Software Development Engineer
| Posting date: | 14 January 2026 |
|---|---|
| Salary: | £45 to £50 per hour |
| Hours: | Full time |
| Closing date: | 13 February 2026 |
| Location: | Basildon, Home Counties, SS14 3EL |
| Remote working: | Hybrid - work remotely up to 1 day per week |
| Company: | Meridian Business Support |
| Job type: | Contract |
| Job reference: | 58916805 |
Summary
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.
Key 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.
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.
Key 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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