👨🏻‍💻 postech.work

Professional / Senior C# Developer

Avacone • 🌐 In Person

In Person Posted 3 days, 12 hours ago

Job Description

Role Overview

We are an established IT services company delivering technology solutions to clients in the banking and financial services sector. We are looking for a Professional / Senior C# Developer to design, develop, and maintain high-quality software solutions for a major banking client.

This role is hands-on and delivery-focused, operating within a regulated banking environment while remaining part of a collaborative, engineering-led IT organisation.

Key Responsibilities

Design, develop, and maintain applications using C# and .NET (.NET Core / .NET 6+)

Contribute to solution design in collaboration with senior and lead developers

Build and consume RESTful APIs and backend services

Write clean, maintainable, and well-tested code

Participate in code reviews and technical discussions

Ensure adherence to security, compliance, and quality standards required by banking clients

Work closely with QA, DevOps, and business stakeholders

Support production systems and contribute to issue resolution when required

Requirements

Required Skills and Experience

Strong commercial experience with C# and the .NET platform

Solid understanding of object-oriented programming and clean code principles

Experience developing enterprise or large-scale applications

Good knowledge of relational databases (e.g. SQL Server, PostgreSQL, Oracle)

Experience building and consuming RESTful services

Familiarity with version control systems (Git) and CI/CD pipelines

Comfortable working in regulated or security-conscious environments

Strong analytical and problem-solving skills

Nice to Have

Previous experience working in banking or financial services projects

Exposure to cloud platforms (Azure preferred)

Experience with automated testing frameworks

Familiarity with microservices or distributed systems

Experience working in agile delivery teams

Benefits

What We Offer

Competitive salary and benefits package

Hybrid working model with London as primary client location

Opportunity to work on complex, business-critical banking systems

Supportive engineering culture focused on quality and continuous improvement

Clear development path toward senior technical or lead roles

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