Senior C# Engineer - .NET, Blazor, Kafka, API, C#

JR United Kingdom; Stevenage; Remote; GBP 75,000 - 90,000; Full time

Job summary

Une entreprise fintech dynamique recherche un ingénieur senior C# pour un contrat de 3 mois pour travailler sur des systèmes bancaires critiques. Vous serez responsable de construire des services évolutifs et des APIs sécurisées, tout en travaillant au sein d'une équipe agile. Ce rôle offre la flexibilité du travail à distance avec d'éventuelles visites des bureaux à Cambridge ou Londres. Une opportunité passionnante pour ceux souhaitant avoir un impact majeur dans un environnement innovant.

Qualifications

• Expérience prouvée en C#/.NET, idéalement dans des services financiers réglementés.
• Compréhension des principes modernes d'ingénierie.
• Capacité à construire et consommer des APIs RESTful.

Responsibilities

• Construire des fonctionnalités bancaires principales avec C# et .NET.
• Concevoir et maintenir des APIs sécurisées et évolutives hébergées sur Azure.
• Collaborer pour assurer une plateforme fluide et efficace.

Skills

C#

.NET

API

DevOps

Blazor

Job description

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Senior C# Engineer - .NET, Blazor, Kafka, API, C#, stevenage

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Other

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EU work permit required:

Yes

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Job Views:

3

Posted:

06.06.2025

Expiry Date:

21.07.2025

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Job Description:

Senior C# Developer (Contract) | Core Banking Systems | Remote (UK) | £Outside IR35

We’re working with a fast-paced fintech company looking for a Senior C# Developer to join their agile team for an initial 3-month contract (Outside IR35 - potential extension)

You’ll be playing a key role in implementing and transformation of a core banking system, building scalable services and secure APIs. If you enjoy solving complex problems and building tools that make an operational impact, this is a great opportunity to work at the heart of an innovative platform. This is a small team of engineers and as much as it is a contract there is a big focus on team focus.

• Build core banking functionality using C# and .NET
• Design and maintain secure, scalable Azure-hosted APIs
• Collaborate across engineering, product and ops to ensure a smooth, efficient platform
• Support DevOps practices with CI/CD pipelines and monitoring tools
• They have internal interface which are built using Blazor

You’ll need:

• Proven experience in C#/.NET, ideally in regulated/financial services/core banking - this is a big plus
• Comfortable building and consuming RESTful APIs
• To have strong understanding of modern eng principles to make impact on the engineering architecture and culture.

Work setup:

• Remote-first with optional visits to offices in Cambridge or London
• Flexible if you'd like occasional time onsite with the team

Start: ASAP

Location: UK-based, remote

Interested? Let’s chat — we’d love to tell you more. Or apply now with your CV.