Salary: £90,000 - 130,000 per year Requirements: We are looking for a candidate who has achieved a minimum 2.1 BSc in Computer Science or a similar technical discipline from a top-tier or Russell Group university, supported by A's at A-level. You should be a technologist who enjoys collaborating and problem solving on complex, distributed systems. Expertise in modern C# .Net Core is essential, and Python skills would be advantageous. A strong understanding of modern software engineering best practices and experience across the full software development lifecycle is required. Additionally, you should have a thorough understanding of Computer Science fundamentals such as OOP, Data Structures, Design Patterns, and Algorithms. We seek someone who is excited to join a start-up in a role that you can shape and influence. Responsibilities: As a Senior C# Developer, you will collaborate with a small, talented team to deliver the core platform within a Microsoft environment. You will utilize the latest versions of C# .Net to produce high-quality code. Your role will involve taking ownership of technical projects and working across the full development lifecycle to understand business needs. Technologies: C# OOP Python ASP.NET Backend More: This position offers a competitive salary of up to £130k, which is negotiable, along with a bonus. You'll enjoy 25 days of holiday, Bupa healthcare, a generous pension contribution, and continuous career development opportunities. We foster a social team atmosphere, hosting a range of events and offering early finishes for drinks on Fridays. You will be working in brand new Central Newcastle offices on a full-time basis, with flexibility in working hours from 0900 to 1800. Our offices are well equipped, providing fantastic views of the city and the local countryside. Many employees choose to walk or cycle to work, with onsite showers available. At our company, we believe in a diverse workplace that allows people to play to their strengths and continually learn. We are an equal opportunities employer and do not discriminate based on race, color, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share these values. last updated 11 week of 2026