Senior Backend Developer Jobs

Senior Backend Developer jobs hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $188,902/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

AI/ML
Data Science
Backend
Frontend
Mobile
DevOps
Web3
Games
Hardware
Robotics
Security
QA
Executive
Networking
Product
Design
Analytics
Support
Enterprise Apps
Quantum
We make technology valuable! Wir machen High End IT-Consulting mit leading-edge Technologien und verhelfen unseren Kunden somit auf dem Markt einen Schritt voraus zu sein. Wir bleiben nach der strategischen Beratung und setzen die Lösung (im Bereich AI + Data, Digital Experience, Cloud und Integration) gleich um. Denn wir halten, was wir versprechen.
ipt.ch • Zurich • Bern • Artificial Intelligence • Information Technology • IT Consulting • 51-200 employees
Zurich • Bern • Artificial Intelligence • Information Technology • IT Consulting • 51-200 employees
$153k – $172k per year • Senior • Remote/Hybrid (Bern, Switzerland) • Full-Time • Senior • German: C1
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$153k – $172k per year • Senior • 5+ years expRemote/Hybrid (Zurich, Switzerland) • Part-Time • Senior • German: C1
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Nexxen

nexxen.com
Nexxen bridges new opportunities in ways that others cannot. Wherever you stand in the ecosystem, we enrich and elevate the advertising journey: digital to Connected TV to linear, planning to activation to measurement and optimization. No matter...
nexxen.com • Bellevue • Toronto • New York • Tel Aviv • Chicago • Streaming & OTT Platforms • Sales & Marketing • Advertising
Bellevue • Toronto • New York • Tel Aviv • Chicago • Streaming & OTT Platforms • Sales & Marketing • Advertising
Top 25% payVerified live · 12 hours ago 2 months ago

Senior Backend Engineer - Adtech / SSP

$180k – $200k per year • Senior • In office (Bellevue, United States) • Bachelor's Degree • Full-Time • Senior
JavaScript
SQL
Databases
Aerospike
Apache Kafka
Redis
DevOps
Git
Amazon Kinesis
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Top 25% payVerified live · 12 hours ago 2 months ago

Senior Software Engineer - AdTech Bidding Platform / Traffic Shaping Specialist

$175k – $200k per year • Senior • In office (Bellevue, United States) • Full-Time • Senior
Node JS
SQL
JavaScript
AI/ML
ChatGPT
Claude
Claude Code
Copilot
Analytics
A/B Testing
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PayZen

payzen.com
To solve healthcare affordability at every stage of the care cycle.
payzen.com • San Francisco • Health Care • Artificial Intelligence • Payments
San Francisco • Health Care • Artificial Intelligence • Payments
Top 25% payVerified live · 10 hours ago 2 months ago

Senior Software Engineer

$190k – $225k per year • Senior • 5+ years expRemote/Hybrid (San Francisco, United States) • Full-Time • Senior
Java
Python
TypeScript
Cybersecurity
HIPAA
PCI DSS
SOC 2
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Firstup

firstup.com
Firstup is the leading employee communication platform that helps organizations connect with their workforce, improve employee engagement, and drive business results. With Firstup, you can: Create and distribute engaging content to your employees Track and measure the impact of your communication programs Build a culture of open communication and transparency Firstup is used by some of the world's largest and most successful organizations, including McDonald's, Marriott, and Nestle. Firstup is a great way to keep your employees informed, engaged, and motivated.
firstup.com • Chicago • Communication & Collaboration • Professional Services • Human Resources
Chicago • Communication & Collaboration • Professional Services • Human Resources
$120k – $190k per year • Senior • Remote (United States) • Visa sponsorship • Bachelor's Degree • Part-Time • Senior
Node JS
Ruby
TypeScript
JavaScript
Ruby
Ruby on Rails
AI/ML
Claude
Copilot
Frontend
React.js
DevOps
Shift-Left
GitHub
Cybersecurity
Shift-Left Security
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Open 105 days 4 months ago

Sr. Software Engineer, Fullstack (UK)

$88k – $167k per year (Estimated) • Senior • Remote (United Kingdom) • Bachelor's Degree • Full-Time • Senior
Node JS
Ruby
TypeScript
JavaScript
AI/ML
AI Agents
Frontend
React.js
DevOps
AWS
Datadog
Docker
Helm
Kubernetes
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Form Energy

formenergy.com
Form Energy develops iron-air batteries designed to discharge over multiple days. The chemistry uses reversible rusting to store energy at very low material cost. Utilities are piloting the systems to cover extended renewable shortfalls.
formenergy.com • HQ: Somerville, United States • Industrial Real Estate • Energy & Utilities • Energy Storage • Est. 2017
HQ: Somerville, United States • Industrial Real Estate • Energy & Utilities • Energy Storage • Est. 2017
Verified live · 3 hours ago 2 months ago

Senior Software Engineer, Power Plant Software

$129k – $169k per year • Equity • Senior • 5+ years expIn office (Weirton, United States) • Relocation • Full-Time • Senior
Go
DevOps
gRPC
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Open 210 daysVerified live · 3 hours ago 7 months ago

Senior Software Engineer, Factory Software

$146k – $264k per year (Estimated) • Equity • Senior • 5+ years expIn office (Weirton, United States) • Relocation • Bachelor's Degree • Full-Time • Senior
PostgreSQL
DevOps
Docker
Kubernetes
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Anyscale

anyscale.com
Anyscale is an artificial intelligence infrastructure company headquartered in San Francisco, California, and founded in 2019 by the creators of Ray at the UC Berkeley RISELab. The company offers a managed platform for running Ray, the open source framework used to scale model training, batch inference, and reinforcement learning across clusters. It sells to machine learning engineering teams that need to move distributed AI workloads from laptops to production without rebuilding their stack.
anyscale.com • HQ: San Francisco, United States • Hardware • Information Technology • MLOps • Artificial Intelligence • AI Infrastructure • Cloud Computing • Machine Learning • 201-500 employees • Est. 2019
HQ: San Francisco, United States • Hardware • Information Technology • MLOps • Artificial Intelligence • AI Infrastructure • Cloud Computing • Machine Learning • 201-500 employees • Est. 2019
Verified live · 10 hours ago 2 months ago

Software Engineer, Ray Data

$32k – $86k per year (Estimated) • Senior • 5+ years expIn office (Bengaluru, India) • Full-Time • Senior
C++
Python
Python
Dask
AI/ML
Ray
RLlib
Spark
OpenAI
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Top 25% payVerified live · 10 hours ago 4 months ago

Software Engineer (Ray Core)

$215k – $265k per year • Senior • 5+ years expRemote/Hybrid (San Francisco, United States) • Full-Time • Senior
C++
AI/ML
Ray
OpenAI
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Docebo

docebo.com
Docebo is an AI-powered enterprise learning management system (LMS) and e-learning suite software provider headquartered in Toronto, Canada. Founded in Italy in 2005, the company delivers a cloud-based learning platform designed to centralize, personalize, and automate training operations for enterprise workforces, partners, and customers. By incorporating generative AI tools for automated course content creation, skill tracking, and personalized learning pathways, Docebo enables global corporations to manage compliance training, customer onboarding, and employee upskilling at scale.
docebo.com • HQ: Toronto, Canada • E-learning • Education • Learning Management Systems • Est. 2005
HQ: Toronto, Canada • E-learning • Education • Learning Management Systems • Est. 2005
Verified live · 24 min ago 1 day ago

Senior Product Engineer I - Golang

$47k – $63k per year • Equity • Senior • 4+ years expRemote/Hybrid (Milan, Italy) • Full-Time • Senior
Go
JavaScript
Python
Node JS
PHP
TypeScript
Frontend
Angular
React.js
Mobile
React Native
DevOps
AWS
CI/CD
Docker
Kubernetes
Terraform
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Verified live · 24 min ago 2 months ago

Founding Forward Deployed Engineer

$108k – $144k per year • Equity • Senior • 5+ years expRemote/Hybrid (Toronto, Canada) • Full-Time • Senior
JavaScript
TypeScript
AI/ML
AI Agents
LLM
Edge AI
Fine-tuning
Frontend
Next.js
React.js
DevOps
AWS
Datadog
Kubernetes
OpenTofu
GitLab
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Verified live · 24 min ago 3 months ago

Senior Product Engineer I - Node.js

$48k – $63k per year • Equity • Senior • 4+ years expRemote/Hybrid (Milan, Italy) • Bachelor's Degree • Full-Time • Senior
Go
JavaScript
Node JS
Python
PHP
TypeScript
Frontend
Angular
React.js
Mobile
React Native
DevOps
AWS
CI/CD
Docker
Git
Kubernetes
Terraform
Apply
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RTX is comprised of three market-leading businesses - Collins Aerospace, Pratt & Whitney and Raytheon - working as one to answer the biggest questions and solve the hardest problems in aerospace and defense.
rtx.com • HQ: Arlington, United States • Manufacturing • Defense Manufacturing • Space & Aerospace • Military • Aerospace Manufacturing • 5000+ employees
HQ: Arlington, United States • Manufacturing • Defense Manufacturing • Space & Aerospace • Military • Aerospace Manufacturing • 5000+ employees
Top 25% pay 2 months ago

Senior Full Stack Engineer

$157k – $299k per year • Senior • 12+ years expRemote/Hybrid • Full-Time • Senior
JavaScript
Node JS
Python
SQL
AI/ML
NLP
RAG
Edge AI
Frontend
React.js
DevOps
AWS
Azure
CI/CD
Docker
GitHub Actions
Jenkins
Kubernetes
GitHub
Apply
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Mendix

mendix.com
Mendix is on a mission to fundamentally reinvent the way applications are created, by abstracting the process and enabling everyone who has a stake in an enterprise's digital future - business people and analysts, web developers, software engineer...
mendix.com • HQ: Rotterdam, Netherlands • Artificial Intelligence • AI Agents • 5000+ employees • Est. 2005
HQ: Rotterdam, Netherlands • Artificial Intelligence • AI Agents • 5000+ employees • Est. 2005
$60k – $145k per year (Estimated) • Senior • Remote/Hybrid (Rotterdam, Netherlands) • Visa sponsorship • Bachelor's Degree • Senior
Java
Python
DevOps
AWS
Docker
IAM
Cybersecurity
Keycloak
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Verified live · 1 day ago 3 months ago

Senior Software Engineer - Offline

$58k – $141k per year (Estimated) • Senior • 6+ years expRemote/Hybrid (Rotterdam, Netherlands) • Full-Time • Senior
C#
JavaScript
Kotlin
Scala
TypeScript
C#
.NET
Frontend
WebAssembly
React.js
Mobile
Offline-First
React Native
QA
Jest
WebDriverIO
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Verified live · 1 day ago 3 months ago

Senior Integration Engineer – AppDev

$60k – $145k per year (Estimated) • Senior • 7+ years expRemote/Hybrid (Rotterdam, Netherlands) • Full-Time • Senior
C#
TypeScript
JavaScript
Frontend
GraphQL
React.js
Mobile
React Native
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Happl

happl.com
Happl is a Global Employee Benefits provider that uses powerful automations and AI to reduce admin and ensure compliance, all year round. Happl hosts all your Benefits in one place, and our team is able to manage and broker insurance for your business.
happl.com • London • Professional Services • Human Resources
London • Professional Services • Human Resources
$93k – $169k per year (Estimated) • Senior • 4+ years expRemote/Hybrid (London, United Kingdom) • Visa sponsorship • Bachelor's Degree • Senior
Go
SQL
TypeScript
Databases
PostgreSQL
AI/ML
ChatGPT
Claude
DevOps
CI/CD
Apply
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OP Labs

oplabs.co
OP Labs PBC is a software development company that contributes to the Optimism protocol, a layer two blockchain solution designed to scale the Ethereum network. The organization focuses on technology that enables faster and more scalable smart contract transactions while supporting mechanisms for funding public goods.
oplabs.co • New York • Cryptocurrencies • Blockchain & Crypto
New York • Cryptocurrencies • Blockchain & Crypto
$153k – $254k per year (Estimated) • Equity • Senior • New York • Remote (United States) • Visa sponsorship • Bachelor's Degree • Senior
Rust
Solidity
Web3
Account Abstraction
Ethereum
Layer 2
OP Stack
Optimism
Smart Contracts
Uniswap
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$100k – $243k per year (Estimated) • Senior • Remote (United States) • Full-Time • Senior
Rust
Solidity
Web3
Account Abstraction
Ethereum
Layer 2
OP Stack
Optimism
Smart Contracts
Uniswap
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Syncreon Consulting

syncreon.com
Syncreon was founded in 1993. This company provides logistics and warehousing services. Their headquarters are located in Auburn Hills, Michigan.
syncreon.com • HQ: Fremont, United States • Warehousing • Transportation & Logistics • Logistics
HQ: Fremont, United States • Warehousing • Transportation & Logistics • Logistics
$133k – $221k per year (Estimated) • Senior • 5+ years exp • Remote (United States) • Visa sponsorship • Master's Degree • Senior
C#
SQL
TypeScript
JavaScript
Frontend
Angular
DevOps
Git
Apply
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Shieldpay

shieldpay.com
Shieldpay is a London company founded in 2016 that provides digital escrow and payment services for complex transactions. Law firms, corporate finance advisers and marketplaces use it to hold and distribute funds during deals and settlements. The company automates the verification and payout work that traditionally ran through client accounts.
shieldpay.com • HQ: London, United Kingdom • Financial Services • Legal Services • Professional Services • Est. 2016
HQ: London, United Kingdom • Financial Services • Legal Services • Professional Services • Est. 2016
$88k – $159k per year (Estimated) • Senior • Remote/Hybrid (London, United Kingdom) • Full-Time • Senior
C#
JavaScript
SQL
TypeScript
C#
ASP.NET Core
Entity Framework Core
Frontend
JQuery
Mobile
Dependency Injection
DevOps
AWS
AWS Lambda
Analytics
ETL/ELT
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Percona

percona.com
Percona is a leading global open-source database software, enterprise support, and managed services company co-headquartered in Raleigh, North Carolina, USA, and Durham, UK. Founded in 2006 by Peter Zaitsev and Vadim Tkachenko, the company operates on a B2B open-core, enterprise software support subscription, managed database operations (ExpertOps), and IT consulting model under CEO Ann Schlemmer.
percona.com • HQ: Raleigh, United States • HQ: Durham, United Kingdom • DevOps • Information Technology • Database Management • Est. 2006
HQ: Raleigh, United States • HQ: Durham, United Kingdom • DevOps • Information Technology • Database Management • Est. 2006
Verified live · 5 hours ago 2 months ago

Sr. Software Engineer - Go/MongoDB (Remote)

Equity • Senior • In office (Warsaw, Poland, Madrid, Spain, Rome, Italy, Zagreb, Croatia) • Full-Time • Senior
Go
Go
GolangCI-Lint
Databases
MariaDB
MySQL
PostgreSQL
DevOps
Azure
Git
Amazon S3
Prometheus
GitHub
Cybersecurity
Trivy
Analytics
ETL/ELT
Apply
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Pluribus Digital

pluribusdigital.com
Pluribus Digital is a company that builds modern digital products for public service missions. They work on impactful projects such as helping the USCIS modernize interactions related to citizenship applications, publishing open data through APIs for the FDIC, and supporting the growth of Login. gov, all aimed at enhancing security and transparency.
pluribusdigital.com • Washington • Digital Goods
Washington • Digital Goods
Verified live · 2 hours ago 2 months ago

Senior Software Engineer (TTB)

$140k – $155k per year • Senior • 5+ years exp • Remote (United States) • Bachelor's Degree • Senior
Java
SQL
TypeScript
JavaScript
Java
Hibernate
Spring Boot
Databases
Oracle
PostgreSQL
Frontend
Angular
Mobile
JUnit
DevOps
CI/CD
Git
IAM
Cybersecurity
Keycloak
Management
Jira
Apply
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Hive.co

hive.co
Elevate your event marketing with Hive – the custom-built platform for live events. Automate campaigns, measure success, and sell more tickets effortlessly.
hive.co • Kitchener • Toronto • Quebec • Ticketing • Events & Ticketing • Event Marketing
Kitchener • Toronto • Quebec • Ticketing • Events & Ticketing • Event Marketing
$140k – $155k per year • Equity • Senior • 10+ years expToronto • Remote (Canada) • Full-Time • Senior
JavaScript
Python
TypeScript
Python
Django
Databases
ElasticSearch
MySQL
Redis
Frontend
React.js
Redux
DevOps
AWS
Docker
Kubernetes
Terraform
Marketing
Meta Ads
Apply
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Kalepa

kalepa.com
Kalepa delivers critical risk insights and decision-ready quotes for every submission in minutes. Move faster, act decisively, and consistently select the most profitable risks - across every line you write.
kalepa.com • Warsaw • New York • Salt Lake City • Artificial Intelligence • Financial Services • Insurance • Est. 2018
Warsaw • New York • Salt Lake City • Artificial Intelligence • Financial Services • Insurance • Est. 2018
Top 25% payVerified live · 1 hour ago 11 hours ago

Senior Full Stack Engineer - Core UX (New York)

$185k – $225k per year • Equity • Senior • 5+ years expIn office (New York, United States) • Senior
JavaScript
Python
TypeScript
Databases
PostgreSQL
Frontend
React.js
DevOps
Amazon EC2
AWS Lambda
AWS
Apply
$81k – $168k per year • Equity • Senior • 5+ years expWarsaw • Remote (Poland) • Full-Time • Senior
Python
Databases
PostgreSQL
DevOps
Amazon EC2
AWS Lambda
AWS
Apply
Open 261 dayTop 25% pay 9 months ago

Senior Full Stack Engineer - Core UX (USA)

$165k – $225k per year • Equity • Senior • 5+ years expIn office • Senior
JavaScript
Python
TypeScript
Databases
PostgreSQL
Frontend
React.js
DevOps
Amazon EC2
AWS Lambda
AWS
Apply
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Latitude.sh

latitude.sh
Learn about Latitude.sh and our values, and how to join the team. Discover why Latitude.sh is the best way to run your workloads around the world.
latitude.sh • São Paulo • Web Hosting
São Paulo • Web Hosting
$41k – $115k per year (Estimated) • Senior • 5+ years expIn office • Full-Time • Senior
Go
Python
Ruby
Ruby
Ruby on Rails
DevOps
Rest API
Terraform
Apply
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Devapo

devapo.io
Devapo is an IT software and consulting firm that specializes in custom software development, cloud infrastructure management, and IT team augmentation. The company delivers end-to-end digital engineering services, helping businesses design, build, and scale high-performance web and cloud solutions. By leveraging agile practices and modern tech stacks, it enables clients to accelerate product delivery and optimize their technical architecture.
devapo.io • HQ: Warsaw, Poland • Web Development • Information Technology • Software
HQ: Warsaw, Poland • Web Development • Information Technology • Software
2 months ago

Python Developer

$48k – $64k per year • Senior • 5+ years expWarsaw • Remote (Poland) • Full-Time • Senior
Python
SQL
C#
JavaScript
Java
Node JS
Python
FastAPI
flake8
Flask
Poetry
pylint
C#
.NET
AI/ML
LLM
OpenAI
NumPy
Pandas
SciPy
Spark
QA
Pytest
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Open 201 dayVerified live · 2 days ago 7 months ago

Software Engineer

$58k – $74k per year (net) • Senior • 5+ years expRemote/Hybrid • Internship • Senior • Polish: C1
TypeScript
JavaScript
Java
Frontend
Angular
NgRx
DevOps
Git
AWS
Azure
CI/CD
Kubernetes
Apply
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GoodData

gooddata.ai
GoodData delivers use-case focused, insight-to-action loop acceleration and automation through a concierge delivery style backed by a cloud-based, highly flexible platform that can be leveraged across customers, data sources, industries and use ca...
gooddata.ai • HQ: San Francisco, United States • Artificial Intelligence • Decision Intelligence • Analytics Platforms • Data & Analytics • Est. 2007
HQ: San Francisco, United States • Artificial Intelligence • Decision Intelligence • Analytics Platforms • Data & Analytics • Est. 2007
Senior • In office (Prague, Brno, Czech Republic) • Full-Time • Senior
Kotlin
Python
Rust
Kotlin
Arrow
Databases
DuckDB
AI/ML
Pandas
Polars
AI Agents
DevOps
CI/CD
Kubernetes
Apply
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Senior Backend Developer Jobs
Frequently asked questions
How many Senior Backend Developer jobs are available on Alion?
There are currently 10276 active listings from 2892 hiring companies on Alion, refreshed daily.
What salary do Senior Backend Developer jobs pay?
The average salary is around $188,902 per year based on the current listings.
Are remote options available for Senior Backend Developer jobs?
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 Senior Backend Developer jobs?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.