Lead Software Engineer C# .NET
A Lead Software Engineer is needed to join a team of skilled engineers, taking a hands-on technical leadership role in building an award-winning Aviation Navigation System.
This is a technical authority position, focused on improving engineering standards, guiding developers, and strengthening a complex, real-world system.
The role offers
Hands-on leadership across a complex, multi-platform system (Windows, Android, microservices)
Ownership of code quality, standards, and architectural direction
Influence across two Scrum teams in a collaborative environment
Hybrid working aligned to sprint delivery (2 days per 3 week sprint in office)
A role focused on real engineering challenges, not process or management overhead
Security Requirements
You must be a UK national and eligible for SC Clearance (typically 5 years UK residency).
The Role
Working primarily with C# .NET you will lead development standards while remaining hands-on.
You will:
· Lead and guide development across multiple Scrum teams
· Drive code quality, reviews, and engineering standards
· Mentor engineers and support complex problem solving
· Improve architecture, maintainability, and system performance
· Collaborate with stakeholders to align technical delivery with product goals
Work includes
3D rendering
Algorithm development
Microservices and APIs
Hardware communication and networking
UI development
The Person
You are a hands-on technical leader who raises standards through influence.
You will:
· Bring strong technical judgement and ownership of code quality
· Communicate confidently in technical discussions
· Apply a pragmatic approach to improving existing systems
· Mentor others and challenge constructively
· Balance delivery with long-term engineering quality
Essential Technical Skills
Strong Object-Oriented Programming (ideally C# .NET)
Experience working in complex or legacy systems (e.g. VB.NET)
Proven ability to lead technically and improve standards
Evidence of running sprint reviews and successfully influencing coding practices or peers.
Strong understanding of SOLID principles
Experience with multi-threaded or performance-sensitive systems
Desirable Skills
· ASP.NET
· REST APIs
· TCP/IP
· DirectX or OpenGL
· Windows Forms
· Git / SVN
· Unit testing and profiling tools
The Company
An established defence technology business delivering complex, high-performance systems within a collaborative engineering environment.
Package: £80-100K + Full Benefits Package inc’ Pension (9%) + Bonus
Alternative Titles: Lead Software Developer, Principal Engineer, Senior Lead Developer
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