Lead Software Developer C# - Finance

Client Server Limited; Newcastle upon Tyne; On-site; GBP 117,000 - 143,000; Full time

Benefits offered by this job

25 days holiday

Social team events

On-site in Newcastle

Job summary

Client Server Limited in Newcastle upon Tyne is seeking a Lead Software Developer/Engineer (C# .Net Core) to join onsite and help drive the fintech platform forward. You will design and implement core business logic, build APIs and microservices, and mentor a growing team while shaping the product roadmap.

The role requires strong leadership, hands-on coding, and a deep understanding of modern software engineering practices.

Qualifications

• Minimum 2.1 BSc in Computer Science from a top-tier/Russell Group university.
• Experience in a finance/trading/hedge fund environment.
• Strong leadership skills; coaching and mentoring; 1-2-1s.
• Expertise with modern C# .Net Core; Python a plus; OO languages welcome.
• Solid understanding of software engineering best practices and full SDLC.
• Enjoy collaborating on complex distributed systems.
• CS fundamentals: OOP, data structures, design patterns, algorithms.

Responsibilities

• Design and implement core applications logic, APIs and microservices.
• Oversee secure, reliable server environments and deployments.
• Gather requirements through meetings and workshops; help shape product roadmap.
• Stay hands-on with architecture and system design.
• Provide technical leadership, conduct code reviews, and mentor the team.

Skills

C# .Net Core

Python

Team leadership

Architecture design

Education

BSc. Computer Science (2.1)

Job description

Newcastle upon Tyne, Tyne and Wear | £100k - £130k per year

Lead Software Developer / Engineer (C# .Net Core) Newcastle onsite to £130k

Do 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-level
• You have experience in a similar role in a finance / trading / hedge fund environment
• You have strong technical / team leadership skills, happy conducting 1-2-1s, providing coaching and mentoring as well as project leadership
• You 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 strong knowledge of modern software engineering best practices and have experience across the full software development lifecycle
• You're a technologist who enjoys collaborating and problem solving, working on complex, distributed systems
• You have a thorough understanding of Computer Science fundamentals such as OOP, Data Structures, Design Patterns, Algorithms
• You're excited to join a scaling company in a role that you can shape and influence

What's in it for you:

As a Lead Software Developer you will receive a competitive package:

• Salary to £130k + Bonus
• 25 days holiday
• Social team atmosphere with a range of events