Backend Developer Jobs in Brussels

Backend Developer jobs in Brussels hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $134,183/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

Brussels
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Quantum

Huzzle

huzzle.app
Huzzle is an early careers platform connecting students, societies, and employers. Starting out as a CRM for pre-professional student societies, Huzzle has evolved into the university career companion used by over 100,000 talents in the UK.
huzzle.app • HQ: London, United Kingdom • Professional Services • Education • Human Resources • 1001-5000 employees
HQ: London, United Kingdom • Professional Services • Education • Human Resources • 1001-5000 employees
Verified live · 1 day ago 26 days ago

FullStack Engineer - German speaking

$71k – $164k per year (Estimated) • Junior • 2+ years exp • Remote (Germany, Austria, Belgium, Switzerland, Luxembourg) • Full-Time • Junior • German: C2
Node JS
TypeScript
JavaScript
Databases
PostgreSQL
Supabase
AI/ML
Claude
Claude Code
AI Agents
Frontend
React.js
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Creatunity LLC

creatunity.com
We are based in the wonderful city of Dallas, Texas and was founded in 2005 on a desire to help bring the web to local businesses. We are a small agency with a highly focused, creative and fun group of web marketing professionals that love what we...
creatunity.com • Warsaw • Amsterdam • London • Prague • Zagreb • Sales & Marketing • Design & Creative • Web Design
Warsaw • Amsterdam • London • Prague • Zagreb • Sales & Marketing • Design & Creative • Web Design
Verified live · 1 day ago 27 days ago

Lead Full Stack Engineer (AI-first) | Remote (from Europe)

$71k – $118k per year (Estimated) • Lead • Warsaw • Remote (Europe) • Bachelor's Degree • Full-Time • Staff
TypeScript
JavaScript
Node JS
Node JS
Prisma
Databases
PostgreSQL
Supabase
AI/ML
Claude
Cursor
OpenAI
Frontend
Next.js
React.js
DevOps
Vercel
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Omnygroup

omnygroup.co.uk
Omny Group offers professional services in Human Resources, Law, Health & Safety, & Employee Benefits, tailored to support your business needs.
omnygroup.co.uk • San Francisco • New York • London • Legal Services • Professional Services • Human Resources
San Francisco • New York • London • Legal Services • Professional Services • Human Resources
Top 25% payVerified live · 9 hours ago 27 days ago

Forward Deployed Software Engineer (EU)

$180k – $240k per year • Senior • 5+ years exp • Remote (EU) • Full-Time • Senior
JavaScript
Python
SQL
TypeScript
Python
Django
Databases
PostgreSQL
Frontend
GraphQL
Next.js
React.js
DevOps
AWS
WebRTC
Marketing
HubSpot
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SentinelOne

sentinelone.com
SentinelOne is an American cybersecurity company founded in 2013 and headquartered in Mountain View, California that builds autonomous endpoint and cloud protection. Its Singularity platform runs behavioural AI models directly on each protected device, so threats can be detected, blocked and rolled back without waiting for a cloud signature lookup or an analyst decision. The platform has expanded from endpoint detection into cloud workload security, identity threat protection and a security data lake, and the company has traded on the New York Stock Exchange since 2021.
sentinelone.com • HQ: Mountain View, United States • Threat Intelligence • Security Operations • Cybersecurity • Artificial Intelligence • Cybersecurity AI • Cloud Security • Endpoint Security • 1001-5000 employees • Est. 2013
HQ: Mountain View, United States • Threat Intelligence • Security Operations • Cybersecurity • Artificial Intelligence • Cybersecurity AI • Cloud Security • Endpoint Security • 1001-5000 employees • Est. 2013
Open 417 daysVerified live · 1 hour ago 1 year ago

Staff Windows Low Level C++ Engineer - Endpoint security

$91k – $158k per year (Estimated) • Equity • Staff+ • Remote (EU) • Relocation • Full-Time • Staff
C++
Cybersecurity
SentinelOne
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Open 110 daysVerified live · 1 hour ago 3 months ago

Staff Windows Low Level C++ Engineer - Endpoint security

$77k – $160k per year (Estimated) • Equity • Staff+ • Remote (EU) • Relocation • Full-Time • Staff
C++
Cybersecurity
SentinelOne
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Open 412 daysVerified live · 1 hour ago 1 year ago

Staff Windows Low Level C++ Engineer - Endpoint security

$75k – $156k per year (Estimated) • Equity • Staff+ • Remote (EU) • Relocation • Full-Time • Staff
C++
Cybersecurity
SentinelOne
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New Era Technology

neweratech.com
New Era Technology is a global managed technology service provider and systems integrator. The company delivers digital transformation, IT infrastructure, and enterprise technology solutions to over 20,000 businesses, healthcare organizations, educational institutions, and financial entities worldwide.
neweratech.com • HQ: Chicago, United States • Cloud Computing • Cybersecurity • Information Technology • 1001-5000 employees
HQ: Chicago, United States • Cloud Computing • Cybersecurity • Information Technology • 1001-5000 employees
Verified live · 1 hour ago 1 month ago

Full Stack Software Engineer

Remote
Java
Java
Spring Boot
Databases
Apache Kafka
DynamoDB
DevOps
AWS
AWS Lambda
CI/CD
Rest API
Amazon S3
API Gateway
Splunk
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PlanetScale

planetscale.com
PlanetScale offers the world’s fastest and most scalable cloud hosting for Vitess and Postgres.
planetscale.com • San Francisco • AI Infrastructure • Information Technology • Web Hosting
San Francisco • AI Infrastructure • Information Technology • Web Hosting
Open 402 daysTop 25% pay 1 year ago

Software Engineer - PlanetScale Vitess

$120k – $290k per year • Senior • 5+ years exp • Remote (EMEA) • Senior
C++
Go
Java
Python
Databases
MySQL
PostgreSQL
DevOps
AWS
Azure
GCP
Kubernetes
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Open 103 daysVerified live · 8 hours ago 3 months ago

Software Engineer - PlanetScale Postgres

Senior • 5+ years exp • Remote (EMEA, United States) • Senior
Python
Ruby
Rust
Databases
PostgreSQL
DevOps
AWS
Azure
GCP
Kubernetes
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Top 25% payVerified live · 8 hours ago 2 months ago

Software Engineer - Neki Orchestration

$120k – $290k per year • Senior • 5+ years expSan Francisco • Remote (EMEA, United States) • Senior
Go
Python
Ruby
Databases
MySQL
PostgreSQL
DevOps
AWS
Azure
GCP
Kubernetes
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Myedspace

myedspace.com
We're on a mission to make a world-class education truly accessible to all. Expert teachers, unbeatable value — now helping US students get ahead.
myedspace.com • London • Education • EdTech Platforms
London • Education • EdTech Platforms
Verified live · 7 hours ago 1 month ago

Senior Full-Stack Engineer

$66k – $188k per year (Estimated) • Senior • Remote (EU, Europe) • Full-Time • Senior
Java
Node JS
PHP
TypeScript
JavaScript
Frontend
React.js
DevOps
AWS
CI/CD
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Hugging Face

huggingface.co
Hugging Face is an American company, founded in 2016 and headquartered in New York, that runs the largest open platform for sharing machine learning models, datasets and demonstration applications. Its Hub hosts more than a million public models and is often described as the GitHub of machine learning, while its open-source libraries such as Transformers, Diffusers and Datasets are standard tools in research and production pipelines. The company earns revenue from paid Hub features, managed inference endpoints and enterprise deployments, and works with cloud and chip vendors to make open models easy to run anywhere.
huggingface.co • HQ: New York, United States • Software • MLOps • Machine Learning • LLM & Generative AI • Artificial Intelligence • 201-500 employees • Est. 2016
HQ: New York, United States • Software • MLOps • Machine Learning • LLM & Generative AI • Artificial Intelligence • 201-500 employees • Est. 2016
Verified live · 1 day ago 1 month ago

Low-level Senior Software Engineer, Xet Storage - EMEA Remote

$53k – $102k per year (Estimated) • Senior • Paris • Remote (EMEA) • Master's Degree • Full-Time • Senior
C++
Go
Python
Rust
TypeScript
AI/ML
Gradio
Hugging Face
DevOps
GitHub
AWS
Azure
GCP
Kubernetes
Apply
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Boldin

boldin.com
Boldin (formerly known as NewRetirement) is a financial technology company providing a collaborative financial planning and retirement modeling SaaS platform. Designed to bridge the gap between simple retirement calculators and traditional wealth management firms, the software delivers comprehensive accumulation and decumulation scenario planning for individual investors. Its proprietary modeling engine enables users to run Monte Carlo simulations, aggregate net worth data, optimize tax and Roth conversion strategies, analyze Social Security timing, and forecast healthcare and real estate costs.
boldin.com • Personal Finance • Wealth Management • Financial Services
Personal Finance • Wealth Management • Financial Services
Verified live · 3 hours ago 1 month ago

Full Stack Engineer

$67k – $191k per year (Estimated) • Middle • 4+ years exp • Remote • Full-Time • Middle
Ruby
TypeScript
JavaScript
Ruby
Ruby on Rails
Sidekiq
Databases
PostgreSQL
Frontend
React.js
Material UI
Redux
SWR
Yarn
DevOps
AWS
Marketing
ActiveCampaign
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I Am Here

iamheretribe.com
I Am Here is part of the Pulse Learning Group and provides evidence-based mental health and wellbeing solutions aimed at improving employee health, productivity, and engagement. As the partner of choice for businesses seeking to create safe and productive teams, I Am Here delivers solutions that are easy to use, measurable, and effective. The program encourages the use of Employee Assistance Programs and helps cultivate mentally healthy workplaces through compassionate connections and conversations.
iamheretribe.com • Toronto • Wellness Programs • Health Care • Mental Health
Toronto • Wellness Programs • Health Care • Mental Health
$68k – $191k per year (Estimated) • Middle • 3+ years exp • Remote (EMEA, United States, Canada) • Bachelor's Degree • Contractor • Middle
C#
C++
Go
Java
Python
Rust
SQL
TypeScript
AI/ML
AI Agents
DevOps
AWS
CI/CD
CloudFormation
Docker
Kubernetes
Terraform
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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
Verified live · 1 day ago 1 month ago

Senior Software Engineer, Protocol (Rust)

$100k – $243k per year (Estimated) • Senior • Remote • Full-Time • Senior
Rust
Solidity
Web3
Account Abstraction
Ethereum
Layer 2
OP Stack
Optimism
Smart Contracts
Uniswap
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Zencoder

zencoder.ai
About us We are changing the way developers work Zencoder started with a question: what if software could do the repetitive work it's only been tracking? We're a team of 70+ engineers, researchers, and builders trying to answer it.
zencoder.ai • AI Agents • Artificial Intelligence
AI Agents • Artificial Intelligence
Open 109 daysVerified live · 8 hours ago 3 months ago

Staff Software Engineer

$117k – $243k per year (Estimated) • Equity • Staff+ • 10+ years exp • Remote (Europe) • Staff
JavaScript
Kotlin
AI/ML
AI Agents
DevOps
AWS
CI/CD
GCP
Shift-Left
Cybersecurity
Shift-Left Security
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Open 292 daysVerified live · 8 hours ago 9 months ago

Senior Software Engineer

$69k – $195k per year (Estimated) • Equity • Senior • 10+ years exp • Remote (Europe) • Senior
Java
Kotlin
TypeScript
AI/ML
AI Agents
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Schreder

schreder.com
Based out of Brussels, Belgium, Schréder is a worldwide leader in intelligent outdoor lighting solutions. The company, founded in 1907, is present in over 70 countries spanning 5 continents. Our tradition of engineering means we have been at the f...
schreder.com • Brussels • Ternopil • Lisbon • Portland • Liège • Smart City • Hardware • Lighting
Brussels • Ternopil • Lisbon • Portland • Liège • Smart City • Hardware • Lighting
1 month ago

Fullstack Developer

Brussels • Remote (Belgium) • Visa sponsorship • Master's Degree
JavaScript
Node JS
SQL
TypeScript
C#
C#
.NET
Databases
Azure Cosmos DB
MySQL
PostgreSQL
Frontend
Angular
GraphQL
React.js
Vue.js
DevOps
AWS
Azure
CI/CD
Docker
GCP
Git
Kubernetes
GitHub
GitLab
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Enode

enode.com
Enode's APIs enable you to instantly connect users' energy devices - including EVs, solar inverters, home batteries and thermostats - to your app. You can surface data, and then take action with it. Our out-of-the-box algorithms allow you to contr...
enode.com • Oslo • Hardware • Internet of Things • Energy & Utilities
Oslo • Hardware • Internet of Things • Energy & Utilities
Verified live · 6 hours ago 1 month ago

Senior Software Engineer (Home Energy)

$68k – $192k per year (Estimated) • Senior • Remote (Europe) • Full-Time • Senior
TypeScript
Databases
PostgreSQL
TimescaleDB
DevOps
AWS
Apply
Verified live · 6 hours ago 1 month ago

Software Engineer (Connect Platform)

Remote (Europe) • Full-Time
JavaScript
TypeScript
Databases
PostgreSQL
Frontend
React.js
DevOps
CI/CD
Platform Engineering
AWS
CloudFormation
Docker
Apply
Verified live · 6 hours ago 1 month ago

Senior Software Engineer (Connect Platform)

$69k – $195k per year (Estimated) • Senior • Remote (Europe) • Full-Time • Senior
TypeScript
Databases
PostgreSQL
DevOps
CI/CD
Platform Engineering
AWS
CloudFormation
Docker
Apply
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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 102 daysVerified live · 6 hours ago 3 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
Apply
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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 · 1 day ago 1 month 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
Apply
Verified live · 1 day ago 2 months ago

Forward Deployed Engineer - EMEA

$82k – $184k per year (Estimated)London • Remote (EMEA) • Full-Time
JavaScript
Python
TypeScript
AI/ML
Cursor
Apply
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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
$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 186 days 6 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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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 · 5 hours ago 1 month 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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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 8 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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Politico

politico.com
POLITICO is an American digital media and news organization headquartered in Arlington, Virginia, specializing in nonpartisan coverage of politics, public policy, and government affairs. Founded in 2007 by Robert Allbritton, John F. Harris, and Jim VandeHei, the publication established itself through fast-paced, high-detail political reporting, influential daily newsletters like *Playbook*, and a paid subscription platform (POLITICO Pro) tailored for policy professionals, lobbyists, and decision-makers. In 2021, the media company was acquired by German publishing giant Axel Springer SE, expanding its global footprint across North America and Europe.
politico.com • Brussels • Berlin • London • Government • Digital Media • Media & Entertainment
Brussels • Berlin • London • Government • Digital Media • Media & Entertainment
Verified live · 2 days ago 1 month ago

Full Stack Developer

In office (Brussels, Belgium) • Full-Time
JavaScript
Ruby
Ruby
Ruby on Rails
AI/ML
LLM
RAG
Speech Recognition
Frontend
Vue.js
React.js
Mobile
React Native
DevOps
AWS
Kubernetes
Terraform
Apply
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Backend Developer Jobs in Brussels
Frequently asked questions
How many Backend Developer jobs in Brussels are available on Alion?
There are currently 42 active listings from 16 hiring companies on Alion, refreshed daily.
What salary do Backend Developer jobs in Brussels pay?
The average salary is around $134,183 per year based on the current listings.
Are remote options available for Backend Developer jobs in Brussels?
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 Brussels?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.