Software Developer jobs in United Kingdom

Are you searching for a new opportunity that will allow you to play your part in creating a cleaner and healthier world? Here at Servomex, our work spans a broad spectrum of industries, from enabling low-emission power generation and sustainable manufacturing, to supporting high-purity medical oxygen, enhancing facility safety, and advancing innovative research.

We are looking for a talented and motivated Software Engineer to develop, maintain and enhance development tooling, and manufacturing test and tuning equipment that support the production of our world‑leading precision gas analysers.

If you enjoy working with great people across disciplines, solving complex technical challenges, and contributing to innovative scientific products, this could be the opportunity you have been searching for!

Please note: this opportunity is not available for sponsorship, the successful candidate must have permanent eligibility to work in the UK.

• Provide accurate estimates for work packages and contribute to planning and prioritisation.
• Take ownership of assigned tasks, proactively communicate progress, and resolve issues as they arise.
• Translate customer requirements into detailed system, architectural, mathematical and software requirements.
• Develop and perform unit tests and maximise test coverage.
• Participate in design reviews, provide constructive feedback, ensuring alignment with business objectives.
• Translate detailed requirements into software applications using current tool chains and best practices.
• Contribute to the development of Test, Support and Development infrastructure.
• Prepare production data including technical data packs and test specifications.
• Collaborate with suppliers and cross-functional teams to identify suitable components and materials, balancing technical and commercial considerations.
• Contribute ideas to support innovative solutions and continuous improvement, ensuring solutions adhere to existing quality and technical standards/processes.
• Design and implement software to support manufacturing rigs and development tooling, ensuring solutions are robust, resilient and maintainable.
• Implement complex mathematical algorithms in software, ensuring performance and accuracy.
• Contribute to the full product lifecycle, from requirements to release.
• Supporting other activities as needed to help the team succeed.

Essential skills and experience:

• Solid experience with Python and Javascript with a keenness to further develop these skills.
• Strong expertise of data management and data visualisation tools – and motivated to develop further.
• Track record of requirements specification and system-level architecture design.
• Confidence working with a variety of open-source software tools and libraries, with a desire to explore and apply these to real world scenarios.
• Hands-on experience of DevOps practises, CI/CD, task management and version control systems.
• Good understanding of (Web) UI/UX design principles and an ability to contribute to front-end development.
• Strong grasp of mathematical concepts and numerical analysis techniques.
• Appreciation for science and interest in cutting-edge sensor technologies.
• Working knowledge of electronic circuits and components.
• Familiarity with code analysis tools.
• A background in working with physical or hardware‑based products - including manufacturing, instrumentation or other critical systems - would be highly beneficial.

• Appreciation of signal processing techniques.
• Awareness of how machine learning can be integrated into scientific or engineering workflows and systems to improve accuracy, efficiency or automation.
• Experience using GenAI assisted coding and tools.

• Degree (or equivalent) in Computer Science, Electrical Engineering, Software Engineering or related technical / scientific / engineering subjects.

A full job description will be provided during the interview process.

“From day one, I was encouraged by my team members and management to explore, learn, and grow; I lead testing activities, driving quality control throughout the development lifecycle, collaborating with cross-functional teams. I feel fortunate to be part of a company that values its employees’ growth and well-being as much as their contributions. Servomex has been more than a workplace for me—it has been a place of learning, growth, and genuine support.”

Carol Tuscano, Senior V&V Engineer

Crowborough, East Sussex, UK

During the initial six months, the successful candidate will be onsite Monday to Thursday and can work from home on Fridays. After this period, a hybrid working pattern can be adopted, with a minimum of three days per week onsite.

Full Time, Permanent, 38 hours per week.

Monday to Friday (flexible start and finish times)

Starting from £60,000

• Discretionary Company Bonus
• Opportunities for growth & development through our structured Talent Management System
• Annual Performance Review
• Personal Pension Plan (up to 10.5% employer contribution)
• Employee Wellbeing Programme
• 25 days’ annual leave with option to buy more + Bank Holidays + Company Shutdown Day
• Two Volunteering Days
• Life Assurance (4 x Salary)
• Enhanced Family Friendly benefits & pay
• Staff Referral Scheme and Long Service Awards
• Global Recognition Scheme
• Cycle to Work Scheme
• Free Parking

We are happy to consider any reasonable adjustments that candidates with a disability may need during the recruitment process and you will be asked whether you require any such adjustments during the application process. Please note we will also make reasonable adjustments wherever possible to enable employees to complete their roles to the best of their ability.

We are an equal opportunity employer. We are committed to providing equal employment opportunities for all applicants and employees. We do not discriminate on the basis of race, religion, color, national origin, sex, gender identity, sexual orientation, age, marital status, veteran status, disability status, or any other characteristic protected by law.