105 frontend developer English-speaking jobs in Brussels

Development of features to enhance the user experience. Building reusable code for future use. Understanding and implementation of security and data protection. Cross-platform optimisation. Design responsive applications. Participating in the design and creation of scalable software. Maintenance of code integrity and organisation.

We're hiring a Frontend Developer (UI / Interface Designer) Join a digital project focused on building ... UX/UI designs and mock-ups into clean, semantic HTML Building responsive UI solutions using modern frontend ... knowledge of Twig 3 Comfortable working in English within an Agile, international team Nice to have Frontend ... stakeholders through regular meetings and Agile ceremonies Required skills Strong experience in UI design and frontend

Billing Zencoder is building the next generation of AI coding agents—advanced tools that supercharge developer ... Proven ownership of complex frontend applications—ideally, customer‑facing portals or dashboards.

Curiosity about emerging technologies (AI, infrastructure, developer tools). ... Strong proficiency in TypeScript for both frontend and backend development. ... at scale Deliver full-stack features across a modern TypeScript ecosystem (React + Module Federation frontend

collaborating in a cross-functional environment.Curiosity about emerging technologies (AI, infrastructure, developer ... software (minimum 10 years, end-to-end feature ownership).Strong proficiency in TypeScript for both frontend ... at scale Deliver full-stack features across a modern TypeScript ecosystem (React + Module Federation frontend

Curiosity about emerging technologies (AI, infrastructure, developer tools). ... Strong proficiency in TypeScript for both frontend and backend development. ... at scale Deliver full-stack features across a modern TypeScript ecosystem (React + Module Federation frontend

Investigate and resolve performance issues and communication gaps between frontend and backend. ... driving technical evolution, resolving performance issues, and ensuring seamless communication between frontend

What You'll Do Lead and develop engineering teams across backend, frontend, and platform domains

Writing and maintaining unit, integration, and end-to-end tests for both backend and frontend (e.g., ... At least 2-3 years in a professional environment as Full stack, front end or Software developer/Engineer

Shipped developer-focused features (APIs, CLIs, dashboards). ... You will work alongside a senior designer and a team of senior engineers across data, backend, and frontend

The solution is being fully redesigned with C#/.NET for the backend, Angular for the frontend, and a ... You’ll combine hands‑on technical leadership with architectural governance, guiding both backend and frontend

for an RPG Analyst/Developer to join for a long term, freelance mission. ... RPG Analyst/Developer (Insurance) – Freelance A leading insurance client of ours in Belgium are looking ... Requirements: 5+ Years as an RPG Developer English speaking Additional Details START DATE: ASAP DURATION

Your Role As a Salesforce Developer, you will be responsible for designing, developing, and implementing ... I/II, Admin, or JavaScript Developer I are a strong plus Excellent problem-solving abilities and attention ... of Salesforce architecture, security, and governor limits Salesforce certifications such as Platform Developer ... accelerators, and knowledge-sharing initiatives What We're Looking For Proven experience as a Salesforce Developer

React Frontend Engineer (mid-level or senior) (f/m/*, 80%-100%, remote, B2B) This range is provided

We currently have a vacancy for an Application Architect fluent in English, to offer his/her services as an expert remotely. In the context of the first assignment, the successful candidate will be integrated in the team of the company that will closely cooperate with a major client’s IT team on site.

Python Developer We are looking for a Python Developer to join our team, which provides Information

Senior Real Estate Developer About Next Day Next Day Sustainable Holdings (NDSH) is an investor and ... developer committed to building smart, sustainable, and connected homes to reduce the carbon footprint ... Key Responsibilities As Senior Real Estate Developer, you are responsible for the design, development

Preferred Qualifications Certified Kubernetes Administrator (CKA) or Developer (CKAD). ... Job Title: Senior Developer – Platform Engineering Self Employed position Ideal start date: end of November ... early December Role Overview We are seeking a Senior Developer to design, build, and operate key components ... Collaboration & Continuous Improvement Collaborate with principal developer to translate the designs

Our client, who operates across the healthcare insurance space is urgently looking for an ETL Developer ... Requirements You have a higher education degree and you have at least 5 years experience as a ETL Developer

Experience Required Minimum 6 years of hands-on Android development experience Strong mastery of Kotlin, Jetpack Compose, and Material 3 Deep understanding of Android SDK, Google design principles, UI/UX guidelines, and clean code practices Ability to write readable, maintainable code with effective refactoring Practical experience with TDD, unit testing, edge-case handling, and reliability testin