Junior Software Engineer

🔒 Confidential Employer
Posted 24 April 2026
LOCATION
London
TYPE
Contract
LEVEL
Entry-level
CATEGORY
Technology
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion

SKILLS

C# .NET REST APIs SQL OOP Backend Services

FULL DESCRIPTION

Role: Junior Software Engineer (C# / .NET)

Client: Established Innovation-Led Organisation

Compensation: Competitive (Contract)

Location: London (Hybrid Working)

Overview:

We’re partnering with an established, innovation-led organisation to hire a talented Junior C# Developer to join their growing engineering team. This is an opportunity for an early-career software engineer who wants to build real-world systems, work alongside experienced developers, and develop robust, scalable applications used in complex environments.

You’ll be joining a collaborative team where software engineering best practices, clean architecture, and continuous learning are valued.

The Role:

You will work within a high-performing engineering team, contributing to backend services and system architecture while developing clean, maintainable C# code within the .NET ecosystem. You’ll collaborate closely with senior engineers and support the evolution of existing systems.

Key Responsibilities

  • Development: Designing and developing clean, maintainable code using C# and the .NET ecosystem.
  • Backend Services: Contributing to the development of scalable backend services and REST APIs.
  • Architecture: Supporting the evolution of system architecture and improving existing codebases.
  • Testing: Writing unit and integration tests to ensure reliable software.
  • Collaboration: Participating in code reviews and working closely with senior engineers.

Requirements

  • Experience: 1–3 years of commercial experience working with C# and .NET.
  • Education: Strong academic background in Computer Science, Software Engineering, or a related discipline.
  • OOP: Solid understanding of object-oriented programming principles.
  • APIs: Familiarity with REST APIs and backend service development.
  • Databases: Understanding of relational databases (e.g., SQL).

What’s on Offer

  • Contract opportunity in London (hybrid working).

If you are a Junior Software Engineer with 1–3 years’ experience looking to grow in a technically strong environment, please apply for more information.

Sign up free — access 45,000+ UK sponsor-licensed jobs