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 ChertseyLead the architectural and detailed design of software within complex systemsTranslate system requirements into effective, high-quality software solutionsDevelop and test software (primarily in C++) to industry and company standardsCollaborate with electronics, firmware, and systems engineers to ensure full system integrationPresent technical designs internally and to customers at all project stagesEnsure compliance with company processes, standards, and best practicesSupport project planning, estimation, and delivery alongside the Project ManagerManage and mentor a team of software engineers, driving performance and developmentContribute to system integration, verification, validation, and customer acceptanceWhat we are looking forEssential:Strong experience in software architecture and detailed designProven background in C++ development and testingExperience working with Linux and Windows development environmentsFamiliarity with version control and structured development processesExperience leading or mentoring software teamsExcellent communication skills and ability to produce clear technical documentationExperience with UML-based design tools (e.G. Enterprise Architect)Qualifications & RequirementsDegree in Engineering, Mathematics, Science (or equivalent experience)Ability to obtain UK SC or DV security clearanceSole UK nationalityFull UK driving licenceWillingness to travel between Chertsey and Portland as requiredWhat you'll getFull lifecycle exposure - shape your career across design, development, and integrationFlexible working hours - core hours with flexibility around your dayPaid overtime or time off in lieu - up to 24 additional days leave per yearHoliday shutdown - enjoy time off over ChristmasCompetitive pension schemePrivate medical care - access to a nationwide network of clinicsTraining & development - continuous upskilling opportunitiesSalary sacrifice schemes - including tech and bike optionsGym benefits - discounts or onsite gym access in ChertseyCompany tech - full home and office setup providedRelocation support - making your move easierIf 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 or call 01582 878839 to discuss the opportunity in more detail.JBRP1_UKTJ