Principal Software Engineer jobs in Dunstable

Job Description Principal Software Engineer Luton 12-Month Contract Paying up to £79p/h (Inside IR35) Please note - due to the nature of the work, you will need to hold or be eligible to obtain a high level of UK Security clearance – please only apply if suitable Key Responsibilities: - Develop robust applications using C# .NET within a Windows environment. - Take ownership of complex...

Principal 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 Principal Software Engineer to join their senior engineering leadership team. This is a rare opportunity to combine hands-on development with strategic influence, guiding architecture decisions and shaping...

Contract Software Engineer (Ada) – Real-Time Embedded Location: Luton (Hybrid – ~4 days on-site) Contract Length: 12 months IR35: Inside IR35 Rate: £57.72 p/h PAYE (£66.11p/h inc. holiday rate) OR £78.70 p/h Umbrella We seek an engineer with recent high-integrity or safety-critical industry experience (defence, aerospace, or similar), or eligible for UK security clearance. The...

Join OCI's Edge Security team as a Principal Engineer to architect and deliver cloud-scale DDoS protection. You'll lead design for high-performance detection and mitigation systems, drive automation and operational excellence, and set the technical direction for customer-facing DDoS capabilities across OCI's global edge. Are you the right applicant for this opportunity Find out by reading...

You will be a proven senior who still loves to code, enjoys taking ownership of front-end decisions, and wants to play a key role in shaping both our technology and the people around you. This is a chance to make a real impact across multiple products and help influence our engineering direction as we continue to grow.

You will be a dynamic individual and looking to take the next step in your career. This integral role will see you become the a key figure in electronics design and development department, running a small team and overseeing product development to launch, liaising with customers, fostering relationships, project management and being the conduit between the development team and senior stakeholders.

Principal Grafana Network Analytics Engineer Edinburgh, UK | Fully Remote (UK-based) Engineering | Cyber Security £95,000 & Benefits Ever wanted your dashboards to actually defend the internet? This role does exactly that. I'm recruiting on behalf of a high-growth cyber security technology company that protects some of the world's most critical online services from large-scale DDoS and...

Principal Structural Engineer £55,000 - £70,000 Cambridge - hybrid working (1-2 days home) 5 - 7 year promotion plan to board level Are you an experienced Principal Structural Engineer looking to progress into a team leadier in Cambridge? A well established and thriving consultancy with 20 employees across two offices is seeking a Principal Structural Engineer to take on a key technical...

Position: Principal Building Services Engineer (HVAC) Location: Warrington / Oxfordshire / Glasgow Salary: up to £68,000 Purpose of the job As a senior member of the Engineering Design Management Team, the Principal Engineer will manage multi-discipline engineering resources to ensure design delivery to projects and adherence to the design process and applicable standards. The Principal...

Job Description We have an exciting opportunity for a Principal Engineer based in Bedford for one of our clients on a Full Time Permanent basis. Summary of the Principal Engineer role Salary: £75,000 Location: Bedford Type of Contract: Permanent Hours: Monday Thursday 8.15am 4.45pm Friday 8.15am 1.45pm Responsibilities of thePrincipal Engineer - Lead R&D initiatives and root cause analysis -...

Join a world-class technology consultancy | Cambridge, Hybrid Working Model This globally recognised engineering consultancy works at the forefront of science and technology, delivering complex products across healthcare, communications, electronics and deep-tech sectors. The team are now looking for an Embedded Software Engineer to support the design and development of innovative embedded...

You will define technical strategy, design scalable data systems, mentor senior engineers, and partner closely with product, engineering, analytics, and business leaders to transform strategic goals into robust, data-driven solutions.

Location: Cambridge - Hybrid (2–3 days per week in office) Job Type: Full-time, Permanent Hours: 37.5 hours per week, Monday to Friday Salary: £65,000 to £75,000 A market-leading software provider is seeking a C# .NET Software Developer to join their software development team in Cambridge. With over 25 years of expertise operating, the business delivers management services and software used...

Embedded Software Engineer (C+ +) – Permanent (4 days a week onsite) Certain Advantage is recruiting five Software Engineers to join a well-established and reputable company based in Luton, on a permanent basis. The company: We’re working with a well-established engineering and manufacturing firm based in Luton, renowned for delivering innovative solutions and high-quality products across...

Role Overview We are seeking a Java Software Engineer to join a small, technically rigorous founding team building complex, data-intensive engineering systems. The role is remote-first, with periodic in-person collaboration in Oxford or San Francisco. The position involves close collaboration with the Founding Engineer on backend infrastructure, internal platforms, and system architecture. In...

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...

SOFTWARE ENGINEER REMOTE (OPTION TO RELLOCATE) £110K + EQUITY THE COMPANY This innovative AI startup is redefining safety and reliability in AI models. While competitors like GPT and DeepMind struggle with hallucinations and illegal content generation, this company adds safety control layers to ensure AI outputs are trustworthy and compliant. Working with high-profile, they're building AI...

.NET Developer | 6 Month Contract | Up to £600 per day (Inside IR35) | SC & NPPV3 Clearances Required | Remote MERITUS are excited to be partnered with a growing Technical Consultancy delivering secure, business-critical systems and are looking for an experienced .NET Software Engineer to work with one of their secure public sector clients. This role is well suited to a .NET developer who...

You will support in reverse engineering and deep understanding of vulnerabilities, including impact analysis and automation.

You must relish the challenge of findings critical vulnerabilities in complex software binaries through automation and manual practices. Creativity is highly valued; being able to find novel vulnerabilities is essential in this role.

Principal Software Engineer Luton 12-Month Contract Please note - due to the nature of the work, you will need to hold or be eligible to obtain a high level of UK Security clearance – please only apply if suitable Develop robust applications using C# .NET within a Windows environment. Take ownership of complex tasks across the full software lifecycle—from requirements to integration, testing, and...