Lead Developer - .Net / React in London
Lead Developer - .Net / React

Lead Developer - .Net / React in London

London Full-Time 85000 - 95000 £ / year (est.) No home office possible
Fynity

At a Glance

  • Tasks: Lead development projects using .NET and React while shaping AI strategies.
  • Company: Established retail business with a start-up vibe and entrepreneurial culture.
  • Benefits: Competitive salary, hybrid work, and opportunities for professional growth.
  • Other info: Join a dynamic team focused on modern engineering practices and AI exploration.
  • Why this job: Make a real impact in a fast-paced environment with autonomy and visibility.
  • Qualifications: Strong full stack development experience, especially in .NET and React.

The predicted salary is between 85000 - 95000 £ per year.

We’re partnering with an established retail business with over 10 years of success behind them, currently entering a major phase of digital growth and transformation. Although highly stable and well-established, the environment still feels very much like a start-up. Fast-moving, collaborative, low bureaucracy, and genuinely flat in structure. There’s no red tape, no layers of hierarchy, and you’ll have the freedom to influence technology decisions across the business from day one.

The Role

This is a hands-on position where you’ll combine technical delivery with wider engineering strategy. You’ll work closely with Product, Operations and Senior Leadership to build scalable internal systems and modern customer-facing platforms across a growing retail operation. Alongside leading development projects across a modern .NET and React environment, you’ll also take ownership of helping define the business’ AI and LLM strategy, including evaluating tooling, building frameworks, and helping establish best practices and training plans around AI adoption internally. This is a brilliant opportunity for someone who enjoys autonomy, modern engineering practices, and working in a business where technology has genuine visibility and impact.

Tech Environment

  • .NET 8 / C#
  • React / TypeScript
  • Azure
  • API-first architecture
  • Modern CI/CD practices
  • AI / LLM tooling exploration

What They’re Looking For

  • Strong background in modern full stack development
  • Strong experience across .NET and React
  • Comfortable working in a fast-paced, collaborative environment
  • Someone pragmatic, delivery-focused and commercially aware
  • Experience or interest in AI / LLM technologies would be a major advantage
  • Shopify experience would be highly beneficial

Why Join?

  • Established, financially stable retail business
  • Still retains a genuinely entrepreneurial culture
  • No unnecessary process or hierarchy
  • Opportunity to influence technology direction
  • High visibility role with real ownership
  • Strong engineering investment and growth plans

Lead Developer - .Net / React in London employer: Fynity

Join a dynamic and established retail business that combines the stability of over a decade of success with the innovative spirit of a start-up. As a Lead Developer, you'll thrive in a collaborative, low-bureaucracy environment where your contributions directly influence technology decisions and drive digital transformation. With a strong focus on employee growth, modern engineering practices, and a commitment to AI integration, this role offers you the autonomy and visibility to make a meaningful impact in a rapidly evolving sector.
Fynity

Contact Detail:

Fynity Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Lead Developer - .Net / React in London

✨Tip Number 1

Network like a pro! Reach out to your connections in the industry, attend meetups, and engage with online communities. The more people you know, the better your chances of landing that Lead Developer role.

✨Tip Number 2

Show off your skills! Create a portfolio showcasing your projects in .NET and React. This is your chance to demonstrate your hands-on experience and technical delivery capabilities, so make it shine!

✨Tip Number 3

Prepare for interviews by brushing up on your knowledge of AI and LLM technologies. Since this role involves influencing the business' strategy in these areas, being well-versed will definitely give you an edge.

✨Tip Number 4

Apply through our website! We’re all about making the process smooth and straightforward. Plus, it shows you’re genuinely interested in joining our team and contributing to our exciting digital growth.

We think you need these skills to ace Lead Developer - .Net / React in London

.NET
C#
React
TypeScript
Azure
API-first architecture
CI/CD practices
AI technologies
LLM technologies
Full stack development
Collaboration
Pragmatism
Commercial awareness
Shopify

Some tips for your application 🫡

Tailor Your CV: Make sure your CV reflects the skills and experiences that match the Lead Developer role. Highlight your .NET and React expertise, and don’t forget to mention any experience with AI or LLM technologies!

Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you’re excited about this opportunity and how your background aligns with the company’s goals. Keep it engaging and personal.

Showcase Your Projects: If you've worked on relevant projects, whether in a professional setting or as personal endeavours, make sure to include them. This gives us a glimpse into your hands-on experience and problem-solving skills.

Apply Through Our Website: We encourage you to apply directly through our website for a smoother process. It helps us keep track of your application and ensures you don’t miss out on any important updates!

How to prepare for a job interview at Fynity

✨Know Your Tech Inside Out

Make sure you brush up on your .NET and React skills before the interview. Be ready to discuss your past projects in detail, especially those that showcase your full stack development experience. This is your chance to demonstrate your technical prowess and how it aligns with their needs.

✨Showcase Your Collaborative Spirit

Since the company values a fast-paced, collaborative environment, be prepared to share examples of how you've successfully worked with cross-functional teams. Highlight any experiences where you’ve influenced technology decisions or contributed to engineering strategy.

✨Get Familiar with AI and LLM Trends

Given the role's focus on AI and LLM strategies, do some research on current trends and tools in this area. If you have any relevant experience, be sure to bring it up. Showing genuine interest and knowledge can set you apart from other candidates.

✨Embrace the Entrepreneurial Culture

The company prides itself on its entrepreneurial spirit, so convey your enthusiasm for working in a dynamic environment. Share instances where you've thrived in less structured settings and how you can contribute to their innovative culture.

Lead Developer - .Net / React in London
Fynity
Location: London

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