principal test engineer jobs in Belfast

MCS Group is seeking a Software Test Engineer to join one of their closest clients, a fast-growing Insurtech firm. With huge investment onboard in 2025, this firm's technology function is planning to scale by over 50% in the first half of 2026 and this will include it's quality assurance division scaling. An exclusive role to MCS Group, the Software Tester will champion quality across their...

Manage the entire HR recruitment process, handle expatriate management, and support HR administrative functions and system enhancements. Ensure compliance with labor laws and facilitate staff Coordinator will manage projects, conduct data analysis on client benefits, prepare reports, and optimize processes within the team. Top Skills: ExcelPower BILocation: Belfast, United Kingdom Thales people...

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Get your weekends started early with a 2pm Friday finish. Scotts Electrical Services is looking for a 2391-qualified Electrical Testing & Inspection Engineer to join our expanding team. We offer a competitive salary, a company van with fuel card and life insurance equivalent to 3x annual salary. If you're a time-served electrician who takes pride in high-quality commercial and industrial work, we...

Job Advertisement: Manufacturing Test Engineer Salary: £42,000-£50,000 DOE Job Type: Permanent Location: Surrey --------------------------------------------------------------- Overview We are seeking a highly skilled and motivated Manufacturing Test Engineer to join our team in Surrey. This is an exciting opportunity for an experienced professional to contribute to the development and...

Company Description Version 1 has celebrated over 29 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise enables our customers to navigate the rapidly changing Digital-First world we live in. We foster strong partnerships with leading technology giants including Microsoft, AWS, Oracle, Red Hat, OutSystems,...

At Person Centred Software, were committed to improving the lives of people in care through dependable, high-performing digital solutions. As a Test Automation Engineer, youll play a crucial role in ensuring our software is robust, scalable, and built with quality at its core. Youll be the go-to expert on testing within the project team, shaping the way we deliver reliable, intuitive technology...

Software Engineer in Test - AI Product About the Company Our client is a leading software company building award-winning products for accountants and small businesses across the UK and Ireland. Their suite of accounting, payroll, and HR solutions is trusted by thousands to simplify business operations and empower growth. They're brilliant people creating brilliant software - and now they're...

MCS Group is looking for an experienced Test Automation Engineer / Software Developer in Test to join a delivery-focused team on an initial 3-month contract. The contract is very hands-on and is suited to someone coming from a strong Java background with a passion for test automation and quality engineering. The Details: This role requires prior experience of Java for test automation. Cucumber or...

Test Systems - Propulsion Test Engineer Belfast Full time 2026-01-07 Posted Today R0267445 Location: Belfast, United Kingdom Thales people architect solutions that are relied upon to deliver operational advantage at every decisive moment throughout the mission. Defence and armed forces customers rely on us to deliver the full range of defensive systems for land, sea, and air. From early warning,...

Principal Software Engineer .NET, Cloud | Belfast (Hybrid) Location: Belfast Type: Permanent About the Opportunity: This is a true Principal Engineer role with ownership over technology that supports global financial markets. You will set technical direction, influence architecture, and lead engineering standards across complex Rates and FX platforms. This role suits someone who wants real...

Principal Software Engineer Location: Belfast (3 days per week in office) Salary: Up to £80,000 + bonus A global market infrastructure organisation is seeking a Principal Software Engineer to lead the development of business-critical software platforms supporting global financial markets. This is a senior technical leadership role within an Agile engineering environment, responsible for setting...

Manage the entire HR recruitment process, handle expatriate management, and support HR administrative functions and system enhancements. Ensure compliance with labor laws and facilitate staff Coordinator will manage projects, conduct data analysis on client benefits, prepare reports, and optimize processes within the team. Top Skills: ExcelPower BILocation: Belfast, United Kingdom Thales people...

MCS Group is delighted to be partnering with one of our closest clients, a rapidly scaling Insurtech firm, to recruit a Software Development Engineer in Test at a hugely exciting time for the business. With significant investment secured for 2025, the technology team is set to expand by over 50% in the first half of 2026, including major growth within the testing function. This exclusive...

Principal & Staff Software Engineers At a glance Principal or Staff Software Engineer role on a mission-critical payments platform Lead engineers and influence architecture, design, and delivery Remote-first with a Belfast city centre office Strong salary, excellent benefits, and genuine technical ownership About the Company Our client is a global payment technology business operating at...

MCS Group is looking for a Contract Test Automation Engineer to play a key role in building out a brand-new test automation capability. This is a rare opportunity to join at the ground floor of a greenfield testing initiative, shaping the end-to-end testing framework for an engineering function operating at scale. This is a superb opportunity to secure a long-term contract in the Northern Ireland...

Principal Front-End Engineer (React) Experience level: 10+ years Have you spent years building front-end systems that scale - and now want a role where your decisions genuinely shape how products and teams operate? My client is looking for a Principal React Engineer to take ownership of front-end architecture, set engineering standards, and act as a technical authority across multiple product...

MCS Group is delighted to be partnering with one of our closest clients, a rapidly scaling Insurtech firm, to recruit a Software Test Engineer at a hugely exciting time for the business. With significant investment secured for 2025, the technology team is set to expand by over 50% in the first half of 2026, including major growth within the testing function. This exclusive opportunity will see...

Principal Full Stack Engineer role based in Belfast with a hybrid working model. This is a permanent position reporting into the Head of Engineering, with a competitive salary on offer. We are looking for an experienced Senior Software Engineer who can operate comfortably across the full stack, lead small engineering teams, and help shape the technical direction of both new and existing products....

Principal QA Engineer - Python Automation - Hybrid (Belfast) Role Overview As Principal QA Engineer, you will be the technical authority for automation strategy within a complex, distributed, low latency environment. You'll take ownership of evolving Liquidnet's automated testing ecosystem, shaping best practice, and introducing high impact Python driven automation across the SDLC. This role sits...