Senior Test Development Engineer Location : Kirkcaldy Salary : Up to £70,000 + £7,500 Welcome Bonus Security Clearance : Must be eligible for BPSS (SC desirable) To Apply, email : The Opportunity An established and growing advanced engineering organisation is seeking a Senior Test Development Engineer to support the design and development of complex electronic test solutions. This is a key senior role within a high-growth R&D environment, offering strong technical ownership, leadership responsibility, and genuine progression opportunities. You will be working on advanced electronic systems supporting mission-critical applications across land, sea, air, and space platforms. The Role You will take ownership of the design, development, validation and lifecycle support of test equipment at board, subsystem and system level. Key responsibilities include: Design and development of functional test equipment for electronic systems Hardware and software integration, debug and fault finding Verification and validation of test solutions Production support, issue resolution and obsolescence management Leading technical design reviews and producing high-quality documentation Mentoring and supporting junior engineers