LEAP29
Senior Backend Developer
Job Description
Salary: £58,000 - 98,000 per year
Requirements:- 5+ years experience developing production-grade software applications.
- Strong commercial experience with C# and .NET.
- Strong C and/or C++ development experience.
- Experience building complex desktop applications within engineering, scientific, technical, or data-intensive environments.
- Solid understanding of software architecture, object-oriented design, design patterns, and SOLID principles.
- Experience with automated testing, Git, code reviews, and CI/CD pipelines.
- Exposure to cloud technologies such as Azure, AWS, or Google Cloud.
- Experience modernising legacy applications and improving UI/UX frameworks.
- Excellent communication and stakeholder management skills.
- Degree qualified in Computer Science, Software Engineering, or a related Engineering discipline.
- Desirable: Scientific, engineering, geoscience, geophysics, reservoir engineering, or technical software development experience.
- Desirable: Experience working with large scientific datasets and numerical algorithms.
- Desirable: Knowledge of AI-assisted software development tools such as GitHub Copilot and AI-powered testing tools.
- Design, develop, and maintain high-performance desktop and cloud applications.
- Take ownership of technical solutions from architecture through to deployment.
- Work across modern C#/.NET and C++ codebases.
- Modernise legacy scientific software and migrate applications to modern frameworks and user experiences.
- Implement best practices around software architecture, design patterns, SOLID principles, testing, and CI/CD.
- Collaborate with Product Owners and technical stakeholders to define and deliver scalable solutions.
- Conduct code reviews and mentor developers across the team.
- Explore and adopt AI-assisted development tools and emerging technologies to improve productivity and software quality.
- Contribute to technical strategy and continuous improvement initiatives.
- AI
- AWS
- Azure
- C#
- CI/CD
- Cloud
- Copilot
- Git
- GitHub
- UX UI Design
- ASP.NET
- DevOps
- Backend
More:
We are based in Abingdon and are seeking a Senior Software Engineer to join a highly skilled team developing next-generation Rock Physics and Geoscience applications used across the global energy sector. This is an opportunity to work on complex scientific software, influence technical direction, and help modernise a suite of industry-leading desktop and cloud-based products. The role is hands-on and collaborative, working alongside Product Owners, Scientists, and Technical Leads on challenging engineering work at the intersection of software and science.
last updated 36 week of 2026
Interested in this role?
Submit your application now
How to Apply
About LEAP29
LEAP29
Oxford
IT
Skills & Technologies
Inferred from job description
Salary Insight
£78,000
This role
£75,000
UK median
This salary is 4% above the UK median for Senior roles (£75,000/yr).
Based on 2024–2025 UK technology sector benchmarks