Overview
Our Client based in Basildon are looking for an experienced Software Development Engineer to join a specialist engineering team delivering secure Windows-based software systems for safety-critical and defence-related applications. This is a Temporary position until April 2026 with the possibility of extension.
This role would suit a self-motivated engineer who is comfortable joining a project mid-stream, investigating existing code, and contributing to the next phase of development within a structured software lifecycle. You will receive an initial onboarding period, followed by hybrid working with occasional on-site access to specialist test hardware.
Responsibilities
* Develop and maintain Windows applications using C#/.NET
* Contribute to secure communications software, including WCF-based components
* Review, understand, and reverse engineer existing code where documentation may be limited
* Work within a formal software development lifecycle (requirements, design, implementation, verification, compliance)
* Participate in design reviews and technical discussions
* Collaborate with other engineers using iterative / Agile-style development
* Ensure software meets quality, safety, and user expectations
Essential Skills & Experience
* Strong professional experience in C# and .NET
* Working knowledge of C++ (reading and understanding existing code)
* Experience with Windows Communication Foundation (WCF)
* Proven ability to investigate and understand legacy or in-flight codebases
* Familiarity with software development lifecycles, ideally within aerospace, defence, or other regulated environments
* Comfortable working to coding standards, processes, and documentation requirements
* Self-driven, proactive, and able to work with minimal supervision
Desirable Experience
* Background in aerospace, defence, or safety-critical systems
* WPF (Windows Presentation Foundation) for UI development
* Agile tools such as Jira or Azure DevOps
* Configuration management tools
* Exposure to embedded or systems-level software
Security Requirements
* Must be eligible for UK Security Clearance (SC)
* UK national or NATO dual national required
Meridian Business Support is a recruitment specialist acting on behalf of our client as an Employment Business for this vacancy.
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