release engineer jobs in County of Cardiff

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.

You will own the engineering vision and execution of Keepnet’s core platform, operating across the UK, EU, US, UAE, and Canada, supported by distributed offshore and nearshore teams.

You will not be expected to do everything yourself. Success in this role will be measured by platform reliability, delivery predictability, team health, and customer impact.

You will be responsible for overseeing all phases of product engineering, new product development and production support for our Automotive Mosfet product line.

Software Engineer Fully Remote | Permanent | Competitive Salary + Benefits Harrington Starr has partnered with a leading Global Payments Technology company who are seeking to hire a Software Engineer to join their growing engineering team. This is an exciting opportunity to work on scalable, resilient systems while contributing to real-world solutions in the financial technology space. Key...

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 be a great fit if you: - Have 5+ years full-stack experience, with strong JavaScript/TypeScript depth. - Are backend-leaning, with deep Node. js and API experience. - Have previously worked in early-stage start-ups or very lean engineering teams. - Have extensive evidence of being a hands-on individual contributor in complex codebases.

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,...

You will shape how our engineers build, test, release, and monitor software, ensuring frictionless workflows while keeping ownership of business logic, test quality, and development practices firmly with the product engineering teams.

Estimator Are you an experienced Estimator looking for a stable, long-term role within a well-established manufacturing business in Cardiff? Were working with a reputable manufacturer that produces bespoke engineered products and requires a commercially minded Estimator to support their quoting and order process. This is an office-based role where accuracy, attention to detail, and the ability...

Vishay manufactures one of the world's largest portfolios of discrete semiconductors and passive electronic components that are essential to innovative designs in the automotive, industrial, computing, consumer, telecommunications, military, aerospace, and medical markets. We help the world's most in-demand technologies come to life. Every day our products touch your life and the lives of people...

We’re hiring a Senior Quality Assurance Specialist known as a Quality Senior Scientist internally Location: Chippenham, Wiltshire, 2 days a week hybrid Contract: Fixed-Term Contract (12 months) Reports to: Scientific Affairs Director – Pharma Division Are you passionate about driving quality excellence in healthcare? Do you thrive in a regulated environment where your expertise directly...

You must speak, write and be able to understand fluent English. - Deep knowledge and regular usage of Firebase suite, especially Firestore. - Strong proficiency in TypeScript and modern JavaScript (ES6+).

You must enjoy constantly learning and researching to improve your level of expertise.

🚀 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...

About us Founded in 2008, CitNOW is an innovative, enterprise-level software product suite that allows automotive dealerships globally to sell more vehicles and parts more profitably. CitNOW’s app-based platform provides a secure, brand-compliant solution – for dealers to build trust, transparency and long-lasting relationships. CitNOW Group was formed in 2021 to unite a portfolio of 12 global...

You should have a strong understanding of delivering robust and scalable code, applying best practices, and a proven track record of delivering high-quality software. Experience with AWS and Postgres is highly desirable. An interest in leading people is also a plus, we’re looking for engineers who want to take on technical leadership in multiple forms.

We’re looking for an Electronics Engineer who can contribute to the design, development, and testing of electronic hardware used across a range of engineered products. This role suits someone with a solid foundation in embedded electronics and circuit design who is ready to take on more responsibility, work on meaningful sections of a product, and grow their technical influence within the...

Salary Competitive Salary & Benefits Location Cardiff Job Reference BBBH4641 Job Type Permanent Posted Date 11/11/2025 Job Details Software Engineers - Why You Should Apply Remote Working: Opportunity to work remotely from anywhere in Europe, with quarterly fully expensed visits to the UK site in South Wales for R&D meetings. Shape the Future: This isn't just another coding job; it's...

Senior Backend Developer (.NET | AI-First SaaS Platform) Compensation: Competitive, based on location and experience Location: UK or Turkey (Hybrid – Office & Remote) Keepnet is an AI-driven SaaS platform experiencing strong, sustained growth in the UK with growing global momentum, helping organisations manage human cyber risk at scale. With Agentic AI live in production, Keepnet runs...

We’re seeking a highly experienced Electronics Engineer who can take ownership of complex electronic system designs and play a major role in shaping the next generation of technology across a variety of engineered products. This position is aimed at someone who has spent years working with embedded systems, detailed circuit development, and end-to-end product engineering—from early concept work...

We are seeking great talent to help us build The DNA of tech.® Vishay manufactures one of the world's largest portfolios of discrete semiconductors and passive electronic components that are essential to innovative designs in the automotive, industrial, computing, consumer, telecommunications, military, aerospace, and medical markets. We help the world's most in-demand technologies come to life....