Senior Software Engineer

Overview

We are a well-established company with over 25 years in our industry, now entering a new phase of technical growth. We are looking for a Senior Software Engineer to strengthen our engineering capability and support the evolution of our core systems.

This is a hands-on role across the stack in a small, highly capable team, working closely with the Technical Lead to maintain, improve, and modernise a mature, production-critical platform.

The Role

Our systems are business-critical, designed for performance, reliability, and scalability. You’ll be balancing maintenance, new development, and modernisation , making a real impact on the platform every day.

You will:

  • Own key systems and features end-to-end
  • Work across multiple codebases and technologies
  • Modernise existing platforms without breaking them
  • Contribute to architectural decisions and technical direction
  • Balance building new features with improving existing systems

What You’ll Do

Here’s where your skills will shine:

  • Core Systems: Maintain and evolve production systems, modernise legacy components, and support the transition from monolithic to distributed architecture
  • Backend & APIs: Build and maintain high-performance services using C#/.NET and Python
  • Databases: Work with relational and NoSQL databases, optimising SQL queries for performance and reliability
  • Embedded & Device Software: Develop practical device software with C, C++, Python , and shell scripting
  • Testing & Quality: Write unit and integration tests to ensure system reliability
  • Operations & Reliability: Support deployments, monitor system health, and contribute to smooth day-to-day operation using tools such as Grafana

Technology Stack

  • Applications & APIs: C#/.NET (4.7, 8, 9), Python, SQL Server, MongoDB, JS/TS, WinForms
  • Embedded & Devices: C, C++, Python, C for microcontrollers, shell scripting
  • Cloud & Infrastructure: Google Cloud, Microsoft Azure, Docker, Linux

You don’t need to be an expert in everything — this reflects a long-lived, evolving platform.

Skills & Experience

Essential:

  • Strong experience building and maintaining production software
  • Commercial experience with C#/.NET
  • SQL and relational database knowledge
  • Comfortable across existing codebases and legacy systems
  • Independent, collaborative, and pragmatic

Desirable:

  • Python in production
  • C/C++ commercial or systems experience
  • Embedded/device software development
  • Docker, cloud platforms, networking fundamentals
  • JS/TS and modern web frameworks (Angular, React)
  • IoT or hardware-integrated systems

Why Join Us

  • Influence architecture and long-term technical direction of a proven product
  • Work closely with senior technical leadership on real-world systems
  • Enjoy autonomy, trust, and responsibility
  • Play a key role in the next phase of technical evolution

Job Details

Company
Hatched Recruitment Group
Location
West Yorkshire, UK
Posted