Senior Software Engineer - Windows/Desktop Applications

SpeechifyBrussels, Belgium

On-site Full-time

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Experience Level

Senior

Qualifications

Proven experience in software development with a focus on Windows and desktop applications. Strong proficiency in programming languages such as C#, C++, or Java. Experience with application frameworks and development tools for Windows. Solid understanding of software development methodologies and best practices. Ability to troubleshoot and debug complex software issues. Excellent communication and teamwork skills. Bachelor's degree in Computer Science or a related field is preferred.

About the job

Join Speechify as a Senior Software Engineer specializing in Windows and Desktop Applications. In this role, you will leverage your expertise to design, develop, and optimize high-quality software solutions that enhance user experiences. You will collaborate with cross-functional teams to drive product innovations and ensure seamless integration of technologies.

About Speechify

Speechify is a leading technology company dedicated to transforming the way individuals engage with content through innovative software solutions. Our mission is to empower users to harness the power of technology to improve their productivity and learning experiences.

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Freelance Software Test Automation Engineer

Resillion

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As a Freelance Test Automation Engineer at Resillion, you will have the opportunity to join a technically proficient team dedicated to developing and implementing cutting-edge test automation solutions.Your key responsibilities will include designing, developing, and maintaining automated test scripts, as well as testing software applications to ensure their…

Oct 24, 2025

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Software Test Automation Engineer - ICT Managed Services

Resillion

Full-time|On-site|Brussels

Job OverviewAs a Test Automation Engineer, you will play an essential role in enhancing the quality of our client's software products. Your responsibilities will include designing and executing automated tests, establishing mocking and datasets within a Test Automation Framework (TAF) environment. You will collaborate closely with functional analysts and developers from the onset of each user story, proactively contributing to the quality of our solutions.You will be part of a strategic project that transforms a monolithic application into a microservices architecture, akin to banking applications and accounting management systems. Cooperation with priority teams such as accounting, transactions, orders, rules, or interfaces is vital. You will adhere to the QA & C team guidelines and work closely with the automation testing coordinator.Key ResponsibilitiesDesign and execute recurring tests, including mocking and datasets in the TAF environment.Collaborate with functional analysts and developers from the initiation of each user story.Anticipate project needs and adapt flexibly to changes in an interdisciplinary environment.Report on software quality to various stakeholders.Draft test plans and document results of automated tests.Lead the development of the test automation strategy, test coverage, tools, and test architecture.Coach and mentor colleagues within the testing domain.

Dec 31, 2025

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QA Software Test Automation Engineer

Resillion

Full-time|On-site|Brussels

As a QA Software Test Automation Engineer, you will play a pivotal role in enhancing the quality of various products. In our supportive and inclusive work environment, we are committed to helping you continuously expand your knowledge, improve your skills, and develop new competencies. Are you ready for a challenging career with job security, where you can make a significant impact? Test Preparation Assess the development of new features for the framework and scripts (extend the framework)Evaluate which test cases should be automated and determine the time required for automationContribute to identifying the most efficient testing strategiesUnderstand the maintainability strategyTest Execution Maintain and extend the framework through the development of new featuresProvide advice and support to developers for writing unit testsWrite and execute load and performance testsPrepare, review, run, and analyze scripts (correctly applying the testing pyramid)Propose improvements for the product being testedIntegrate with CI/CD ToolsInitiate CI, adjust pipeline scripts under guidanceBe eager to think about continuous improvementTest Reporting.Report on test improvement proposals for the product/service being testedFamiliarize and, if necessary, enhance the BI frameworkInterpret data from reporting toolsReport progress regarding the development of the Test Automation framework and content improvement to the responsible partiesGeneralYou will act as the liaison between the organization, the team, and external contacts and clients.Additionally, you will maintain existing client relationships and build new ones by networking and increasing the visibility of Resillion as a leading player in the software testing market.

Oct 24, 2025

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Automation Test Engineer

Isabel Group

Full-time|On-site|Brussels, Brussels, Belgium

Join Us in Shaping the Future of FinanceAt Isabel Group, we believe genuine innovation occurs when people and ideas unite. We are constructing more than just technology; we are cultivating an entire ecosystem where every voice matters, and your contributions can lead to meaningful change.We are on the lookout for inquisitive individuals and collaborative creators—those who view success as a journey of mutual growth, learning from one another, and challenging conventional wisdom.Your ResponsibilitiesAs an Automation Test Engineer, you will design and implement both manual and automated test protocols to ensure that our software products meet all functional, performance, and compliance standards. You will work autonomously within established QA frameworks, engage with cross-functional teams, and actively contribute to the continuous enhancement of our testing methodologies and product quality.Your Key Responsibilities Include:Collaborating with Product and Development teams to review software specifications and controls, ensuring clarity and testability.Designing, executing, and documenting manual and automated test cases across various environments and platforms.Developing and maintaining reusable test scripts and frameworks utilizing automation tools such as Selenium, Cypress, and Playwright.Analyzing test results, identifying defects, and providing constructive feedback to development teams.Ensuring traceability among requirements, test cases, and identified defects.Participating in sprint planning, backlog grooming, and QA estimation sessions.Enhancing test coverage and execution efficiency through automation and tool improvements.Ensuring compliance of testing activities with internal risk frameworks and external regulatory standards.Contributing to the ongoing advancement of QA processes, tools, and documentation.Collaborating with DevOps and CI/CD teams to integrate automated tests into development pipelines.Communicating test findings and recommendations effectively to stakeholders, facilitating informed decision-making.

May 4, 2026

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Full-time|On-site|Brussels, Brussels, Belgium

Role Overview uni-systems is seeking a Test Automation Specialist based in Brussels. This role focuses on improving software quality and streamlining development through automation. Collaboration with cross-functional teams is central to the work. What You Will Do Design, build, and maintain automated test frameworks Work closely with developers, QA, and other teams to integrate testing into the development process Support the delivery of reliable software that meets client requirements Location Brussels, Brussels, Belgium

Apr 17, 2026

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Test Automation Specialist

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Full-time|On-site|Brussels, Brussels, Belgium

At Uni Systems, we are dedicated to transforming digital visions into tangible realities. As we continue to expand, we are seeking a skilled Test Automation Specialist to join our innovative UniQue team.Key Responsibilities:Design, prepare, and oversee automated testing processes.Contribute to the development of an integration plan for automated testing within the overall testing framework.Evaluate tools and technologies to identify the best automation solutions aligned with the DevSecOps methodology.Create a robust approach and methodology for developing a test automation architecture.Design and develop automated testing solutions that fulfill business requirements, leveraging continuous integration technologies, particularly focusing on backend and web service interfaces.Facilitate the transition of testing from manual to automated processes.Generate automated test reports and collect relevant metrics.Provide support during various stages of testing, analysis, technical documentation, deployment, evaluation, and reporting.

Sep 26, 2025

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Resillion

Full-time|On-site|Brussels

Test PreparationAs a Test Analyst, you will be responsible for creating and updating your own test cases based on specifications, ensuring that you are well-prepared to execute these test cases accurately and thoroughly.Review customer-provided requirements for completeness, accuracy, and clarity.Utilize black box test design techniques such as Equivalence Partitioning (EP), Boundary Value Analysis (BVA), Decision Table, State Transition, and Use Case.Select and prioritize test cases suitable for automation and/or regression testing.Test ExecutionYou will ensure the proper implementation of the test plan.Maintain a test log, including Pass/Fail results.Create defect reports with sufficient evidence and discuss findings with developers.Conduct exploratory testing based on prior knowledge.Test ReportingAnalyze test results and communicate outcomes effectively.Report results to the Test Lead.Deliver daily test reports.Propose improvements for testing processes.

Oct 24, 2025

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Test Engineer

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Full-time|On-site|Brussels

Join our dynamic team at Sopra Steria as a Test Engineer, where you will play a crucial role in ensuring the quality and reliability of our software solutions. You will work closely with developers and stakeholders to design, implement, and execute test cases, contributing to the continuous improvement of our products.

Sep 27, 2024

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AlmavivA Belgium

Contract|On-site|Brussels, Brussels, Belgium

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May 4, 2026

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Full-time|Hybrid|Brussels, Brussels, Belgium

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Mar 9, 2026

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Mar 27, 2026

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Dec 4, 2025

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Senior Java Software Engineer

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About BrainsquareFor over 26 years, Brainsquare has forged strong partnerships with clients ranging from mid-market firms to large enterprises. We specialize in the seamless integration of critical IT applications, providing comprehensive services from design and development to round-the-clock management. With a diverse team of over 200 professionals across three continents, we deliver exceptional value to our partners 24/7.Our company culture reflects our commitment to our clients; we cherish our employees and clients as unique individuals, and we genuinely invest in understanding their narratives. At Brainsquare, we strive to create a fulfilling work environment because we believe that when employees are happy, they can achieve extraordinary results together. Our team is made up of strategic problem solvers who are not only creative and collaborative but also approach every challenge with a positive mindset.Your Mission:We are on the lookout for a Medior/Senior .NET Software Engineer to design and develop cloud-based solutions while managing projects within enterprise settings. You will become an integral part of our Enterprise Application Team, contributing to the design, development, and delivery of scalable applications that underpin vital business processes. Your responsibilities will span the entire software development lifecycle, from architectural design to implementation, testing, and deployment, all conducted within an agile framework. Please note: only candidates currently residing in Belgium or the Netherlands will be considered due to project requirements and the need for on-site collaboration.Your Key Responsibilities:Design and implement solutions based on high-level architecture specifications.Decompose complex requirements into manageable components.Develop applications utilizing the .NET platform (ASP.NET, .NET Core, .NET 6).Maintain code quality through code reviews and adherence to best practices.Collaborate with cross-functional teams to deliver robust solutions.Mentor junior developers and foster a culture of knowledge sharing within the team.Engage in agile ceremonies and contribute to initiatives aimed at continuous improvement.

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Senior Software Engineer - Windows/Desktop Applications

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Apr 30, 2026

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