Senior Electronics Engineer

STR Group Limited; High Wycombe; Hybrid; GBP 45,000 - 65,000; Full time

Job summary

A leading defence technology firm in High Wycombe seeks a Senior Electronics Engineer to lead the design and development of sophisticated electronic systems for advanced defence applications. The role involves the full engineering lifecycle, mentoring junior engineers, and ensuring compliance with safety standards. This position offers flexible working hours, an annual bonus, and a supportive culture, making it an exciting opportunity for those passionate about innovation in defence technology.

Benefits

Annual bonus

Flexible working hours

Private healthcare

25 days annual leave

Qualifications

• Proven experience in the design and development of electronic hardware.
• Strong understanding of circuit design, schematic capture, and testing.
• Eligible to obtain UK Security Clearance (SC).

Responsibilities

• Lead the design and development of complex electronic systems.
• Define technical requirements, specifications, and validation plans.
• Conduct detailed design reviews and testing.

Skills

Electronics design

Circuit design

Communication skills

Stakeholder engagement

Education

Degree in Electronics or Electrical Engineering

Tools

PCB layout software

Job description

Overview

About the Opportunity: Join a global leader in advanced defence technology, developing mission-critical systems that protect and empower naval forces across the world. Our client designs and delivers cutting-edge electronic and sensing solutions that support the most demanding maritime environments, from surface vessels to underwater platforms and autonomous systems. This is an exciting opportunity to take on technical leadership within a multi-disciplinary engineering team, shaping the future of naval electronics and next-generation mission systems.

The Role

As a Senior Electronics Engineer, you'll play a key role in the design, development, and delivery of complex electronic systems used in advanced defence applications. You'll work across the full engineering lifecycle from concept and prototyping through to verification, test, and production handover, ensuring each solution meets the highest technical and safety standards.

Key Responsibilities

• Lead the design and development of analogue, digital, and mixed-signal electronic circuits.
• Define technical requirements, specifications, and validation plans.
• Conduct detailed design reviews, analysis, and testing.
• Mentor and guide junior engineers, supporting knowledge transfer and technical excellence.
• Collaborate closely with systems, software, and mechanical engineers to deliver integrated solutions.
• Contribute to continuous improvement in design processes and best practices.
• Ensure compliance with safety, environmental, and defence standards.

About You

You'll be an experienced electronics engineer with strong technical depth, ideally gained in defence, aerospace, or other complex engineering environments. You'll be comfortable taking technical ownership and influencing design decisions.

Essential Skills & Experience

• Degree (or equivalent) in Electronics, Electrical Engineering, or a related discipline.
• Proven experience in the design and development of electronic hardware.
• Strong understanding of circuit design, schematic capture, PCB layout, and test.
• Experience with EMC design, environmental testing, or design for manufacture (DFM) is advantageous.
• Excellent communication and stakeholder engagement skills.
• Eligible to obtain UK Security Clearance (SC).

What's on Offer

• Optional 9-day fortnight - every other Friday off!
• Flexible working hours and hybrid arrangements.
• Time Off in Lieu (TOIL) up to 1 day per month.
• Early finish Fridays (1pm).
• Annual bonus and performance incentives.
• 25 days annual leave + Christmas shutdown.
• Buy or sell holiday scheme.
• Private healthcare, dental, and critical illness options.
• Discount hub - access to 200+ retailers.
• 4x life cover and a market-leading pension (5% employer minimum).
• Relocation support available for exceptional candidates.

Why Join

You'll be part of a forward-thinking organisation that values innovation, collaboration, and engineering excellence. The business is known for its supportive culture, flexible approach to working, and commitment to developing its people. They also take pride in being an inclusive and diverse employer, encouraging applications from all backgrounds, and fostering a culture where everyone can thrive and be their authentic self.

Apply Today

If you're a Senior Electronics Engineer ready to contribute to the next generation of defence technology, we want to hear from you. Join a company where your work truly makes a difference — safeguarding the seas and advancing naval capability worldwide.