C# Developer

eFinancialCareers
London, United Kingdom
Last month
£550 – £600 pd
Applications closed

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Posted
24 Sep 2026 (Last month)
C# Developer
Hybrid Working - London

£550 - £600pd

emagine is a high-end professional services consultancy and solutions firm Specialising in providing business and technology services to the financial services sector, we power progress, solve challenges and deliver real results through tailored high-end consulting services and solutions.

We have created a culture of openness and integrity by building genuine and strong relationships and partnerships, enabling us to be uncompromising in our dedication in delivering the optimal service for our clients. Our commitment is not just towards our clients but we aim to foster a positive and equitable working environment with our consultants and colleagues which stems from our core values: Confident, Dedicated, Responsible, Genuine.

The C# Backend Engineer role focuses on designing and building core services for a platform, collaborating with architects and DevOps to create secure and structured backend systems.

Main Responsibilities:

  • Design, build, and maintain backend services in C#/ .NET.

  • Implement secure, well-tested APIs and services according to architectural guidelines.

  • Work with authentication and authorization frameworks to secure application access.

  • Collaborate with full stack developers on clean, documented interfaces between backend and frontend.

  • Participate in code reviews, testing practices, and maintain technical documentation.

Key Requirements:

  • Strong hands-on experience with C#/ .NET.

  • Experience with authorization/identity frameworks (e.g., OAuth, OIDC, RBAC).

  • Solid understanding of API design, testing, and secure coding practices.

  • Experience in an Agile cross-functional team.

Our people

The ideal consultants will share our values and be aligned with our ways of working and as your career progresses, you can expect to work across all areas of the project lifecycle, from strategy to implementation. This will provide you with a broad base of experience from which to build an outstanding career.

The ideal consultants will share our values and be aligned with our ways of working and as your career progresses, you can expect to work across all areas of the project lifecycle.

Interested?

At emagine, we are committed to building an international and diverse team by embracing our different backgrounds.

If you are up to the challenge and would like to find out more, get in touch with us immediately, our internal recruitment team is always keen to hear from dynamic individuals that are looking to further their career and explore their full potential.

“emagine is an equal opportunity employer, and employment practices are based strictly on merit. It is the policy of the Company to give equal opportunity in employment regardless of sex, sexual orientation, marital status, race, age, disability, gender reassignment, pregnancy and maternity, religion or ethnic origin”

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