Position Description:
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.
CGI was recognised in the Sunday Times Best Places to Work List 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.
Your future duties and responsibilities:
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
Required qualifications to be successful in this role:
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.
Essential qualifications
•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
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Skills:
1. Cloud architecture
2. Integration architecture
3. Java
4. JSON Web Token (JWT)
5. MuleSoft
6. RabbitMQ
7. RESTful (Rest-APIs)
8. SOAP
9. Salesforce Integration
10. Salesforce Integration