Lead Software Developer – Finance

Company: Client Server
Apply for the Lead Software Developer – Finance
Location: Newcastle upon Tyne
Job Description:

Salary: £100,000 – 100,000 per year

Requirements:

  • Minimum 2.1 BSc in Computer Science or similar technical discipline from a top tier / Russell Group university
  • As at A-level
  • Experience in a similar role in a finance / trading / hedge fund environment
  • Strong technical and team leadership skills
  • Experience conducting 1-2-1s, providing coaching, mentoring, and project leadership
  • Expertise in modern C# .Net Core; Python skills are a plus
  • Knowledge of modern software engineering best practices
  • Experience across the full software development lifecycle
  • Strong understanding of Computer Science fundamentals such as OOP, Data Structures, Design Patterns, and Algorithms
  • Passion for collaboration and problem solving in complex, distributed systems

Responsibilities:

  • Design and implement the logic behind core applications
  • Build APIs and microservices for data processing, business rules, and third-party integrations
  • Oversee the configuration and upkeep of secure, reliable server environments
  • Gather detailed requirements through meetings and workshops with internal teams and customers
  • Shape the product vision and roadmap by providing technical insight and feasibility guidance
  • Remain hands‑on with architecture and design
  • Instill best practices in the team, conduct code reviews, and mentor team members
  • Collaboratively solve problems to help the team deliver high‑quality software

Technologies:

  • C#
  • OOP
  • Python
  • microservices
  • ASP.NET
  • Backend
  • Java

More:

We are a well‑funded Fintech scale‑up establishing a technical centre of excellence in the North East. As a Lead Software Developer, you will join our team in brand new Central Newcastle offices on a full‑time basis. Our working hours are Monday to Friday, 0900-1800, with some flexibility. The offices are well‑equipped with fantastic views across the City and local countryside, and amenities include onsite showers for those who walk or cycle in. We offer a competitive salary up to £180k, a bonus, 25 days of holiday, Bupa healthcare, and a generous pension contribution, along with continuous career development opportunities and a social team atmosphere.

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Posted: July 24th, 2026