MuleSoft Architect

Purpose of the role:
Capita's Mule Soft Centre for Enablement & Excellence (C4EE) is expanding its architectural capability to support large-scale integration and API transformation programmes for major UK Government and private-sector clients. As a Mule Soft Architect, you will translate business needs into scalable API-led architectures, ensuring technical excellence, security, and alignment to Capita's enterprise design principles. Role Summary The Mule Soft Architect defines integration architecture, governs solution design, and supports delivery teams throughout the project lifecycle.

You will produce designs, patterns, and documentation to ensure all APIs and integrations follow best practice, while working closely with engineers, product teams, and client architecture functions.
* CANDIDATES MUST BE ELIGIBLE FOR SC CLEARANCE
* What you'll be doing:
Lead the architecture and design of API-led solutions across System, Process, and Experience layers. Produce HLDs, LLDs, sequence diagrams, API specifications, and integration design artefacts. Define reusable API patterns, standards, and frameworks aligned to C4EE governance. Conduct architectural reviews and ensure traceability from business requirements to technical implementation. Support complex design topics: data modelling, security policies, caching, resilience, event-driven architecture, and RTF networking.

Collaborate with security teams to ensure policy enforcement, encryption, identity, and SC-compliant design. Oversee NFRs including performance, scaling, high availability, disaster recovery, and observability. Guide developers and Dev Ops engineers through build, test, deployment, and operational handover. Ensure alignment with enterprise platforms including Salesforce, SAP, Service Now, AWS/Azure, and data platforms. Support effort estimation, planning, stakeholder engagement, and technical risk management.

Contribute to the evolution of C4EE playbooks, templates, governance artefacts, and reusable assets. Key Deliverables High-level and low-level design documents API specifications and sequence diagrams Architecture Decision Records (ADRs) Reusable patterns, templates, and standards Architecture review outputs and recommendations

What we're looking for:

Essential:
Minimum 4 years Mulesoft experience Mule Soft Certified Integration Architect (MCA) (preferred) Mule Soft Certified Platform Architect (MCPA) (preferred) Strong experience with Anypoint Platform, Runtime Fabric and/or Cloud Hub v2.0, and hybrid integration Strong understanding of API governance, IAM, OAuth, TLS, token management, and policy enforcement Architecture experience spanning Salesforce, SAP, Service Now, AWS/Azure, and data platforms Experience delivering in highly governed environments (e.g., Government, Financial Services, Defence) Soft Skills Architectural Leadership: sets direction, governs design, and influences delivery Systems Thinking: balances functional needs with NFRs, security, and operability Communication: explains complex designs clearly to varied audiences Quality & Security Focus: builds secure-by-design, resilient architectures

Collaboration:

works effectively with client and internal architecture communities Leads and mentors project stakeholders in terms of technology. Proven Solution Architecture experience. Must have strong commercial awareness, and an understanding of how businesses work financially, Possesses a broad knowledge of solution areas such as transformation and migration, security, business analysis, applications, integration and infrastructure, service management, including trends in the current marketplace and understands how these interact to arrive at a solution.

Expert in using architectural principles and frameworks.

Experience of designing & implementing solutions as part of multi-stream change programmes. Working in large change programmes in a leadership role involving key integration of some of the leading technology supplier and their products. How this aligns to Capita's values:
Customer First, Always API-led architectures and design artefacts are created to deliver secure, scalable, and reliable integrations…