Senior Software Engineer for Defence Technology

Are you an experienced Software Engineer ready to take the lead on cutting-edge defence technology? Join a specialist engineering company based in Chertsey, delivering bespoke software and integrated systems for mission-critical military applications.

My client designs, develops, and integrates advanced solutions that operate in some of the most demanding environments. This is an opportunity to work at the forefront of innovation, contributing to projects that truly matter.

As a Senior Software Engineer based in Chertsey, you’ll play a key role in leading the design and delivery of high-integrity software systems. Working closely with multidisciplinary teams, you’ll transform complex system requirements into robust, innovative software solutions.

You’ll also take on a leadership role—guiding, mentoring, and supporting a team of engineers to deliver projects on time, within budget, and to the highest standards.

What you’ll be doing as a Senior Software Engineer based in Chertsey

• Lead the architectural and detailed design of software within complex systems

• Translate system requirements into effective, high-quality software solutions

• Develop and test software (primarily in C++) to industry and company standards

• Collaborate with electronics, firmware, and systems engineers to ensure full system integration

• Present technical designs internally and to customers at all project stages

• Ensure compliance with company processes, standards, and best practices

• Support project planning, estimation, and delivery alongside the Project Manager

• Manage and mentor a team of software engineers, driving performance and development

• Contribute to system integration, verification, validation, and customer acceptance

What we are looking for

Essential:

• Strong experience in software architecture and detailed design

• Proven background in C++ development and testing

• Experience working with Linux and Windows development environments

• Familiarity with version control and structured development processes

• Experience leading or mentoring software teams

• Excellent communication skills and ability to produce clear technical documentation

• Experience with UML-based design tools (e.G. Enterprise Architect)

Qualifications & Requirements

• Degree in Engineering, Mathematics, Science (or equivalent experience)

• Ability to obtain UK SC or DV security clearance

• Sole UK nationality

• Full UK driving licence

• Willingness to travel between Chertsey and Portland as required

What you’ll get

• Full lifecycle exposure – shape your career across design, development, and integration

• Flexible working hours – core hours with flexibility around your day

• Paid overtime or time off in lieu – up to 24 additional days leave per year

• Holiday shutdown – enjoy time off over Christmas

• Competitive pension scheme

• Private medical care – access to a nationwide network of clinics

• Training & development – continuous upskilling opportunities

• Salary sacrifice schemes – including tech and bike options

• Gym benefits – discounts or onsite gym access in Chertsey

• Company tech – full home and office setup provided

• Relocation support – making your move easier

If you are keen to hear more about this interesting Senior software engineer position for my client based in Chertsey, please send over an updated CV to nking@redlinegroup.Com or call 01582 878839 to discuss the opportunity in more detail.