MuleSoft Integration Architect

In this role, you will lead the architecture and delivery of enterprise integration solutions across complex business and technology environments. You'll design scalable API-led and event-driven architectures that enable secure, resilient, and high-performance data exchange between enterprise systems, cloud platforms, and third-party services.

You'll collaborate closely with engineering teams, DevOps specialists, product owners, vendors, and senior stakeholders to define integration strategies aligned with business objectives and enterprise architecture standards. Alongside hands-on technical leadership, you'll help establish best practices, guide integration governance, and drive continuous improvement across integration frameworks, tooling, and delivery approaches.

Key responsibilities

• Design & Architect enterprise integration solutions using API-led and event-driven patterns

• Lead & Deliver scalable integrations across cloud, SaaS, and enterprise platforms

• Define & Govern integration standards, frameworks, and best practices

• Collaborate & Influence technical teams, stakeholders, and third-party partners

• Optimise & Improve integration performance, resilience, and scalability

• Support & Guide integration testing, deployment, and troubleshooting activities

• Secure & Protect enterprise integrations using modern authentication and encryption standards

• Produce & Maintain architecture documentation, API specifications, and technical designs

• Research & Evolve integration capabilities using emerging technologies and industry trends

To succeed in this role, you should bring strong experience in enterprise integration architecture, API strategy, and distributed systems design within complex transformation environments. You'll combine technical leadership with excellent stakeholder engagement skills and the ability to translate business requirements into scalable, secure integration solutions., * Proven experience as an Integration Architect, Integration Engineer, or similar senior technical role

• Strong expertise in API design and management using REST/SOAP services

• Experience with integration platforms such as MuleSoft, Boomi, or equivalent iPaaS technologies

• Deep understanding of integration patterns including asynchronous messaging and event-driven architecture

• Strong experience with Java, backend integration technologies, and distributed systems

• Knowledge of Kafka, RabbitMQ, or other enterprise messaging platforms

• Experience implementing security best practices including OAuth2, JWT, API gateways, and encryption standards

• Familiarity with CI/CD pipelines, DevOps practices, and Agile delivery methodologies

• Experience integrating enterprise SaaS platforms such as Salesforce, Workday, or Dynamics

• Exposure to AWS and/or Azure integration and monitoring services would be advantageous

• Excellent communication, analytical, and stakeholder management skills

CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK 'Best Employer' by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you'll be part of an open, friendly community of experts. We'll train and support you in taking your career wherever you want it to go.

Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This is a hybrid position.

At CGI, we help organisations modernise and connect complex technology ecosystems through scalable integration solutions that enable innovation, agility, and long-term business value. As a Senior Integration Architect, you'll lead the design and delivery of enterprise-wide integration strategies that support critical digital transformation programmes and enhance connectivity across platforms, applications, and services. Working alongside engineering teams, architects, business stakeholders, and technology partners, you'll shape robust, secure, and high-performing integration landscapes that drive operational excellence and future growth. Joining CGI means becoming part of a collaborative environment where your expertise, leadership, and ideas are valued, empowering you to influence strategic outcomes while continuing to grow your career., Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because… You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world. Discover CGI London, England, United Kingdom > 1000 employees IT services We are a global business with 91,500 professionals across hundreds of locations worldwide, providing end-to-end IT and business process services that drive our clients' businesses. In the UK alone, we have around 6,000 member-partners working across 19 towns and cities, doing everything from writing complex code to designing sophisticated software solutions. The work we do powers some of the most ambitious projects that touch the lives of many. Our approach sets us apart, characterised by our proximity model, international presence, expertise, and operational excellence. We organise our operations within metro markets where our clients have concentrated footprints, empowering our local teams to build trusted, in-person relationships. As you build your career here, you'll develop your skills, share your insights, and work side-by-side with colleagues and clients on innovative solutions that address the most complex issues. Our commitment to ownership, flexibility, and being approachable makes us easy to do business with. Join us, and together, as owners, let's turn meaningful insights into action to meet the needs and balance the interests of our clients, shareholders, communities, and each other. Benefits: - Insurance coverage - Medical benefits - Pension plan - Member Assistant Programme - Check4Cancer - Flexible time off - Share Purchase Plan - Member discounts - Dental benefits - Vision benefits - Profit Participation Plan - Health and Wellbeing Programme