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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Full-stack Software Engineer - **Company:** Serco - **Location:** Belgium - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** HTML, Java (Programming Language), JavaScript (Programming Language), PHP (Programming Language), Application Programming Interfaces (APIs), Amazon Web Services, Business Logic, User Authentication, Unit Testing, Microsoft Azure, Bootstrap (Software), Cascading Style Sheets (CSS), Software as a Service, Cloud Computing, Software Quality, Information Systems, Databases, Data Validation, Data Security, Relational Databases, Software Debugging, Design of User Interfaces, Hibernate (Java), PostgreSQL, MongoDB, Node.Js, NoSQL, OAuth, Oracle (Applications), Query Optimization, Openid Connect, Swagger, JSON Web Token, Subversion, Systems Integration, Web Applications, Web Services, Website Architecture, Openapi, Trunk-based Development, Data Logging, Cloud Platform System, ReactJS, Spring-boot, Software Security, Backend, Cloudformation, Vue.js, Containerization, Webpack, AngularJS, Git Flow, Kubernetes, Infrastructure Automation Frameworks, Bicep, Build Tools, Front End Software Development, Cloud Optimization, Restful APIs, Terraform, Software Version Control, Docker, Service Stack, Web Api - **Published:** July 9, 2026 - **Apply:** https://be.indeed.com/viewjob?jk=2dde236f3c9970d6 ## About the Role * Proficiency in front-end technologies, including JavaScript, HTML, and CSS. * Experience with front-end frameworks and libraries (e.g. Angular, React, Vue, Bootstrap) and modern build tools (e.g. Webpack, Vite). * Proficiency in Java, Node.js, or PHP back-end development, including Spring Boot, Hibernate, and REST API development. * Experience working with relational databases (e.g. PostgreSQL, Oracle) and NoSQL databases (e.g. MongoDB), including schema design and query optimisation. * Experience with Git workflows (e.g. GitFlow and trunk-based development) and familiarity with legacy version control systems such as SVN. * Knowledge of cloud platforms (e.g. AWS and Microsoft Azure) and experience deploying and managing cloud-based applications. * Experience with Infrastructure as Code (IaC) tools such as Terraform, AWS CloudFormation, or Azure Bicep. * Experience designing, developing, and securing RESTful APIs and web services, including OpenAPI/Swagger documentation. * Knowledge of containerisation and orchestration technologies (e.g. Docker and Kubernetes). * Understanding of authentication and authorisation standards, including OAuth 2.0, OpenID Connect, and JWT. Minimum Level of Expertise * Bachelor's degree. * A minimum of 6 years of experience in a similar role. * Candidates must be eligible to obtain an EU SECRET security clearance, as this role involves access to sensitive information. Certification and/or Standards * The following certifications, or equivalent qualifications, would be considered an asset: * AWS Certified Developer - Associate. * Microsoft Certified: Azure Developer Associate. * Other relevant AWS or Microsoft Azure certifications. Skills * Ability to quickly adapt to new projects and collaborate effectively within multidisciplinary teams. * Strong communication skills and the ability to participate in multilingual meetings. * Ability to apply software security and cloud best practices. * Experience integrating front-end and back-end development into CI/CD pipelines. * Ability to understand, speak, and write English; knowledge of French is considered an additional asset. * Ability to work independently as well as part of a team. * Results-oriented mindset with a strong focus on delivery. ## Description Serco is the preferred partner for European Institutions and International Organisations, offering ICT services and Contact Centre management across Europe. Our expertise extends from Information System support to consultancy under the government framework, supporting key entities such as the European Commission and Executive Agencies. As a leader in Service Integration and Management, we ensure seamless delivery of services across various platforms, embodying our commitment to excellence in every aspect of our work., * Develop front-end website architecture and user interactions. * Develop back-end web applications and implement core business logic. * Apply data and security best practices, including input validation, authentication and authorisation, secure data storage, and compliant logging and monitoring. * Ensure web applications are optimised for performance, functionality, and compatibility across browsers and devices. * Design and develop responsive web applications. * Design, develop, and maintain APIs and web services. * Participate in the design and development of scalable software solutions. * Maintain code quality, integrity, and organisation by producing clean, maintainable front-end and back-end code. * Analyse data, processes, and code to troubleshoot issues and identify opportunities for improvement. * Perform unit and integration testing, debug applications, and validate code changes. * Deliver solutions that meet both functional and non-functional requirements while aligning with user expectations. * Produce and maintain technical documentation. * Develop and maintain features across the full technology stack, including user interfaces, APIs, server-side business logic, and database interactions. * Deploy and manage applications in cloud environments using CI/CD pipelines and containerisation technologies. * Collaborate across front-end and back-end teams to ensure seamless integration of system components. ## Related Videos - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [Back(end) to the Future: Embracing the continuous Evolution of Infrastructure and Code](https://www.wearedevelopers.com/videos/440-back-end-to-the-future-embracing-the-continuous-evolution-of-infrastructure-and-code) - [Keeping applications secure by evolving OAuth 2.0 and OpenID Connect](https://www.wearedevelopers.com/videos/100152-keeping-applications-secure-by-evolving-oauth-2-0-and-openid-connect) - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) - [NoLoJS - Avoiding JavaScript Cruft with HTML and CSS - Aaron T. Grogg](https://www.wearedevelopers.com/videos/1806-nolojs-avoiding-javascript-cruft-with-html-and-css-aaron-t-grogg) - [Migrating half a million users to a new payment service provider](https://www.wearedevelopers.com/videos/730-migrating-half-a-million-users-to-a-new-payment-service-provider) ## Related Articles - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)