Job Description:

Job Title: Senior C# .NET Developer
Location: Bromley & London - Hybrid (3 days in office is essential)
Contract: 12 months with possible extension for one more year.
Rate: Highly competitive
Status: Inside IR35
Working pattern: Full time

Overview

We are seeking an experienced C# .NET Developer to develop, enhance, and support a suite of critical business applications built on modern Microsoft technologies, including .NET 6 and .NET 8.

The successful candidate will work within a globally distributed development team, collaborating with both technical and business stakeholders across the UK (London, Bromley, Camberley) and internationally (Singapore, India, New York, and Chicago). The role offers the opportunity to contribute to business-critical systems while working in a collaborative and supportive environment.

Key Responsibilities

• Design, develop, enhance, and maintain enterprise applications using C# and .NET technologies.

• Support and improve existing business-critical systems, ensuring stability, performance, and scalability.

• Work closely with business users, analysts, and technical teams to gather requirements and deliver solutions.

• Participate in the full software development lifecycle, including design, development, testing, deployment, and support.

• Collaborate with globally distributed development teams across multiple locations and time zones.

• Contribute to technical discussions, solution design, code reviews, and continuous improvement initiatives.

• Troubleshoot and resolve application, integration, and database-related issues.

Essential skills

Core Development

• Strong experience with C# development experience.
• Asp .Net Core
• .NET 6.0 / .NET 8.0
• .NET Framework 4.7+
• REST APIs Development
• SQL/SQL Server
• Experience designing and developing Web Services, including:
• SOAP Services
• Strong understanding of API design principles and documentation standards.
• ASP.NET MVC 5
• ASP.NET Web API 2

Front-End Development

• Angular (v2+)
• IBM MQ/MQ messaging
• JavaScript

Why Join Us?

• Work on projects that make a difference in the financial sector.
• Collaborate with a talented team in a vibrant environment.
• Enjoy a competitive daily rate and flexible working arrangements.

If you are ready to take your career to the next level and contribute to exciting projects, apply now! We can't wait to meet you!

Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone's chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. If you require reasonable adjustments at any stage, please let us know and we will be happy to support you.