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Client Server

Lead Software Engineer - Fintech

On site

Newcastle upon tyne, United kingdom

£ 150,000 /year

Senior

Full Time

02-02-2026

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Skills

Communication Problem Solving Python TypeScript PostgreSQL CI/CD DevOps Product vision Relationship Building Architecture Software Development Vue.js Client Relationship Microservices

Job Specifications

Lead Software Engineer / Developer (Python TypeScript API) Newcastle onsite to £150k

Are you a technology leader, who enjoys liaising with clients, looking for a new opportunity?

You could be joining a scaling FinTech within the consulting division of the Newcastle office.

As a Lead Software Engineer 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 delivery 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. The offices are well equipped and offer fantastic views across the City and the local countryside, many employees walk or cycle in (onsite showers available!).

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 strong software engineering experience with Python, TypeScript, RESTful APIs, Vue.js, PostgreSQL, CI/CD, Cloud, DevOps
You have advanced communication and client relationship building skills gained within a consultancy environment
You have strong business acumen
You're a technologist who enjoys collaborating and problem solving
You have a good knowledge of modern software engineering best practices across the full software development lifecycle
You have a thorough understanding of Computer Science fundamentals such as OOP, Data Structures, Design Patterns, Algorithms
You're excited to join a start-up in a role that you can shape and influence

What's in it for you:

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

Salary to £150k + Bonus
25 days holiday
Bupa healthcare
Generous pension contribution
Continuous career development opportunities
Social team atmosphere with a range of events and early finish for drinks on Fridays

Apply now to find out more about this Lead Software Engineer (Python TypeScript API) opportunity.

At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values

About the Company

At Client Server, we are driven by technology and powered by people. We are a leading technology recruitment consultancy, specialising in a vast range of technology roles in London, the UK, Europe, and the USA. Our focus is finding exceptional candidates for exceptional organisations. These include technology leaders, innovative start-ups, hedge funds, banks and consultancies. Know more