Harnham
Full-Stack Software Developer
Full-Stack Software Developer at Harnham, based in London. This is a permanent role.
- Pay
- Not given by the employer
- Hours and contract
- Permanent · On site
- Location
- London
- Closing date
- Sector
- Software Developer
Reference https://www.harnham.com/job/e1aeb1da-8723-4ba1-d23d-08d5948a7341-full-stack-soft
About the role
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Full-Stack Software Developer
£70,000 – £100,000
London (5 days a week in office – no flex)
This is an opportunity to join a highly technical engineering team building business-critical software in a fast-paced, data-driven environment. You’ll work on a mix of greenfield and existing applications, contribute to complex engineering challenges, and have genuine ownership over projects from design through to delivery.
THE COMPANY
They are a growing technology-led investment business that uses advanced analytics, automation, and software engineering to support decision-making in the Sports market. With a collaborative culture and flat structure, they have built a reputation for retaining talented engineers and providing an environment where people can make a meaningful impact. Their engineering team works closely with other areas of the business, creating software that directly influences performance and innovation.
THE ROLE
As a Full-Stack Software Developer, you will build and enhance high-performance C#/.NET applications, working across greenfield projects, real-time data systems, and complex engineering challenges.
Specifically, you can expect to be involved in the following:
- Building and maintaining C# and .NET applications used across the business
- Working on both greenfield development and enhancements to existing systems
- Contributing to system architecture, design decisions, and performance optimization
- Developing scalable solutions that process and manage large volumes of data
- Collaborating with highly skilled engineers in a cross-functional environment
- Taking ownership of projects and contribute ideas throughout the development lifecycle
- Working on a variety of technical challenges across multiple concurrent initiatives
SKILLS AND EXPERIENCE
The successful Full-Stack Software Developer will have the following skills and experience:
- Strong commercial experience with C# and .NET
- Experience building backend systems and full stack applications
- JavaScript and modern frontend frameworks
- A solid understanding of software engineering fundamentals and best practices
- Experience working with relational databases such as SQL Server or similar
- The ability to communicate technical concepts clearly and effectively
- A proactive approach to learning and professional development
- An interest in sports and a general understanding of how major sports are played and structured
BENEFITS
The successful Full-Stack Software Developer will receive the following benefits:
- Salary between £70,000 – £100,000 – depending on experience
HOW TO APPLY
Please register your interest by sending your resume to Majid Latif via the Apply link on this page.
To Apply for this Job Click Here
Reference: https://www.harnham.com/job/e1aeb1da-8723-4ba1-d23d-08d5948a7341-full-stack-soft · Posted 4 days ago · Closes 1 Dec 2026 · Listed via Harnham
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