19 Software developers jobs in UK

Our client is looking for a Software Engineer to develop simulations that mathematically model dynamic time dependent chemical processes in oil & gas processesing. Working from computational fluid dynamic theory and three-dimensional numerical simulation of ...

C#.Net Software Developer

17 December 2025
Expert Employment - Reading, RG40 3DA
£34,000 to £58,000 per year
On-site only
Permanent
Full time

C#.Net Developer required to develop cross-platform Windows and Linux applications principally in C# across the full development lifecycle: architecture, algorithm design, software implementation and testing. An appreciation of embedded software would be ...

Machine Learning / AI Software Developer

10 December 2025
Expert Employment - London, West, W6 7BL
£50,000 to £85,000 per year
On-site only
Permanent
Full time

This role will be to work on parallel processing acceleration of AI and Machine Learning Systems. Technologies include Numeric methods and algorithms Parallel programming and/or High Performance Computing Machine learning or a related domain, and understanding...

AWS Software Development Architect, Machine Learning

18 December 2025
Expert Employment - London part remote, EC1N 8LS
£65,000 to £80,000 per year
On-site only
Permanent
Full time

AWS cloud services Developer for Machine Learning Software Development company. Key Skills Big data: import, manipulation, storage and management. Redshift ideally Athena and Glue, security process and Infrastructure on Cloud or IoC. Python DevOps Automation ...

Software Tester, automated testing

10 December 2025
Expert Employment - Didcot, OX14 4RN
£35,000 to £55,000 per year
On-site only
Permanent
Full time

Senior Software Test Engineer required to join a large Software Development team with extensive source code control and build deployment processes to Design test strategies and test automation techniques. Essential skills: Agile Champion processes and systems ...

SQL Application Specialist

03 December 2025
System C - Belfast, BT3 9DT
Permanent
Full time

Description At System C, we create software that helps drive 21st century health and social care in the UK. Using leading-edge technology and data, our systems are trusted by hundreds of health and social care organisations, our work impacts millions of lives ...

Research Software Engineer

04 December 2025
Lancaster University - LA1 4YW
£39,906.00 to £48,882.00 per year
Temporary
Full time

We invite applications for a Research Software Engineer to join the Prob_AI Hub. This £8.5M programme is funded by EPSRC and brings together research groups from the Universities of Lancaster, Bristol, Cambridge, Edinburgh, Manchester and Warwick. The role is ...

Backend Developer

20 November 2025
Hays Specialist Recruitment - London, London, EC2V6DN
£100,000.0 to £110,000.0 per year
Permanent
Full time

A global leading Martec organisation is looking to add a talented Staff Software Engineer to their close-knit, back-end software developer community. The role will be hands-on as well as leading the team to shape the future backend systems. As a Staff Software...

Full Stack Developer (Space/Mission-Critical Systems)

19 November 2025
Hays Specialist Recruitment - Oxfordshire, OX11 0DF
£65,000 to £95,000 per year
Hybrid remote
Permanent
Full time

Full Stack Developer (Space/Mission-Critical Systems) Oxford - Hybrid 2 days per week in office. £65000 - £95000 Must Have's - Must possess an EU or Five Eyes passport (UK, US, Canada, New Zealand, Australia). - Has worked Full Stack with Java, Python or C++ ...

Full Stack Developer (Space/Ground Segment Software)

15 December 2025
Hays Specialist Recruitment - Oxford, Oxfordshire, OX11 0DF
£65,000 to £95,000 per year
Hybrid remote
Permanent
Full time

Full Stack Developer (Space/Mission-Critical Systems/Ground Segment Software) Oxford - Hybrid 2 days per week in office. £65000 - £95000 Must Have's - Must possess an EU or Five Eyes passport (UK, US, Canada, New Zealand, Australia). - Has worked Full Stack ...