MuleSoft Technical Lead

Thames Water; England; Hybrid; GBP 68,000 - 80,000; Full time

Job summary

A leading UK water provider is seeking a MuleSoft Technical Lead to develop and manage integration solutions utilizing MuleSoft and SAP Integration Suite. In this hands-on leadership role, you'll oversee API design, ensure platform stability, and mentor team members. The ideal candidate will have extensive integration experience and relevant certifications. The position offers a competitive salary and a hybrid working arrangement.

Benefits

Competitive salary up to £80,000

26 days holiday increasing to 30

Generous Pension Scheme

Access to health and wellbeing benefits

Qualifications

• Hands-on experience with MuleSoft development and deployment.
• Strong understanding of security principles in APIs.
• Experience working in a DevOps and Agile environment.

Responsibilities

• Lead the development of APIs and integration solutions.
• Own the stability of the MuleSoft integration platform.
• Collaborate with stakeholders to capture requirements.

Skills

Integration experience

JavaScript

REST

SOAP

Maven

CI/CD tools

Education

MuleSoft Certified Developer

MuleSoft Certified Integration Architect

Tools

Anypoint Studio

Azure DevOps

Version control tools

Job description

Overview

We are looking for a delivery-focused, results-oriented individual who thrives in a collaborative, team-focused culture. You will work closely with engineering teams, internal stakeholders, and vendors to lead the development, optimisation, and support of integration solutions that underpin Thames Water’s digital transformation journey.

MuleSoft Technical Lead to own and deliver enterprise integration capabilities across Thames Water. You will play a key role in building scalable, secure, and reusable APIs and integration patterns using MuleSoft AnyPoint and SAP Integration Suite. This role is central to driving operational excellence, supporting data strategy, and ensuring the stability and evolution of our integration platforms.

As a hands-on leader, you will guide technical decisions, manage integration backlogs, and ensure platform governance while mentoring team members and promoting DevOps best practices.

What you’ll do as a MuleSoft Technical Lead

Integration Development & Platform Engineering:

• Lead the design, development, testing, and deployment of high-quality APIs and integration solutions using MuleSoft and related tools.
• Translate business requirements into robust, scalable integration architectures aligned with enterprise standards.
• Design and implement reusable integration patterns and components to drive delivery efficiency.
• Deliver end-to-end integrations between cloud/on-prem systems, ensuring functional and non-functional requirements are met.
• Define and manage development roadmaps, sprint backlogs, and continuous delivery pipelines.

Integration Platform Support & DevOps:

• Own the stability and resilience of the MuleSoft integration platform and associated DevOps toolchains.
• Manage platform upgrades, versioning, and deployments across development, test, and production environments.
• Troubleshoot and resolve complex integration issues in collaboration with support and infrastructure teams.
• Monitor system health and performance, implementing operational KPIs and alerting mechanisms.
• Support robust service transitions by documenting solutions and engaging BAU operations teams.

Collaboration & Stakeholder Engagement:

• Engage with technical and non-technical stakeholders to capture requirements, define solutions, and align priorities.
• Collaborate with architects, engineers, product owners, and vendors across multiple delivery streams.
• Act as product owner for integration components—managing requirements, backlog, prioritisation, and delivery status.
• Lead regular DevOps ceremonies, including sprint planning, reviews, and retrospectives.

Governance, Quality & Continuous Improvement:

• Define and enforce integration best practices, coding standards, and security policies.
• Perform peer code reviews and provide guidance on continuous improvement opportunities.
• Champion API governance and standardisation across integration projects.
• Continuously improve tooling, delivery processes, and platform maturity.
• Contribute to the evolution of Thames Water’s API-led integration strategy.

Leadership, Mentoring & Knowledge Sharing:

• Lead and mentor a team of engineers, supporting their technical growth and delivery excellence.
• Provide knowledge transfer and training to colleagues on integration technologies and practices.
• Encourage innovation and foster a culture of learning and collaboration within the team.

Base location – Hybrid – Clearwater Court, Reading

Working pattern – 36 hours Monday to Friday

What you should bring to the role

Essential Experience:

• Experience in integration and hands-on MuleSoft development and deployment.
• Strong experience in JavaScript, RAML, REST, SOAP, Maven, and CI/CD tools (Azure DevOps, Git).
• In-depth knowledge of MuleSoft components, connectors, and best practices.
• Proven track record in leading the full lifecycle of API and integration development.
• Hands-on experience designing reusable APIs and implementing integration design patterns.
• Familiarity with performance tuning, version control, monitoring, and error handling in integration systems.
• Strong understanding of security principles in APIs and data transfer.
• Experience working in a DevOps and Agile environment, supporting continuous delivery.
• Ability to translate technical concepts to non-technical stakeholders and vice versa.
• Demonstrable experience managing production incidents and maintaining platform stability.
• Comfortable mentoring developers and reviewing technical solutions to ensure alignment with standards.

Essential Technical Skills & Qualifications:

• MuleSoft Certified Developer or MuleSoft Certified Integration Architect.
• Proficient in Anypoint Studio, MUnit, Azure DevOps, and version control tools.
• Strong knowledge of integration development lifecycle and automation tools.
• Proven experience of managing complex integration environments and processes.

Desirable Experience:

• Prior experience with SAP Integration Suite or other enterprise integration platforms.
• Experience working within water, utilities, or regulated industries.
• Demonstrated continuous improvement using Agile and DevOps methodologies.

Desirable Technical Skills & Qualifications:

• Broader knowledge of cloud-based integration technologies and containerised environments.
• Awareness of API management strategies and frameworks.

What’s in it for you?

• Competitive salary up to £80,000 per annum, depending on experience.
• Annual Leave - 26 days holiday per year, increasing to 30 with the length of service. (plus bank holidays).
• Performance-related pay plan directly linked to both company and individual performance measures and targets.
• Generous Pension Scheme through AON.
• Access to lots of benefits to help you take care of yourself and your family’s health and wellbeing, and your finances – from annual health MOTs and access to physiotherapy and counselling, to Cycle to Work schemes, shopping vouchers and life assurance.

Find out more about our benefits and perks

Who are we?

We’re the UK’s largest water and wastewater company, with more than 16 million customers relying on us every day to supply water for their taps and toilets. We want to build a better future for all, helping our customers, communities, people, and the planet to thrive. It’s a big job and we’ve got a long way to go, so we need help from passionate and skilled people, committed to making a difference and getting us to where we want to be in the years and decades to come.

Learn more about our purpose and values

Working at Thames Water

Thames Water is a unique, rewarding, and diverse place to work, where every day you can make a difference, yet no day is the same. As part of our family, you’ll enjoy meaningful career opportunities, flexible working arrangements and excellent benefits.

If you’re looking for a sustainable and successful career where you can make a daily difference to millions of people’s lives while helping to protect the world of water for future generations, we’ll be here to support you every step of the way. Together, we can build a better future for our customers, our region, and our planet.

Real purpose, real support, real opportunities. Come and join the Thames Water family. Why choose us? Learn more.

We’re committed to being a great, diverse, and inclusive place to work. We welcome applications from everyone and want to ensure you feel supported throughout the recruitment process. If you need any adjustments, whether that’s extra time, accessible formats, or anything else just let us know, we’re here to help and support.

When a crisis happens, we all rally around to support our customers. As part of Team Thames, you’ll have the opportunity to sign up to support our customers on the frontline as an ambassador. Full training will be given for what is undoubtedly an incredibly rewarding experience. It’s also a great opportunity to learn more about our business and meet colleagues.

Disclaimer: due to the high volume of applications we receive, we may close the advert earlier than the advertised date, so we encourage you to apply as soon as possible to avoid disappointment.