Senior C++ Developer/Architecture(Outside IR35 Contract - Defence / Naval Program Support)
Posted 7 days ago by Puma Berry Ltd
£500 Per day
Outside
Onsite
Manchester, England, United Kingdom
Summary: The role of Senior C++ Developer/Architect at Puma Berry Ltd involves delivering a defined work package on a major UK defence and aerospace programme, focusing on complex, safety-critical systems. The position requires a highly skilled C++ Software Engineer to work within a high-performing engineering team, ensuring high-quality, on-time delivery. The role is based in Manchester and is outside IR35, with a contract duration of 12+ months. Active SC clearance and UK citizenship are mandatory for this position.
Key Responsibilities:
- Architectural Modelling – 20%
- Detailed Design – 20%
- Interface Definition and Review – 10%
- Documentation and Software Safety Analysis – 40%
- Other Engineering Activities – 10%
Key Skills:
- Minimum 8 years’ software engineering experience
- Proven experience on UK defence sector projects
- Strong proficiency in C++ (with working knowledge of Java)
- Experience designing and developing large distributed systems
- Background in safety-critical or safety-related systems (e.g. IEC 61508, 62304, ISO 26262)
- Familiarity with IBM DOORS, Klocwork, and static analysis/unit testing frameworks
- Strong understanding of software lifecycles, FMEA, and assurance processes
- Excellent technical documentation and communication skills
- Active SC clearance with no caveats and UKEO eligibility
- UK citizenship required
- Experience with UML and software modelling techniques (desirable)
- Exposure to virtualisation and containerisation technologies (desirable)
- Familiarity with Atlassian tools, Jenkins, JFrog Artifactory (desirable)
- Understanding of IP networking protocols (desirable)
- Working knowledge of CI/CD pipelines (desirable)
Salary (Rate): £500.00 daily
City: Manchester
Country: United Kingdom
Working Arrangements: on-site
IR35 Status: outside IR35
Seniority Level: Senior
Industry: IT
Company Description Puma Berry Ltd is an IR35-compliant delivery partner to the UK defence and aerospace industry. We specialise in delivering output-based engineering and technology projects, using a network of highly experienced, security-cleared professionals. Our focus is on high-quality, on-time delivery that meets the demanding standards of mission-critical programmes. With deep technical expertise and a proven track record, we support prime contractors and Tier 1 suppliers across a range of complex defence initiatives.
C++ Senior/ Arch Software Engineer – Defence Sector (Manchester)
We are seeking a highly skilled C++ Software Engineer to deliver a clearly defined work package on a major UK defence and aerospace programme. This role involves working on complex, safety-critical systems as part of a high-performing engineering team.
Location : Manchester – 5 days/week onsite (Future flexibility may be considered)
Contract : 12+ months , output-based model, outside IR35
Security : Active SC clearance with no caveats and UK Eyes Only (UKEO) status are mandatory
Day Rate : £500.00
Scope of Work (approximate breakdown):
- Architectural Modelling – 20%
- Detailed Design – 20%
- Interface Definition and Review – 10%
- Documentation and Software Safety Analysis – 40%
- Other Engineering Activities – 10%
Qualifications
Essential:
- Minimum 8 years’ software engineering experience
- Proven experience on UK defence sector projects
- Strong proficiency in C++ (with working knowledge of Java )
- Experience designing and developing large distributed systems
- Background in safety-critical or safety-related systems (e.g. IEC 61508 , 62304 , ISO 26262 )
- Familiarity with IBM DOORS , Klocwork , and static analysis/unit testing frameworks
- Strong understanding of software lifecycles , FMEA , and assurance processes
- Excellent technical documentation and communication skills
- Active SC clearance with no caveats and UKEO eligibility
- UK citizenship required
Desirable:
- Experience with UML and software modelling techniques
- Exposure to virtualisation and containerisation technologies
- Familiarity with Atlassian tools , Jenkins , JFrog Artifactory
- Understanding of IP networking protocols
- Working knowledge of CI/CD pipelines