Salary: £75,000- £85,000
Location: Essex
Employment type: Permanent
Brand: Mobiess

Job Description

Senior Full Stack .NET Developer - UK

At Bellrock, we harness technology to give our customers an experience that not only leaves them with advanced building systems. But with peace of mind. And we unlock that by being technology-led, but people-driven. So when you’re part of Bellrock, you’ll get everything you need to be your best at work - because our people are the heart of our business. And we’re all about helping them to shine.

Modern Web Portal and Mobile application creating the next generation of our SAAS products. You will join a development team tasked with building a brand-new web interface and Web API for our successful mobile platform. You will also be a part of team migrating a large Xamarin application to MAUI.


This is an exciting opportunity for a technical candidate to be a direct contributor to the innovative platform based on .NET tech-stack.

How will you be the change?

We believe every role is essential to providing that peace of mind for our customers - whatever part of the business you’re in. Because every role plays a part in driving us further. And everyone can be the change. That’s how deliver value for our customers, and building systems that lead the way

And as a Full Stack Developer with Bellrock, you’ll do it by…


  • Develop the back-end APIs that underpin Mobiess SaaS products, interpreting business requirements and architectural designs to produce functional software.
  • Convert existing software features written in legacy technologies into our new tech stack, refactoring for improved performance and quality along the way.
  • Apply domain-driven design techniques to build modular, self-contained services that scale well and are resilient to dependency outages.
  • Optimise data access for speed and responsiveness, ensuring an exceptional user experience across our products.
  • Ensure the delivery of high-quality, well-structured and maintainable code across the team, via code reviews and advocating for automated testing.
  • Deliver solutions that meet any expected non-functional requirements.
  • Provide technical influence and mentoring to the team on established REST API standards, tooling and frameworks, ensuring consistency across the estate.
  • Gain a deep understanding of the product domain model and its customers, then weave this knowledge into the solution designs and code produced.
  • Negotiate and compromise solutions to find the appropriate balance between best practice, expediency, and longer-term maintenance costs.
  • Analyse complex technical challenges and provide innovative solutions to enhance the performance and scalability of our software.

What does it take?

If you’re ready to be the energy that helps us build our business, share our success, and really own it as a Full Stack Developer, you’ll need…

  • More than 7 years of active development working within complex business domains
  • More than 7 years C# server side. Experience desirable in: WebAPI, Multithreading, OrmLite, ServiceStack, NUnit
  • More than 7 years web technologies. Experience desirable in: ASP.NET/Core, Blazor, SignalR, CSS, HTML
  • More than 7 years RDBMS technologies. Experience with SQL Server/Transact SQL and stored procedures.
  • Experience with MS mobile stack is a plus: Xamarin Forms/MAUI for iOS and Android, Sqlite
  • Agile, Kanban, TDD
  • Ability and desire to actively contribute to technical architectural discussions
  • Successful history of delivering working software
  • Desire to implement robust, flexible, scalable tech processes that evolve with a growing, global business
  • Attention to detail and devotion to delivery of quality


Working arrangements

We embrace smarter working practices which offer our employees the opportunity to work their hours flexibly and remotely where their roles and business needs allow. In this role, the successful candidate would be required to work in Essex, England and working Monday to Friday 8:30 am top 5:00 pm with an hour for lunch break.


What can we offer you?

Upon joining Bellrock, you can expect a comprehensive benefits package including:

  • 25 days annual leave plus bank holidays + 1  additional day as a thank you (enjoy it, it’s on us)
  • Salary exchange pension scheme
  • Life cover
  • Paid sick leave
  • LifeWorks employee assistance and wellness program
  • Enhanced maternity, paternity and adoption leave
  • Salary sacrifice schemes: Cycle to work and Techscheme
  • Holiday purchase scheme of additional 5 days per year
  • Offers and discount scheme designed to save money on everyday shopping and essentials
  • Healthcare Cashplan
  • MotorSave Scheme
  • Refer a friend
  • Bright eyed
  • Liftshare


Helping you to shine

We’ve always encouraged new and different perspectives - and that also means making ours a workplace that encourages diverse and unique voices. Where everyone feels welcome, included, and supported to be themselves and achieve more.

So, if you join us, you’ll find an inclusive workplace that recognises your hard work, offers lots of learning and development, flexible and hybrid working, and support for your wellbeing. As well as benefits that can make a difference to your life.




Ready to start shining?

Our people are our passion, so we’re all about helping them to shine. That means putting everything in place for you to have a rewarding career with us. So you can go far in your career, with us behind you. And our business will grow, too. So, if you’re ready to start your career journey with Bellrock, we’re ready to welcome you. It’s a great place to be - the light, the energy, the solution. You.

Apply today.

Take a look around the company https://bellrockjobs.com/