Posted 12 August, 2026
Lead Software Developer C# - Finance
Client Server
Newcastle upon Tyne, ENG, GB
Full Time
Job Description
Lead Software Developer / Engineer (C# .Net Core) Newcastle onsite to 130kDo you have expertise with backend software development within finance / trading environments, combined with strong leadership skills?You could be progressing your career in a hands-on Lead Software Developer at a well-funded Fintech scale-up that is establishing a technical centre of excellence in the North East.As a Lead Software Developer you'll design and implement the logic behind core applications, build APIs and microservices that handle data processing, business rules and third-party integrations and oversee the configuration and upkeep of secure, reliable server environments.You'll work closely with internal teams and customers to gather detailed requirements through meetings and workshops and help shape the product vision and roadmap by offering technical insight and feasibility guidance, remaining hands-on with architecture and design.You will be a technical leader, instilling best practices, conducting code reviews, mentoring and collaboratively problem solving to help your team remove any blockers and deliver high quality software.Location: You'll join colleagues in brand new Central Newcastle offices on a full-time basis (Monday to Friday), working hours 0900-1800 with some flexibility.About you:You have achieved a minimum 2.1 BSc in Computer Science or similar technical discipline from a top tier / Russel Group university, backed by A's at A-levelYou have experience in a similar role in a finance / trading / hedge fund environmentYou have strong technical / team leadership skills, happy conducting 1-2-1s, providing coaching and mentoring as well as project leadershipYou have expertise with modern C# .Net Core, Python skills would also be of benefit (will also consider other OO languages e.g. C++, Java)You have a strong knowledge of modern software engineering best practices and have experience across the full software development lifecycleYou're a technologist who enjoys collaborating and problem solving, working on complex, distributed systemsYou have a thorough understanding of Computer Science fundamentals such as OOP, Data Structures, Design Patterns, AlgorithmsYou're excited to join a scaling company in a role that you can shape and influenceWhat's in it for you:As a Lead Software Developer you will receive a competitive package:Salary to 130k + Bonus25 days holidayBupa healthcareGenerous pension contributionContinuous career development opportunitiesSocial team atmosphere with a range of eventsApply now to find out more about this Lead Software Developer / Backend Engineer (C# .Net Core) opportunity.
