Senior Software Test Engineer jobs in Stevenage

Job Description Our client, a leading entity in the Defence and Security sector, is currently seeking an Integration & Systems Validation Engineer to join their dynamic Integration and Systems Validation (ISV) team within the Weapon System Simulation and Experimentation (WSSE) department. Join our client in driving innovation and excellence in the field by providing systems integration and...

About the Job This position is for a Senior Software Engineer with a minimum of 5 years of experience in backend development and a passion for building robust, scalable systems. We are looking for an engineer with a strong background in the C# .NET ecosystem, and a preference for candidates with significant experience on AWS. Are you ready for a challenge? We’re looking for a dynamic software...

I'm partnered with an early-stage, post-revenue AI startup is building an end-to-end operating system to help businesses detect and resolve complex B2B issues before they become costly or disruptive. The product is already being used by large enterprises across multiple industries, and demand is growing fast - hence this hire! Backed by a top-tier European venture fund, the company is tackling a...

You will be working closely with the Machine Learning team; however, you are not required or expected to have background in Machine Learning. This is an applied role, and we are looking to hire a software engineer with experience in cloud computing and distributed systems. In this role, you will:

You will join a cross-functional product engineering team working on the evolution and modernisation of a core SaaS platform. The focus is on building scalable, cloud-native services while improving reliability, performance, and long-term maintainability.

Senior/Lead Software Engineer – Fully Remote (UK) A global B2B SaaS technology business is building out its European engineering hub and is hiring multiple Senior / Lead Software Engineers (JavaScript) to develop and enhance a mission-critical platform used internationally. These are hands-on individual contributor role with strong ownership — ideal for engineers who enjoy building high-quality...

You will design and deploy robust frontend client, backend services, infrastructure automation, and cloud-native solutions by utilising your software development knowledge and your DevOps proficiency across AWS and GCP.

You should be comfortable with most of our core technologies:

Senior Backend Engineer | Fully Remote UK | £70,000-£75,000 | Python | Django | AWS Location: Fully Remote - Candidates MUST be UK based Salary: £70,000-£75,000 + benefits Tech Stack: - Backend: Python (Django) - Frontend: React - Cloud Systems: AWS, Docker Are you a Senior Backend Engineer who enjoys taking ownership of real production systems and shaping how a platform evolves as it...

Senior Full Stack Engineer Remote (UK) | Full time London office available for optional in person collaboration We’re looking for an experienced Senior Full Stack Engineer to join a small, highly skilled team building a next generation Financial Services Regulatory Compliance platform. This is a hands on role where you’ll work across the stack, leading frontend development with React and...

Job Description A fantastic opportunity has arisen for an Integration & Test Engineer (Lab-Based) to join a specialist engineering department supporting complex system integration and proving activities within a secure, laboratory-based environment. This role performs hands-on integration, test and proving duties and reports into a senior engineer within the wider Integration and Systems...

You will be involved in the design process at all stages, supporting design reviews and manufacturing queries, reporting into the Technical Lead or Equipment Project Manager.

You will have the opportunity to lead on packages of work, manage deliveries and assign work to senior design engineers.

🚀 About Webigence and Spark Travel Webigence has 25 years of experience crafting UX‑first, often highly complex software. Our engineers pair forward‑thinking agile practices with an obsession for intuitive design, shipping products that feel effortless even when the logic underneath is anything but. Alongside a handful of long‑standing third‑party clients, we’re scaling our own SaaS...

You will be responsible for the verification and validation activities on real-time systems application software for the next generation of Missile Systems.

You will have to draw upon your strong practical problem-solving skills, data acquisition expertise, and adaptability.

You will be responsible for the verification and validation activities on real-time systems application software for the next generation of Missile Systems.

You will have to draw upon your strong practical problem-solving skills, data acquisition expertise, and adaptability.

About Prighter Prighter is a fast-growing LegalTech company building productised services and SaaS solutions for compliance with data protection as well as AI & digital governance regulations. With the mission to enable companies around the world to comply with regulatory requirements for their digital business, our services and SaaS solutions guide our global clients through the increasingly...

Job Description Embedded Software Engineer (Real-Time Ada) Location: Stevenage Salary: Circa £65,000 depending on experience, plus bonus and benefits A leading UK defence organisation is expanding its Real-Time Datalink Software team and seeks an experienced Embedded Software Engineer to develop cutting-edge communications for missiles and platforms. This hands-on role offers the chance to...

As a trusted partner to the UK Ministry of Defence, our clients Embedded Software team is central to delivering world-class weapon systems. We design and develop advanced, real-time software that drives our missile technologies, ensuring outstanding performance when it matters most. From early concept and design through trials, production, and in-service support, we play a critical role...

You will join a growing systems integration and validation team, playing a key role in demonstrating that advanced actuator or electromechanical systems meet demanding performance and compliance requirements. Reporting into a senior proving lead, you will plan, conduct and report on trials throughout the product lifecycle, from early risk reduction through to formal qualification and certification.

Job Description An exciting opportunity has arisen for a C# Software Developer to join a specialist simulation and experimentation team working on complex, real-time defence systems. This role sits within a highly technical environment, developing software that supports simulation, experimentation, verification, validation and training activities across advanced engineering programmes. The...