Fintech Senior C# Developer x2

NEULINX LIMITED · London, London

Fintech Senior C# Developer x2 at NEULINX LIMITED, based in London, London. This is a permanent role with hybrid working.

Salary
Competitive
Location
London, London · Hybrid
Contract
Permanent
Posted
3 weeks ago
Closes
11 Aug 2026
Sector
Software Developer

Reference https://neulinx.co.uk/?post_type=job_listing&p=1764

About the role

Senior C# Developer x2

Location: London

Hybrid or Remote (once a month in London office)

Salary – £70k – £100k

C#, .Net, Microservices, Azure, SQL/NoSQL

Neulinx is thrilled to announce our partnership with a pioneering London-based fintech firm, dedicated to transforming the dream of homeownership into reality for a new wave of buyers. Through groundbreaking mortgage solutions, our client is paving the way for ‘generation rent’ to ascend the property ladder swiftly and affordably.

Our client recently acquired a UK savings company to offer a new home buyers saving products and due to this rapid expansion they are looking to onboard 2 x Senior C# Developers.

What to Expect

As a Senior C# Developer you will play a vital role in the continuous development and enhancement of the core service, a .Net application that powers a widely-used mobile app. This role involves a variety of responsibilities, including the development of new features, optimizing existing functionalities, and ensuring the overall performance and reliability of our suite of microservices.

Key Responsibilities:

  • Feature Development: Lead and contribute to the end-to-end development of new features, from conceptualization to deployment, ensuring they meet our quality and performance standards.
  • Maintenance and Optimization: Regularly evaluate and optimize the performance of existing features, ensuring our application runs smoothly and efficiently.
  • Bug Identification and Resolution: Proactively identify, troubleshoot, and resolve bugs and issues within our application, enhancing user experience and service reliability.
  • Code Reviews and Best Practices: Conduct thorough code reviews to maintain high coding standards and practices within the team. Mentor junior engineers by sharing knowledge and best practices.
  • Cross-Functional Collaboration: Work closely with other departments, including product management, QA, and design teams, to ensure seamless integration and alignment on project goals and timelines.
  • Technical Investigations: Lead and participate in technical investigations to explore innovative solutions and technologies that can enhance our application’s capabilities and performance.

Skills/Experience

  • Experience: At least 5 years of .Net technologies.
  • Expertise in .Net framework, C#, and familiarity with microservices architecture.
  • Experience with Azure and database technologies (SQL/NoSQL) is highly desirable.
  • Strong analytical and problem-solving skills.
  • Excellent communication and experience on working with cross functional teams.
  • A commitment to staying updated with the latest industry trends and technologies.

Perks and Benefits

Our client believes in empowering team members to grow and excel in their careers. They offer amazing healthcare options, 25 + days holiday, pension and a supportive, remote-first work environment where innovation and initiative are celebrated.

Our client is a mission-based organisation whose values flow through everything they do. You’ll have the chance to make a real difference to people’s lives — their TrustPilot is testament to the positive changes to they making to people’s lives.

To start your journey as Senior C# Developer working in a modern, innovative team, you can submit an application by uploading a copy of your CV on the upload CV Icon above.

Reference: https://neulinx.co.uk/?post_type=job_listing&p=1764 · Posted 3 weeks ago · Closes 11 Aug 2026 · Listed via NEULINX LIMITED

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