Lead Software Engineer

Location - London

We are a team of 300+ technologists providing technology enablement services and solutions across the Tax and Legal business. This business has 2,500 tax & legal professionals covering multiple disciplines. We serve many thousands of clients and private individuals by providing a modern, market-leading suite of technology solutions that provide an efficient digital experience from routine to complex tax advice depending on client’s situation. Tax is highlighted frequently as an industry where generative AI will have a significant impact on how services are provided. You will be working as a team at the forefront of navigating that change and redefining the way in which tax is determined in the UK and globally, making sure people and companies pay the right amount of tax with the minimum amount of effort.

The Engineering department is made up of Product Owners, Business Analysts, multi-disciplinary Engineering teams (approximately 160 Software, QA and Cloud Operations engineers) and IT Service delivery professionals working on a large portfolio of systems used to improve productivity and solve key business problems across Tax & Legal. We also build cutting edge web portals for clients to interact with KPMG, maximising collaboration and ensuring seamless delivery of information to our clients.

Why join KPMG as Lead Software Engineer?

You will be a hands‑on lead of a team of Software and Quality Assurance Engineers working across a variety of projects for both our clients and our internal professionals. Your team will work alongside a Product Owner who will help prioritise deliverables allowing you to focus on creating world‑class solutions. The role is based in London. We generally spend two days per week in the office. Whilst there is no expectation of existing knowledge of tax, we would expect you to develop a degree of domain knowledge over time.

What will you need?

• Deep Technical Expertise: Hands on experience designing, specifying and developing software
• AI Knowledge: Ability to articulate clearly how generative AI can solve document management, workflow automation, and knowledge management challenges.
• Proven Track Record: Experience leading and mentoring others
• Programming Skills: Have heavily used modern object‑oriented languages such as C# or Java
• Enterprise Expertise: Expertise in software design patterns, clean code, and clean architecture principles & Knowledge of how to build REST APIs and have experience of messaging.
• Data Modelling: Worked with defining data models and interacting with database
• Proven Track Record: Built software that includes user facing web applications
• Collaborative Approach: A passion to work in an Agile Team working collaboratively with others and adopt best practices
• Continuous Delivery: Used source control and continuous integration tools as part of a team
• Security Practices: An understanding of application security controls like SAST, DAST, Penetration Testing, etc.
• Quality Focus: A DevSecOps mindset with focus on delivering value quickly and frequently

What will you be doing?

• Deep Technical Expertise: Integrate emerging technologies like AI‑driven development, Web Components, etc.
• Proven Track Record: Provide mentoring to other developers within your team and across the wider team
• Collaborative Approach: Work collaboratively in a LEAN Agile team using a Scaled SCRUM framework
• Programming Skills: Develop web applications that use 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 100% infrastructure as code
• Package applications in containers and deploy on Azure Kubernetes Service
• Data Modelling: Use entity framework code first data with Azure SQL or a NoSQL database
• Enterprise Expertise: Build resilient Microservice integrated via a Cloud message bus
• Security Practices: Comply with secure coding & infrastructure standards and policies
• Continuous Delivery: Assist with supporting your application using modern DevSecOps tools
• Quality Focus: Continuously improve your technical knowledge and share what you learn with others
• Seek to build components that can be reusable by other teams

Skills we’d love to see / Amazing extras

• Experience building applications for the cloud such as Azure, AWS or Google
• Experience with Docker, Kubernetes or other serverless application delivery platforms
• Continuous Delivery: Used GIT, Jenkins, GitHub or Azure DevOps
• Proven Track Record: Worked with React, Angular, Blazor, ASP MVC or other modern web UI frameworks
• Used Entity Framework or other popular ORM tools
• Used NoSQL databases such as cosmos DB, Mongo or Cassandra
• Enterprise Expertise: Experience with messaging such as Service Bus, MQ or Kafka
• Data Analytics: Experience with Data Analytics and Business Intelligence

What we can offer

• Scale, some of our clients are well known global brands, the infrastructure required isn't small.
• A great team environment.
• A shared love of technology and learning about even newer technology to ensure our cloud platform continues to advance.
• Access to regular training opportunities and paid relevant certifications.
• Market equal pay and benefits such as a subsidised lunch, health care, pension, cycle to work, free day off to celebrate your birthday.

The best of both worlds

We might be world leaders, but in many ways the department feels like a start‑up, with a twist. There’s the buzz of scrum working, the thrill of shaping compelling experiences, the chance to surprise and stretch yourself in response to a fresh challenge. And then there’s all the resources, technology and high‑profile projects of a major corporate entity. Crucially, we also offer the benefit of clear career progression.

Diverse and inclusive employer

Proud to be an inclusive, equal opportunity employer, we seek to attract and retain the best people from the widest possible talent pool. As a member of The Employers’ Forum on Disability we’re committed to ensuring that all candidates are treated fairly throughout the Recruitment Process. Should you be successful after the initial application stage, please discuss with your recruitment contact any reasonable adjustments to our Recruitment Process that you may require.

KPMG consistently features in the Sunday Times Best Big Companies to work for. This has been recognised with a special achievement award to mark our 10 years in the Top 25. We pride ourselves on being a place where individuality is valued; you can be yourself and still achieve your potential. We believe that your individuality helps us to deliver the best results to our clients. Diversity of background, diversity of experience, diversity of perspective – that’s the KPMG difference.

The issues surrounding tax and legal services are constantly evolving, both locally and globally. Which is why you'll find life at KPMG both intellectually stimulating and rewarding. There's also the scale and breadth of what we do – our services span specialisms such as Corporate and Indirect Tax; Expatriate and Private Client Personal Tax compliance and advice; and KPMG Law. With offices across the UK, we are part of a global network of firms providing Audit, Tax & Law, Consulting, and Technology Services to diverse clients.

We’re committed to creating an inclusive environment where all colleagues thrive and reach their full potential, whatever their identity or background. We’re a recognised leader in the Government's scheme. We offer a Guaranteed Interview Scheme for all experienced professional opportunities.