Senior .Net Developer

GBGB·Londonsenior
.Net DeveloperSoftware Engineering
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Quick Summary

Overview

WHAT WE DO? We develop medium to enterprise web and mobile applications. We work with CMS platforms like Umbraco, Optimizely, and WordPress, as well as creating custom SaaS applications.

Technical Tools
.Net DeveloperSoftware Engineering

We develop medium to enterprise web and mobile applications. We work with CMS platforms like Umbraco, Optimizely, and WordPress, as well as creating custom SaaS applications. We develop on both the Microsoft stack and Open Source stack using Azure, .NET Core, ASP.NET MVC, C#, JavaScript, React, React Native, Xamarin, Angular, NodeJS, and RESTful API’s building lightweight modern applications.

As a Senior .NET Developer, you will play a key role in designing, developing, and delivering modern software solutions across a variety of industries including fintech, e-commerce, healthcare, logistics, and digital transformation initiatives.
You will collaborate closely with cross-functional teams including Product, Design, QA, DevOps, and Engineering leadership to build scalable and maintainable solutions using modern Microsoft technologies. This is a hands-on senior engineering role suited for someone who enjoys ownership, mentoring others, and contributing to technical direction.

  • Minimum of 6+ years' experience in Microsoft .Net, .Net Core, C#
  • Excellent experience using JavaScript / Web API / Razor / JSON
  • Good Frontend skills and working with HTML5 / CSS3 / SCSS
  • Good knowledge of JavaScript frameworks (React, React Native, Typescript)
  • Good database and server-side application skills with Azure, SQL / NoSQL (Cosmos)
  • Cloud Hosting platform experience - Azure App Services and Application development and Azure DevOps experience is very advantageous
  • Experience in developing/maintaining Content Management Systems - Umbraco, Optimizely CMS very advantageous
  • Excellent understanding of stored procedures and database design/normalization
  • Excellent understanding of source control best practice and branching strategies
  • Event driven architectures and approaches
  • Excellent understanding of SOLID principles and best practices to follow within development
  • Knowledge of software engineering practices for the full software development life cycle, including coding standards, code reviews, source control management, build processes and testing
  • Gather customer software requirements and develop related software applications and programs (to spec)
  • Good application performance optimization strategies and techniques
  • Good knowledge of object orientated concepts
  • Experience in system integration techniques
  • Experience interfacing with clients, understanding client business strategies and how to deliver these within applications you architect
  • Communicating at a management level. Speaking with authority and lucidity to clients and team members
  • Experience working with Agile / SCRUM methodologies
  • Experience using project management tools like Jira
  • Happy to mentor and grow self-motivated less experienced team members
  • Team player and not afraid of a bit of hard-work and fun with colleagues

Responsibilities

~1 min read
  • Interact with business users, business analysts and other developers to understand new requirements
  • Write technical specifications and develop new functionality to company standards and deadlines
  • Participate in design and planning sessions
  • Architect, develop, test and support web and mobile applications
  • Provide accurate cost estimates
  • Research and evaluate software related technologies and products
  • Implement and ensure development best practices, and programming standards are adhered to across your projects
  • Continuously improve development processes and libraries for maintainability, scalability and efficiency
  • Code audits and pull request reviews
  • Assist and support other team members on their projects (if required)
  • Interact with clients to determine their requirements and needs
  • You set a high bar for yourself and your team’s engineering skills
  • You possess excellent interpersonal and communication skills (oral and written)
  • You provide technical leadership and mentor more junior engineers
  • You develop high quality maintainable code to meet complex changing environment
  • You enjoy fixing and improving technical debt across existing applications
  • You seriously test your changes before hitting the main branch
  • You continuously deliver improvements to a project solution
  • You have solid analytical and problem-solving skills and strong attention to detail
  • You learn quickly and like to stay current with new technologies

Code lovers and geeks with interesting hobby projects. They are collaborators and enjoy contributing to communities. They like to exceed expectations, want to learn and improve through doing great work experience & achieving results. Honest, ethical, punctual and professional with a sense of humor! Technical thinkers that can communicate well with both clients, internal teams and non-techies.

Location & Eligibility

Where is the job
London, GB
On-site at the office

Listing Details

Posted
May 19, 2026
First seen
May 19, 2026
Last seen
May 19, 2026

Posting Health

Days active
0
Repost count
0
Trust Level
58%
Scored at
May 19, 2026

Signal breakdown

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Senior .Net Developer