Security jobs in United Kingdom

The company are a multi-national group, being No 1 in Europe for what they do! With a number of awards and recognitions, with great career progression and opportunities across the business!

Are you a Software Engineer looking for your next challenge?

We have several exciting opportunities for Software Engineers across all technical levels, with our client, a reputable company with a confirmed project pipeline in the Defence sector. Join a business that is busy, growing, and shaping the future of its industry.

We are recruiting for :

• Software Engineers (All Levels)
• Senior Software Engineers
• Principal / Lead Software Engineers
• Software Engineering Managers / Technical Leads - leading teams, projects, and full lifecycle delivery.

Location : Opportunities are based at our client's sites in Hertfordshire and Bristol, with flexible working options. Typically, an average of 3 days on-site is expected, depending on project needs.

Relocation : Considering a move? Our client can provide relocation support, giving you the chance to find your ultimate next role and shape your career with a leading employer.

Important : All applicants must be able to obtain Security Clearance and must hold British Nationality as their primary nationality.

Join a business at the forefront of innovation, with a lot to offer!

• Join a company who are a global leader in defence innovation, known not only for its technological excellence but also for its outstanding workplace culture.
• A reputable business who, have a number of awards and recognitions, including Sunday Times Best Places to Work 2023. Recognised as a 'Most Loved Organisation' and not to forget, Platinum Investors in People - awarded twice!
• Passionate advocates for Equity, Diversity & Inclusion, with 10+ employee networks.
• Committed employer of veterans and service leavers, awarded as one of the Top 15 Great British Employers of Veterans in the Forces in Business Awards 2025
• Be part of a growing team, involved in an international product range, and influencing today's most advanced innovations!
• Full range of company benefits, flexible working, training, development, and clear career progression!

Are you a Software Engineer with expertise in C++ or Real-Time Embedded Software? We want to hear from you!

• Strong experience in software programming with C++ and / or Real-Time Embedded Software.
• Demonstrable knowledge and experience across the full Software Development Lifecycle (SDLC), particularly in software requirements, design, and implementation.

• Problem Solving & Analytical Skills - Diagnose and resolve complex software issues efficiently using logical and structured approaches.
• Collaboration & Communication - Work effectively within cross-functional teams and communicate technical concepts clearly to non-technical stakeholders.
• Project & Time Management - Plan, prioritize, and track tasks effectively using tools such as Jira, Trello, or Asana.
• Software Architecture & Systems Design - Apply principles of architecture patterns (MVC, microservices, layered), system-wide thinking, and produce maintainable, high-quality code.

• Experience in Defence, Aerospace, Space, Automotive, Rail, Nuclear, Maritime, or other safety-critical industries.
• Experience with Java, ADA, Python, or C#.
• Exposure to AI / ML frameworks (e.g., TensorFlow, PyTorch), real-time or safety-critical software, DevOps practices, and automation.
• Mentoring & Team Leadership - Support junior developers and foster knowledge sharing within the team.

Even If you feel like you don't meet every qualification, we encourage you to reach out an apply.

For full information, please get in touch