https://jobs.co.uk/job/principal-software-engineer-matchtech--f03612dc-fed7-499e-a831-99427122eb92 RSS feed for Principal Software Engineer at Matchtech. en-gb Thu, 11 Jun 2026 19:42:45 GMT https://jobs.co.uk/job/principal-software-engineer-matchtech--f03612dc-fed7-499e-a831-99427122eb92 https://jobs.co.uk/job/principal-software-engineer-matchtech--f03612dc-fed7-499e-a831-99427122eb92 Wed, 10 Jun 2026 23:00:00 GMT Location: Maidenhead | Salary: Negotiable | Type: Permanent | Matchtech are working closely with a UK defence technology organisation delivering secure communications and cyber solutions used in mission-critical environments. Their teams build high-assurance cryptographic and key management capabilities that enable the confidential exchange of sensitive information for customers operating across tactical and strategic settings. If you enjoy solving hard engineering problems where security, reliability, and real-world outcomes matter, this is a good fit. Important information Clearance Due to the nature of the work, applicants will need to meet UK security clearance eligibility requirements (including UK residency criteria). DV clearance is required (you must be eligible and willing to obtain and maintain DV; SC is typically required first). Working arrangement Fully onsite: please only apply if you can work onsite in Maidenhead The role You''ll provide technical leadership in a software engineering team (typically 5 to 20 engineers) delivering multiple concurrent R&D and production programmes. The focus is on embedded and/or application software in secure environments, with end-to-end ownership across the software lifec... Permanent