Principal Software Engineer — Embedded & Cyber Tech Lead

Energy Jobline CVL; Thatcham; On-site; GBP 90,000 - 130,000; Full time

Job summary

Energy Jobline CVL is seeking a Principal Software Engineer to lead embedded and application software, shape technical direction, and mentor a talented team working on cutting-edge cyber and defence technology. The role offers autonomy, impactful delivery, and the opportunity to work on mission-critical programmes.

Based in Maidenhead, UK, this full-time, onsite position requires a strong background in embedded product development, C/C++, OO design, and secure software practices.

Qualifications

• Degree in engineering, mathematics or science or equivalent experience (as stated).
• Significant embedded product development experience with bare-metal and RTOSes.
• Strong C/C++ experience and solid understanding of software lifecycles.
• Proven OO design using SOLID and design patterns.
• Experience with testing, version control, CI and automated test tooling.

Responsibilities

• Architect, design, implement, document and test embedded and/or application software.
• Apply OO design and patterns for re-use and test framework integration.
• Review system design artefacts and derive software requirements and architecture.
• Maintain high-quality software design using modelling tools such as RSA and EA.
• Drive best-practice development including TDD/BDD, CI, DevSecOps and analysis.
• Lead technical reviews and mentor engineers to improve delivery quality.

Skills

Embedded software

C/C++

OO design

Software testing

CI/CD

DevSecOps

Mentorship

Education

Engineering/Math/Science degree

Tools

RSA

Enterprise Architect (EA)

Git

Jenkins

Job description

Energy Jobline CVL is seeking a Principal Software Engineer to lead embedded and application software, shape technical direction, and mentor a talented team working on cutting-edge cyber and defence technology. The role offers autonomy, impactful delivery, and the opportunity to work on mission-critical programmes.

Based in Maidenhead, UK, this full-time, onsite position requires a strong background in embedded product development, C/C++, OO design, and secure software practices.