Software Engineer (.NET/C#)

Halfords Group PLC; United Kingdom; Hybrid; GBP 45,000 - 55,000; Full time

Job summary

A leading retail company in the United Kingdom is seeking a Software Engineer to join their innovative team. This role involves developing backend services and APIs using .NET, improving service delivery across the automotive sector. The ideal candidate will possess solid experience with .NET, C#, and databases, and will thrive in a collaborative environment. Competitive salary and benefits included, with an emphasis on personal development and inclusion.

Benefits

Annual discretionary bonus

Pension scheme

25 days annual leave plus bank holidays

Employee discounts

Wellbeing support

Qualifications

• Solid commercial experience with .NET and C#.
• Proven experience with both relational and NoSQL databases.
• Experience developing RESTful APIs and writing unit and integration tests.
• Familiarity with agile methodologies.

Responsibilities

• Contribute to the development of core platform software.
• Design and maintain backend services using .NET.
• Develop robust APIs for frontend consumption.
• Write tests to ensure software quality.
• Resolve bugs and performance bottlenecks.
• Collaborate within a cross-functional team.
• Engage in continuous learning and improvement.

Skills

Commercial experience with .NET

C#

Relational databases

NoSQL technologies

API development

Unit and integration tests

Agile methodologies

Tools

PostgreSQL

AWS

Azure

GCP

Job description

Apply now Job no: 558505
Work type: Full time
Site: United Kingdom
Categories: IT
Location: United Kingdom
Salary: Up to £55,000

About us

At Halfords, our mission is to inspire and support a lifetime of motoring and cycling. As a specialist retailer, we lead the market through customer-driven innovation and a distinct product range. We are dedicated to providing our customers with an integrated, unique, and convenient service experience—from e-bike and electric vehicle servicing to on-demand solutions. Our commitment is to foster customer loyalty by offering compelling reasons to keep coming back to our stores, ensuring a lifetime of motoring and cycling enjoyment.

Halfords is quickly becoming a digital services business. In addition to being a leading UK retailer, Halfords has now developed a market leading field service management platform that enables businesses to deliver their complex services to customers through an end-to-end digital solution. The platform is deployed throughout Halfords stores, garages and their mobile business. The platform has now been taken to market to enable other businesses in our sector and other industries globally to deliver market leading service delivery and an unrivalled customer experience. This SaaS division is called Avayler (Avayler.com).

Avayler is marketed in the UK, Europe and the US. We have a highly experienced technology team that have developed our platform, and have sales, product, and marketing functions already in place, led by seasoned industry veterans. Now with the launch of the platform and the launch of our clients, ATD (American Tires Distributors) in North America and ATU in EMEA, we are looking for an experienced Software Engineer in our business.

If you’re willing to get stuck in, you’ll love it here too. So put yourself at the heart of a dynamic, fast-paced working environment where expertise and focus take people far.

The role

As a Software Engineer you’ll play a key role in evolving a fast-scaling platform that’s already transforming service delivery across the automotive industry. You thrive in a collaborative, product-focused environment writing clean, efficient .NET code, building scalable APIs, and delivering high-quality features that make a real impact for our global clients.

You’re confident working across the stack, with solid experience in C#, relational and NoSQL databases, and test-driven development. With a proactive mindset and a passion for problem-solving, you don’t just complete tickets, you challenge assumptions, contribute to architectural decisions, and continuously look for ways to improve how things are built and run.

To you, it’s the chance to help shape the future of an exciting new platform, where your technical expertise and will enable you to really make your mark within the business and its solution.

Key responsibilities

• Contribute to the ongoing development of our core platform, delivering high-quality, scalable software solutions
• Design, build, and maintain backend services using .NET, ensuring performance, security, and reliability across multiple client implementations
• Develop and maintain robust APIs for frontend consumption, with a strong focus on clean architecture and reusable components
• Write and maintain effective unit and integration tests to ensure software quality and confidence in deployment
• Identify and resolve bugs and performance bottlenecks, continuously improving the stability and efficiency of the platform
• Collaborate closely within a cross-functional squad, participating in all stages of the software delivery lifecycle from planning and coding to deployment and retrospectives
• Bring a forward-thinking approach to engineering, balancing long-term maintainability with short-term delivery needs
• Contribute to a culture of learning and continuous improvement by engaging with internal communities and staying up to date with modern engineering practices

About you

• Solid commercial experience with .NET and C#, and are confident writing clean, maintainable backend code
• Proven experience working with both relational databases (ideally PostgreSQL) and NoSQL technologies
• Hands-on experience developing APIs, ideally with experience of RESTful services, and understand how to build for performance, scalability, and security
• Strong knowledge of writing unit and integration tests, ensuring high-quality code from the start
• Familiarity with agile methodologies and thrive in a fast-moving, iterative environment
• Ability to solve technical and product problems collaboratively, taking initiative to improve solutions rather than simply completing tickets
• Curious about cloud platforms (e.g., AWS, Azure, GCP) and eager to build your knowledge, even if you’re not an expert yet
• A fair and competitive salary evaluated against market data, annual discretionary bonus scheme, pension, life assurance, 25 days annual leave plus bank holidays and enhanced family leave.
• Commitment and dedication to your ongoing personal and professional development. We help you to own and grow your potential so you can be at your best in your current role and to support your future career aspirations.
• You will have access to a wealth of employee discounts across the Halfords suite of products and services.
• Wellbeing and inclusion are at the heart of our colleague experience. We offer resources and ongoing support to enhance your wellbeing at work and active Colleague Networks supporting inclusion initiatives across Halfords.

Not sure you meet all the criteria? We'd encourage you to take the wheel and apply anyway! At Halfords we are committed to creating an inclusive workplace for our colleagues. We're an equal opportunities employer and proud to welcome applications from all backgrounds and embrace diversity within our one Halfords Family.

This position is mostly remote, but will require occasional travel when necessary.