Lead Software Engineer

Salary: £41,000 - 81,000 per year

Requirements:

• Hands-on experience designing, specifying and developing software
• Ability to articulate how generative AI can solve document management, workflow automation, and knowledge management challenges
• Experience leading and mentoring others
• Strong programming skills with modern object-oriented languages such as C# or Java
• Expertise in software design patterns, clean code, and clean architecture principles
• Knowledge of how to build REST APIs and experience with messaging
• Experience defining data models and interacting with databases
• Experience building software that includes user-facing web applications
• Passion for working in an Agile team and adopting best practices
• Experience using source control and continuous integration tools as part of a team
• Understanding of application security controls such as SAST, DAST, and penetration testing
• DevSecOps mindset with a focus on delivering value quickly and frequently

Responsibilities:

• Lead a team of Software and Quality Assurance Engineers across a variety of projects for clients and internal professionals
• Be responsible for the development and delivery of software solutions
• Work alongside a Product Owner to prioritise deliverables
• Integrate emerging technologies such as AI-driven development and Web Components
• Provide mentoring to other developers within our team and across the wider team
• Work collaboratively in a LEAN Agile team using a Scaled SCRUM framework
• Develop web applications using back-end C#/ASP.NET Core
• Use front-end Typescript/React, ASP.NET MVC, or C#/Blazor
• Build cloud-first applications with high unit test code coverage on a continuous delivery platform with infrastructure as code
• Package applications in containers and deploy on Azure Kubernetes Service
• Use Entity Framework code-first data with Azure SQL or NoSQL databases
• Build resilient microservices integrated via a cloud message bus
• Comply with secure coding and infrastructure standards and policies
• Assist with supporting applications using modern DevSecOps tools
• Continuously improve technical knowledge and share learnings with others
• Build reusable components that can be used by other teams

Technologies:

• AI
• ASP.NET
• Azure
• Blazor
• C#
• Cloud
• DevSecOps
• Java
• Kubernetes
• MVC
• NoSQL
• Product Owner
• REST
• React
• SQL
• Security
• TypeScript
• Web
• microservices
• AWS
• Angular
• Cosmos DB
• DevOps
• Docker
• Git
• GitHub
• Jenkins
• Serverless
• UX UI Design

More:

We are a team of 300+ technologists providing technology enablement services and solutions across our Tax and Legal business, supporting 2,500 tax and legal professionals across multiple disciplines. We serve many thousands of clients and private individuals with a modern, market-leading suite of technology solutions that delivers an efficient digital experience from routine to complex tax advice. Our engineering department includes Product Owners, Business Analysts, multidisciplinary engineering teams of around 160 Software, QA and Cloud Operations engineers, and IT Service Delivery professionals working on a large portfolio of systems that improve productivity and solve key business problems across Tax & Legal. We also build cutting-edge web portals for clients to interact with us, maximising collaboration and ensuring seamless delivery of information. The role is based in London, with two days per week in the office. We offer access to regular training opportunities, paid relevant certifications, market-equal pay and benefits including subsidised lunch, healthcare, pension, cycle to work, and a free day off for your birthday. We provide clear career progression, industry-leading rewards, a strong team environment, and a diverse, inclusive workplace where individuality is valued and colleagues can be themselves while achieving their potential.

last updated 34 week of 2026