Back End Developer in London

Back End Developer in London

London Full-Time 60000 - 80000 £ / year (est.) No working from home possible
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At a Glance

  • Tasks: Design and develop secure, scalable back-end services for a modern Sitecore platform.
  • Company: Join a dynamic digital delivery team at the forefront of technology.
  • Benefits: Contract until 2026, competitive salary, and opportunities for professional growth.
  • Other info: Collaborate with diverse teams and work on enterprise-scale projects.
  • Why this job: Make an impact by delivering high-performing digital experiences in an agile environment.
  • Qualifications: 6-7 years of back-end engineering experience with .NET/C# and Sitecore CMS.

The predicted salary is between 60000 - 80000 £ per year.

We’re looking for an experienced Back-End Engineer to join a digital delivery team working on enterprise-scale Sitecore platforms and integrations. This is an opportunity to work within an agile squad delivering secure, scalable, and high-performing digital experiences across a wider connected ecosystem.

Contract until end of 2026

Location: Milton Keynes or Moorgate (depending on candidate location)

The Role

As a Back-End Engineer, you’ll design, build, and maintain the services, integrations, and configurations that underpin a modern Sitecore-based digital platform. You’ll play a key role in developing scalable back-end solutions, integrating with internal business systems, and supporting API-first and headless architectures. Working closely with front-end engineers, product teams, and stakeholders, you’ll help deliver reliable, secure, and user-focused digital experiences.

Key Responsibilities

  • Design and develop back-end services using .NET / C#
  • Build and maintain integrations between Sitecore and internal platforms such as CRM and identity services
  • Support API-driven and headless architecture implementations
  • Ensure solutions are secure, scalable, and performant
  • Collaborate within agile delivery squads across engineering and product teams
  • Contribute to technical design, code reviews, and best engineering practices
  • Troubleshoot and optimise existing services and integrations

What We’re Looking For

  • 6–7 years’ experience in back-end engineering
  • Strong experience with .NET / C#
  • Experience working with Sitecore CMS platforms
  • Solid understanding of APIs, integrations, and headless architectures
  • Experience integrating with enterprise systems such as CRM and identity/authentication services
  • Strong understanding of security, scalability, and performance best practices
  • Comfortable working in agile environments and collaborating across multidisciplinary teams
  • Experience with cloud platforms and modern DevOps practices
  • Exposure to CI/CD pipelines
  • Experience working on customer-facing digital platforms at enterprise scale

Back End Developer in London employer: NXS Tech Ltd

Join a forward-thinking company that values innovation and collaboration, where as a Back-End Developer, you'll be part of an agile team dedicated to delivering high-quality digital experiences. With a strong focus on employee growth, we offer opportunities for professional development and the chance to work with cutting-edge technologies in a supportive environment. Located in Milton Keynes or Moorgate, you will enjoy a vibrant work culture that encourages creativity and teamwork, making it an excellent place to advance your career.

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Contact Details:

NXS Tech Ltd Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Back End Developer in London

Tip Number 1

Network like a pro! Reach out to your connections in the tech industry, especially those who work with Sitecore or back-end development. A friendly chat can lead to insider info about job openings that aren't even advertised yet.

Tip Number 2

Show off your skills! Create a portfolio showcasing your best back-end projects, especially those involving .NET/C#. This gives potential employers a taste of what you can do and sets you apart from the crowd.

Tip Number 3

Prepare for interviews by brushing up on common back-end questions and coding challenges. Practising with friends or using online platforms can help you feel more confident when it’s your turn to shine.

Tip Number 4

Don’t forget to apply through our website! We’ve got some fantastic opportunities waiting for talented back-end developers like you. Plus, it shows you’re genuinely interested in joining our team!

We think you need these skills to ace Back End Developer in London

.NET
C#
Sitecore CMS
API Development
Integrations
Headless Architecture
Security Best Practices

Some tips for your application 🫡

Tailor Your CV:Make sure your CV highlights your experience with .NET/C# and Sitecore. We want to see how your skills match the key responsibilities listed in the job description, so don’t hold back on showcasing your relevant projects!

Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Use it to explain why you’re passionate about back-end engineering and how you can contribute to our agile squads. Keep it concise but impactful – we love a good story!

Showcase Your Problem-Solving Skills:In your application, mention specific challenges you've faced in previous roles and how you tackled them. We’re looking for engineers who can troubleshoot and optimise services, so let us know how you’ve done this before!

Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it’s super easy – just follow the prompts!

How to prepare for a job interview at NXS Tech Ltd

Know Your Tech Stack

Make sure you’re well-versed in .NET and C#. Brush up on your knowledge of Sitecore CMS platforms, as well as APIs and integrations. Being able to discuss specific projects where you've implemented these technologies will show your expertise.

Showcase Your Agile Experience

Since the role involves working in agile squads, be prepared to talk about your experience in agile environments. Share examples of how you've collaborated with cross-functional teams and contributed to successful project outcomes.

Demonstrate Problem-Solving Skills

Be ready to discuss how you've troubleshot and optimised existing services and integrations in past roles. Highlight any challenges you faced and the innovative solutions you implemented to overcome them.

Ask Insightful Questions

Prepare thoughtful questions about the company’s approach to security, scalability, and performance best practices. This not only shows your interest in the role but also helps you gauge if the company aligns with your values and work style.