Embedded Software Engineer Job at Portsmouth Full Time

Embedded Software Engineer (C/C++) – Defense SystemsLocation: Hampshire (M3 Corridor) – On-site/Hybrid requirements due to securitySalary: £45,000 – £65,000 + PackageSecurity Clearance: Active SC or DV ClearanceRequired (Current/Transferable)The RoleThis is a delivery-focused engineering position within a high-assurance UK defense environment. We are looking for “hands-on” Senior Engineers who prioritize shipping robust, evidence-backed software over theoretical design. You will take ownership of mission-critical systems where safety, security, and reliability are the primary constraints.This role is designed for established professionals who can lead technical delivery end-to-end and make sound engineering trade-offs in a regulated environment.Key Responsibilities- Technical Ownership: Lead the design, implementation, and verification of software for complex, long-term defense programs.- Full Lifecycle Engineering: Manage requirements analysis, architectural design, and hardware-software integration.- High-Assurance Delivery: Produce robust C/C++ code that meets stringent certification and safety-case standards.- Collaborative Leadership: Work alongside systems and safety engineers to ensure technical standards are upheld throughout the release workflow.Technical Requirements- Experience: Have had experience in defense, aerospace, or safety-critical domains (e.g., Medical, Rail, Nuclear).- Core Languages: Expert-level C and/or C++ with a focus on memory discipline and performance-aware design.- Platforms: Deep experience with Embedded Linux, RTOS, or Bare Metal environments and hardware interfaces.- Tooling: Proficiency with modern build systems (CMake), cross-compilers, and CI/CD pipelines (Jenkins/GitLab).- Standards & Evidence: Familiarity with evidence-driven engineering, including static analysis (MISRA/CERT) and requirements traceability (DOORS or similar).- Security Mindset: A strong understanding of secure coding practices and threat-driven development.Why Apply?- Impact: Work on software that is actively deployed and relied upon for national security.- Autonomy: An environment that trusts senior engineers to make critical design decisions and influence technical standards.- Stability: Long-term, technically demanding programs that value engineering quality over “move fast and break things” mentalities.- Culture: A mature professional environment that balances technical rigor with a supportive, inclusive workplace.Please Note: Due to the nature of the programs, candidates must hold current UK Security Clearance (SC or DV). We are unable to sponsor new clearances or visas for this position.