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Posted 29 July, 2026

Software Developer (Java/C++) - UKIC DV

Oscar Associates (UK) Limited
Cheltenham, ENG, GB Full Time

Job Description

Software Developer (Java/C++) - UKIC DV Cleared | £53,000-78,000A leading engineering team is looking for a UKIC DV-cleared Software Developer to support the development of high-performance backend software solutions within secure government and defence environments.The role focuses on designing, developing and maintaining scalable systems using Java and C++ within Linux environments , with involvement across technical design, architecture and engineering best practices.The successful candidate will work on backend services, APIs and distributed applications, helping to deliver secure, reliable and maintainable software solutions. The role will also involve contributing to technical decisions, collaborating with engineering teams and supporting the continuous improvement of development practices.Key requirements:Commercial experience developing with Java and/or C++Strong experience working within Linux environmentsExperience building backend applications, APIs and distributed systemsUnderstanding of software architecture, design patterns and object-oriented programmingExperience with multithreading, debugging and performance optimisationExposure to Docker, CI/CD, DevSecOps and Git workflowsExperience working with relational and/or NoSQL databasesThis is an excellent opportunity for a Software Developer to work on technically challenging projects, developing secure software solutions alongside an experienced engineering team.Salary: £53,000-£78,000Clearance: Active UK DV requiredOscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy.To understand more about what we do with your data please review our privacy policy in the privacy section of the Oscar website.TPBN1_UKTJ