Senior QA Engineer jobs in Chester

🚀 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...

Job Description Senior Safety Engineer to support a large civil nuclear decommissioning project based in Warrington. This is a long-term contract role, initially 52 weeks, with strong potential to extend for several years. Hybrid working is available, with a preference for three days per week on site. Role details: - Position: Senior Safety Engineer - Project: Civil nuclear decommissioning -...

You will play a key role in clearly communicating design intent, technical decisions, and project progress, ensuring alignment and stakeholder engagement throughout the development lifecycle. Key Responsibilities Lead and manage product development projects from concept to manufacture and launch

Lead the design of high-integrity PLC control systems at the heart of the UK’s most regulated and safety-critical environments. Senior/Lead PLC Control systems engineer 12 month contract – rates DOE Office-based with a Hybrid working scheme. Inside IR35 2 openings available in either Warrington, Cumbria and Stockton Role Description We are seeking an experienced PLC Control Systems...

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...

📍 Remote | Full-Time 👋 About Us Medify is a mission-driven EdTech company widening access to medicine and healthcare careers. Our platform supports thousands of learners preparing for high-stakes admissions exams, and our engineering team plays a critical role in delivering reliable, scalable, and high-quality learning experiences. Medify Engineering is a team of ten engineers across two...

On a mission to help people who have been diagnosed with chronic kidney disease, this start-up are looking to bring on a Senior TypeScript Developer, who’s fully embraced AI-assisted development. Their mission is to make life better for people suffering from kidney disease by building one of the first algorithm-based behavioural change programmes. The application that does this brings together...

You will lead an established Test Engineering organisation and play a key role in improving the consistency, effectiveness, and scalability of testing across teams, with a strong focus on quality outcomes and customer confidence. This is a player–coach role, requiring you to remain technically hands-on while also developing people, standards, and ways of working.

Senior Data Engineer | Remote (UK or Europe) A leading prop trading firm is hiring a Senior Data Engineer to take ownership of their trading and market data infrastructure. Operating globally with connectivity to dozens of exchanges, the firm executes millions of trades daily with data playing a mission-critical role in every aspect of the business. This is a high-impact, high-autonomy role in...

You will design, develop, and maintain our platform’s backend infrastructure, focusing on multi-tenant architectures, security, and efficient LLM integration. This role requires a strong understanding of Python web frameworks, cloud services (particularly AWS), and modern AI approaches including working with agentic architecture.

You will be responsible for the entirety of the back end features of the products.

You will be in charge of building scalable backend services and awesome messaging queues.

You will be responsible for developing a Python-based back end platform that's handling 100,000+s of interactions daily.

Senior Civil Structural Engineer Birchwood Park, Warrington Hybrid £45,000 - £58,000 – Depending on Experience Description of the assignment Senior Structural Engineers make up the body of the engineering department and are responsible for carrying out the day-to-day developments of the design through the design process. The Senior Structural Engineer is fundamentally a hands-on analysis...

Job Description Job Title: Senior Mechanical Engineer Location: Warrington, Cheshire + Hybrid Working Arrangement Compensation: Competitive Salary + Benefits Role Type: Full time / Permanent The role As a Senior Mechanical Engineer, you'll have a role that's out of the ordinary. Youll manage the delivery of engineering and technical activities, through the application of process, domain...

We are looking for an experienced Senior Machine Learning Engineer to lead the design and production integration of ML into an established live trading system and drive its next phase of development. Building on our early ML research and prototypes, you will design, build, deploy, and operate production ML components that integrate directly with a real-time execution engine – improving...

Senior / Staff AI Engineer (Python, ML Systems) - FULLY REMOTE High-growth AI | We're working with a well-funded, fast-scaling AI company building a highly ambitious product at enterprise scale. They're now looking to add Senior and Staff-level AI Engineers to help shape the next phase of their ML platform and establish strong technical leadership within the team. This is a product engineering...

Senior Quality Engineer Medical Device Startup | £60M Raised Why This Role Matters This is a rare opportunity to join a high-growth medical device startup that has raised £60M from top-tier investors and is scaling rapidly towards global commercialisation. The company is building next-generation medical technologies that will meaningfully improve patient outcomes. As Senior Quality Engineer,...

Senior Full Stack Engineer | Up to £110K | One of the UK's fastest growing AI platforms | UK Remote | React/Node/TypeScript I am currently working with one of the fastest-scaling platforms in the creator economy which is a creator-first, AI-powered product that enables creators around the world to directly monetise their audiences. Every system you build will operate at serious global scale. 🎯...

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.

Job Description Are you ready to advance your engineering career and take on complex, meaningful work? We're looking for an experienced and motivated Senior Civil & Structural Engineer to join our growing Energy business. This is an exciting opportunity to contribute to some of the UK's most innovative energy and infrastructure projects - from next-generation nuclear and renewable developments...

You will do this by working closely with the engineering teams from across the power station and applying a structured systems engineering approach to design. In this role, you'll: Translate high-level electrical requirements into validated system/component designs. Design and implement electrical solutions that meet project needs, ensuring testability and compliance.