (Estimated) • Junior • 2+ years expIn office (Barcelona, Spain) • Bachelor's Degree • Full-Time • Junior • English
Java
SQL
Java
Hibernate
Maven
DevOps
Docker
Jenkins
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PQShield

pqshield.com
PQShield is a cybersecurity enterprise specializing in quantum-safe cryptography, headquartered in Oxford, United Kingdom. Spun out of the University of Oxford in 2018 by Dr. Ali El Kaafarani, the venture has raised over $60 million from top-tier investors including Addition, Oxford Science Enterprises, and Chevron Technology Ventures.
pqshield.com • HQ: Oxford, United Kingdom • Science & Engineering • Quantum Science & Computing • Cybersecurity • Est. 2018
HQ: Oxford, United Kingdom • Science & Engineering • Quantum Science & Computing • Cybersecurity • Est. 2018
Open 103 daysVerified live · 11 hours ago 4 months ago

Senior Software Engineer

$55k – $106k per year (Estimated) • Senior • 2+ years exp • Remote (France, United Kingdom, Belgium, Netherlands, Spain) • Master's Degree • Senior
Rust
Cybersecurity
Threat Modeling
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CURSOR Software AG

cursor.de
CURSOR Software AG is a German software company headquartered in Gießen, Germany, specializing in enterprise Customer Relationship Management (CRM) and Business Process Management (BPM) solutions. Founded over 30 years ago, the firm provides tailored, GDPR-compliant CRM platforms - including CURSOR-CRM, EVI, and TINA - specifically engineered for energy providers, financial institutions, and mid-to-large-scale industrial enterprises. Its modular software suite centralizes sales, marketing, and customer service operations while automating complex business workflows and energy sector compliance processes.
cursor.de • HQ: Giessen, Germany • Business Process Automation (BPA) • Software • 501-1000 employees
HQ: Giessen, Germany • Business Process Automation (BPA) • Software • 501-1000 employees
Verified live · 2 hours ago 2 months ago

RVP, Forward Deployed Engineering - EMEA

$89k – $169k per year (Estimated) • Senior • 8+ years expLondon • Remote (EMEA) • Full-Time • Staff
JavaScript
Python
TypeScript
AI/ML
Cursor
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Verified live · 2 hours ago 3 months ago

Forward Deployed Engineer - EMEA

$82k – $184k per year (Estimated)London • Remote (EMEA) • Full-Time
JavaScript
Python
TypeScript
AI/ML
Cursor
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Confluent

confluent.io
Confluent is a data streaming technology company headquartered in Mountain View, California, and founded in 2014. The company provides a cloud-native platform based on Apache Kafka that enables organizations to process, store, and analyze real-time data streams across various environments. Publicly traded on the NASDAQ, the firm serves thousands of global customers across industries such as financial services, retail, and manufacturing through its managed cloud services and self-managed software.
confluent.io • HQ: Mountain View, United States • Big Data • Middleware Software • Software • Information Technology • Data Architecture • Cloud Computing • Data Engineering • Data & Analytics • Est. 2014
HQ: Mountain View, United States • Big Data • Middleware Software • Software • Information Technology • Data Architecture • Cloud Computing • Data Engineering • Data & Analytics • Est. 2014
$197k – $271k per year • Senior • 5+ years expNew York • Remote (United States, France, Canada, Ireland, Spain) • Full-Time • Senior
C++
Go
JavaScript
Python
Databases
Apache Kafka
DevOps
AWS
Azure
GCP
SLI/SLO/SLA
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Wayflyer

wayflyer.com
Providing eCommerce businesses with fairer, faster, and more flexible funding. Our mission at Wayflyer is to support the ambition of the eCommerce businesses we work with. We do this by solving the toughest problems in eCommerce, giving founders ...
wayflyer.com • New York • Dublin • Charlotte • London • Berlin • Commerce • Est. 2019
New York • Dublin • Charlotte • London • Berlin • Commerce • Est. 2019
Verified live · 5 hours ago 2 months ago

Full Stack Software Engineer

$66k – $187k per year (Estimated) • Senior • 5+ years exp • Remote (Europe) • Bachelor's Degree • Full-Time • Senior
Python
SQL
TypeScript
JavaScript
Python
Django
FastAPI
Flask
Databases
PostgreSQL
Frontend
React.js
Storybook
DevOps
AWS
CI/CD
Git
GitHub Actions
GitHub
QA
Playwright
Pytest
Vitest
Apply
Open 187 daysVerified live · 5 hours ago 7 months ago

Backend Software Engineer

$66k – $188k per year (Estimated) • Senior • 5+ years exp • Remote (Europe) • Bachelor's Degree • Full-Time • Senior
Python
SQL
Python
Django
FastAPI
Flask
Databases
PostgreSQL
DevOps
AWS
Git
QA
Pytest
Apply
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Monzo

monzo.com
Monzo is a major UK-based digital bank that operates primarily through a mobile application to deliver modern personal and business financial services. Founded in 2015, the platform provides current accounts, savings, loans, and international transfers equipped with real-time transaction alerts and automated budgeting features. By offering a branchless, user-friendly experience, it enables millions of customers to manage their everyday finances with transparency and convenience.
monzo.com • HQ: London, United Kingdom • FinTech • Financial Services • Banking • 51-200 employees • Est. 2015
HQ: London, United Kingdom • FinTech • Financial Services • Banking • 51-200 employees • Est. 2015
Open 552 daysVerified live · 1 day ago 1 year ago

Senior Software Engineer

$56k – $129k per year (Estimated) • Senior • Remote/Hybrid (Barcelona, Spain) • Senior
Go
Java
Scala
Databases
Apache Kafka
DevOps
AWS
Docker
Envoy
GCP
Kubernetes
Apply
Open 514 daysVerified live · 1 day ago 1 year ago

Software Engineer III

$31k – $106k per year (Estimated) • Middle • Remote/Hybrid (Barcelona, Spain) • Middle
Go
Java
Scala
Databases
Apache Kafka
DevOps
AWS
Docker
Envoy
GCP
Kubernetes
Apply
Open 552 daysVerified live · 1 day ago 1 year ago

Staff Backend Engineer

$75k – $155k per year (Estimated) • Equity • Staff+ • Remote/Hybrid (Barcelona, Spain) • Staff
Go
Java
Scala
Databases
Apache Kafka
DevOps
AWS
Docker
Envoy
Kubernetes
Apply
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Brave

brave.com
Brave Software is an internet browser that is focused in on being privacy-oriented and is combined with its blockchain-based digital advertising platform. The company is based out of San Francisco, California.
brave.com • London • Search Engines • Artificial Intelligence • 501-1000 employees
London • Search Engines • Artificial Intelligence • 501-1000 employees
Top 25% payVerified live · 11 hours ago 2 months ago

Sr. Solutions Engineer - API and Developer Platform

$150k – $200k per year • Senior • Remote (Europe, United States) • Full-Time • Senior
JavaScript
Python
Databases
Supabase
AI/ML
LangChain
LlamaIndex
LLM
RAG
Semantic Search
AI Agents
Semantic Search
DevOps
Vercel
GitHub
QA
Postman
Apply
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Fliff

getfliff.com
Fliff is a social sports gaming company headquartered in Austin, Texas, and founded in 2019. The company runs a mobile app where users predict sports outcomes with virtual coins that can be redeemed for cash prizes, operating under sweepstakes rules rather than a state gambling licence. It reaches users in most United States states, positioning the product as a free to play alternative to regulated sportsbooks.
getfliff.com • HQ: Austin, United States • Mobile App Development • Software • Fan Engagement • Gaming • Sports • iGaming & Gambling • Sports Betting • Est. 2019
HQ: Austin, United States • Mobile App Development • Software • Fan Engagement • Gaming • Sports • iGaming & Gambling • Sports Betting • Est. 2019
Verified live · 6 hours ago 2 months ago

Senior Python Engineer, DataFeed Team

$54k – $124k per year (Estimated) • Senior • 5+ years expBarcelona • Remote (Spain) • Contractor • Senior
Python
SQL
Go
Python
Asyncio
Django
Databases
Apache Kafka
PostgreSQL
Redis
DevOps
Docker
Kubernetes
Apply
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Checkout.com

checkout.com
Checkout.com is a London payments company founded in 2012 that processes card and alternative payments for large online merchants. It built a full stack acquiring and processing platform rather than assembling third party components, which lets it optimise authorisation rates directly. Its customers include marketplaces, streaming services and digital asset platforms across Europe, the Middle East and Asia.
checkout.com • HQ: London, United Kingdom • Blockchain & Crypto • Financial Services • Artificial Intelligence • 51-200 employees • Est. 2012
HQ: London, United Kingdom • Blockchain & Crypto • Financial Services • Artificial Intelligence • 51-200 employees • Est. 2012
Verified live · 2 min ago 2 months ago

Senior Specialist, Implementation Engineer - Spain

$52k – $120k per year (Estimated) • Senior • In office (Barcelona, Spain) • Full-Time • Senior • Spanish: C1 • English: C1
C#
Java
Node JS
PHP
Python
JavaScript
Frontend
React.js
Apply
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Scopely

scopely.com
Scopely is a leading American video game developer, publisher, and interactive entertainment company headquartered in Culver City, California. Founded in 2011, the company specializes in free-to-play mobile games and live-ops game management across mobile, web, and PC platforms.
scopely.com • HQ: Culver City, United States • Game Development • Gaming • Mobile Games • 1001-5000 employees • Est. 2011
HQ: Culver City, United States • Game Development • Gaming • Mobile Games • 1001-5000 employees • Est. 2011
Open 523 daysVerified live · 3 hours ago 1 year ago

Senior/Software Engineer

$53k – $120k per year (Estimated) • Senior • Remote/Hybrid (Barcelona, Spain) • Senior
C#
Java
TypeScript
JavaScript
Frontend
Angular
DevOps
AWS
GCP
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Netguru

netguru.com
Netguru is a digital consultancy and software development company headquartered in Poznan, Poland, and founded in 2008. The firm provides a wide range of services including custom software engineering, product design, artificial intelligence development, and cloud infrastructure management. Operating globally with a team of over 600 specialists, the company serves clients across various sectors such as finance, healthcare, and retail, focusing on digital transformation and AI-native commerce solutions.
netguru.com • HQ: Poznań, Poland • Machine Learning • Artificial Intelligence • Web Development • IT Outsourcing • Information Technology • Design & Creative • Mobile App Development • Software • Est. 2008
HQ: Poznań, Poland • Machine Learning • Artificial Intelligence • Web Development • IT Outsourcing • Information Technology • Design & Creative • Mobile App Development • Software • Est. 2008
$61k – $94k per year (Estimated) • Senior • Poznań • Remote (EU) • Freelance • Senior • Polish: C1
C#
SQL
TypeScript
C#
ASP.NET Core
Databases
PostgreSQL
AI/ML
Claude
Gemini
LangChain
Semantic Kernel
OpenAI
Mobile
Clean Architecture
DevOps
CI/CD
Docker
GCP
Git
Apply
$68k per year • Senior • Poznań • Remote (EU) • Freelance • Senior
Java
Kotlin
Scala
Swift
Swift
Hero
Databases
MySQL
PostgreSQL
DevOps
AWS
Azure
CI/CD
GCP
Analytics
ETL/ELT
Apply
Verified live · 1 day ago 9 months ago

Backend Kotlin Engineer - Freelance

$38k per year • Remote (EU) • Freelance
Kotlin
Databases
Apache Kafka
DevOps
CI/CD
Kubernetes
Apply
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Octopus Energy

octopus.energy
Octopus Energy is a UK-based energy supplier that offers innovative smart tariffs and renewable energy solutions. Known for its award-winning customer service and commitment to a greener future, Octopus Energy provides great value for the long term with prices historically cheaper than any other large supplier. As one of Europe's leading investors in renewable energy generation, the company is highly trusted, holding a five-star customer service rating.
octopus.energy • Berlin • Milan • Verona • Cagliari • Munich • Energy Management • Solar Energy • Energy & Utilities
Berlin • Milan • Verona • Cagliari • Munich • Energy Management • Solar Energy • Energy & Utilities
2 months ago

Backend Engineer

$46k – $130k per year (Estimated)Spain • Remote (Spain) • Full-Time
Python
JavaScript
Python
Celery
Django
Databases
PostgreSQL
Frontend
GraphQL
Next.js
React.js
DevOps
Rest API
AWS
Datadog
Terraform
Apply
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Webdoctor

webdoctor.ie
Webdoctor is a healthcare provider in the telemedicine and digital health services field in Ireland. It provides online doctor consultations, electronic prescriptions, and remote medical advice and referrals.
webdoctor.ie • Warsaw • Dublin • Health Care • Hospitals & Clinics • Digital Health
Warsaw • Dublin • Health Care • Hospitals & Clinics • Digital Health
$62k – $95k per year (Estimated) • Senior • 5+ years expWarsaw • Remote (EU, EEA) • Full-Time • Senior
JavaScript
Ruby
SQL
Ruby
Hotwire
Ruby on Rails
Stimulus
Frontend
React.js
DevOps
Ansible
Azure
Azure DevOps
Apply
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Constructor

constructor.io
Founded in 2015, Constructor is an AI-powered search and product discovery platform built specifically for enterprise e-commerce businesses. The company utilizes real-time clickstream data and machine learning to deliver personalized product recommendations, site search results, and category browse experiences. By optimizing search outcomes for key retail metrics like revenue and conversion rather than simple keyword matching, it helps major online retailers increase sales and improve customer retention.
constructor.io • HQ: San Francisco, United States • Internet Services • Artificial Intelligence • Commerce • Search Engines • Est. 2015
HQ: San Francisco, United States • Internet Services • Artificial Intelligence • Commerce • Search Engines • Est. 2015
Verified live · 1 day ago 2 months ago

Full Stack Engineer: Searchandizing

$90k – $120k per year • Equity • Remote (Germany, United Kingdom, Croatia, Poland, Serbia) • Full-Time
Python
TypeScript
DevOps
CI/CD
Apply
Verified live · 1 day ago 2 months ago

BackEnd Engineer: Experiments

$80k – $110k per year • Remote (Spain) • Full-Time
Python
SQL
Python
FastAPI
pySpark
Databases
Databricks
PostgreSQL
AI/ML
Spark
DevOps
AWS
Amazon CloudWatch
Analytics
Plotly
A/B Testing
QA
Sentry
Apply
Verified live · 1 day ago 3 months ago

Senior Backend Engineer: Recommendations

$80k – $120k per year • Senior • Remote (EMEA) • Full-Time • Senior • English: B2
Python
Rust
DevOps
AWS
Azure
CI/CD
CloudFormation
GCP
GitHub Actions
Grafana
Jenkins
PagerDuty
Prometheus
Terraform
Amazon CloudWatch
GitHub
Analytics
A/B Testing
Apply
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Sourcegraph

sourcegraph.com
Founded in 2013, Sourcegraph is an AI-powered code intelligence platform designed to help software engineers search, understand, and automate edits across massive codebases. The platform offers universal code search and an AI coding assistant named Cody, enabling developers to navigate complex repositories, speed up context gathering, and fix issues faster. By integrating directly into existing developer workflows and hosting environments, the company helps large engineering teams scale productivity and maintain code quality.
sourcegraph.com • Media & Entertainment • Books • Artificial Intelligence • Code Intelligence • Est. 2013
Media & Entertainment • Books • Artificial Intelligence • Code Intelligence • Est. 2013
Verified live · 13 min ago 2 months ago

Software Engineer/Tech Lead - Code Plane [IC5]

$114k – $256k per year (Estimated) • Lead • 8+ years exp • Remote • Internship • Staff
JavaScript
Go
TypeScript
Databases
PostgreSQL
AI/ML
AI Agents
Claude
Claude Code
Cursor
Model Context Protocol
Frontend
Svelte
GraphQL
SvelteKit
DevOps
Docker
Kubernetes
QA
Rest-Assured
Apply
Verified live · 13 min ago 2 months ago

Software Engineer - Platform [IC3]

Remote
Model Context Protocol
DevOps
AWS
Azure
CDKTF
GCP
Kubernetes
SLI/SLO/SLA
Terraform
gRPC
QA
Rest-Assured
Apply
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Mural

mural.co
Mural is a SaaS company that builds a collaborative digital workspace for teams who need to think together, plan work, and make decisions when they are not in the same room. Its product centres on a visual canvas where people can map ideas, run workshops, and turn discussions into structured outcomes. The problem it tackles is a familiar one for modern organisations, keeping collaboration clear and inclusive across distributed teams, while avoiding the confusion that can come from long video calls, scattered documents, and decisions that only exist in someone’s notes.
mural.co • Professional Services • Communication & Collaboration • Artificial Intelligence • 51-200 employees
Professional Services • Communication & Collaboration • Artificial Intelligence • 51-200 employees
Verified live · 1 day ago 2 months ago

Senior Software Engineer, Growth

$52k – $118k per year (Estimated) • Senior • 5+ years exp • Remote (Argentina, Spain) • Full-Time • Senior
Node JS
TypeScript
JavaScript
AI/ML
Model Context Protocol
Frontend
React.js
Analytics
A/B Testing
Apply
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Fusion Consulting

fusionconsulting.com
Fusion Consulting (Fusion Consulting Group) is a London-headquartered international professional services firm that provides integrated tax, private client, legal, corporate finance, and digital marketing advisory. Founded in 2015, the firm specializes in supporting high-net-worth individuals, entrepreneurs, and fast-growing businesses through a holistic, multi-disciplinary model. By unifying technical advisory services under one roof, Fusion helps clients navigate complex cross-border financial, legal, and operational structures to optimize growth and preserve wealth.
fusionconsulting.com • Mainz • Lisbon • Budapest • Prague • Warsaw • Professional Services • 201-500 employees
Mainz • Lisbon • Budapest • Prague • Warsaw • Professional Services • 201-500 employees
Verified live · 1 hour ago 2 months ago

Senior Rust Developer

$55k – $126k per year (Estimated) • Senior • 4+ years expBarcelona • Remote (Spain) • Relocation • Full-Time • Senior
Rust
TypeScript
JavaScript
Frontend
Angular
React.js
Vue.js
DevOps
AWS
Rest API
Game Dev
Unity
Analytics
ETL/ELT
Apply
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Clarity

clarity.ai
Your browser does not support the video tag. Clarity, with proof The AI-native platform for extra-financial intelligence We support financial institutions, companies, governments, and consumers in making the right decisions - efficiently, confidently, and at scale.
clarity.ai • Madrid • Data & Analytics • Financial Services • Artificial Intelligence • Est. 2017
Madrid • Data & Analytics • Financial Services • Artificial Intelligence • Est. 2017
Open 131 day 5 months ago

Junior Software Engineer - Consumer Team

$65k – $170k per year (Estimated) • Equity • Junior • Remote (Europe) • Master's Degree • Internship • Junior
Java
Kotlin
TypeScript
JavaScript
Java
Spring Boot
Gradle
Databases
PostgreSQL
Frontend
React.js
DevOps
Docker
GitHub Actions
GitLab CI
gRPC
Kubernetes
GitHub
GitLab
Apply
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Defuse Labs

defuse.org
Defuse Labs develops NEAR Intents to enable seamless cross-chain interactions in an automated world — connecting AI, services, and financial applications.
defuse.org • Artificial Intelligence • Web3 & dApps • Blockchain & Crypto
Artificial Intelligence • Web3 & dApps • Blockchain & Crypto
Open 131 dayVerified live · 1 day ago 5 months ago

Senior Software Engineer

$94k – $229k per year (Estimated) • Senior • Remote • Senior
Node JS
Rust
TypeScript
JavaScript
DevOps
GCP
Grafana
Kubernetes
Prometheus
Web3
NEAR
Smart Contracts
Apply
Open 154 daysVerified live · 1 day ago 6 months ago

Senior Software Engineer (Solvers)

$92k – $223k per year (Estimated) • Senior • 7+ years exp • Remote • Senior
JavaScript
TypeScript
C++
Rust
Web3
NEAR
Smart Contracts
MEV
Apply
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Backend Developer Salary in Barcelona
Frequently asked questions
How many Backend Developer jobs in Barcelona are available on Alion?
There are currently 82 active listings from 48 hiring companies on Alion, refreshed daily.
What salary do Backend Developer jobs in Barcelona pay?
The average salary is around $123,934 per year based on the current listings.
Are remote options available for Backend Developer jobs in Barcelona?
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 Barcelona?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.