Senior Software Engineer - EW Systems (NATO Cleared)

Mass Consultants Ltd; Yeovil; Hybrid; GBP 50,000 - 65,000; Full time

Job summary

MASS is seeking a Senior Software Developer to join our in-hangar team supporting NATO Joint Electronic Warfare training assets. Based at RNAS Yeovilton, Somerset, you will develop, integrate and maintain EW software and hardware systems to ensure mission-critical capabilities remain available and effective.

This hands-on role covers software, systems integration and RF‑related applications. You will work with engineers and technicians to deliver practical solutions in a specialist defence

Qualifications

• Degree or equivalent in Software Engineering, Computer Science, Electronic Engineering or related discipline.
• Experience developing, integrating and maintaining software systems.
• Proficient in C++ and/or C#.
• Ability to obtain and maintain NATO Secret (NS) Security Clearance.
• Strong problem-solving and communication skills.

Responsibilities

• Act as a software SME, providing development, maintenance and training support for EW assets.
• Undertake integrated software and hardware modifications to enhance EW training capabilities.
• Develop and maintain control software and GUI/MMI.
• Perform configuration management for customer-owned source code and EW applications.
• Support trials, evaluations and deployments to NATO platforms or exercise locations.
• Troubleshoot software and hardware issues within EW systems.
• Collaborate with engineers, technicians and customers to deliver innovative solutions.

Skills

C++

C#

Education

Degree, HND, HNC or equivalent in Software Engineering/CS/EE

Tools

LabVIEW

Arduino

Raspberry Pi

Job description

MASS is seeking a Senior Software Developer to join our in-hangar team supporting NATO Joint Electronic Warfare training assets. Based at RNAS Yeovilton, Somerset, you will develop, integrate and maintain EW software and hardware systems to ensure mission-critical capabilities remain available and effective.

This hands-on role covers software, systems integration and RF‑related applications. You will work with engineers and technicians to deliver practical solutions in a specialist defence