Salary: £100,000 - 100,000 per year Requirements: Minimum 4 years MuleSoft experience MuleSoft Certified Integration Architect (MCA) preferred MuleSoft Certified Platform Architect (MCPA) preferred Strong experience with Anypoint Platform, Runtime Fabric and/or CloudHub v2.0, and hybrid integration Strong understanding of API governance, IAM, OAuth, TLS, token management, and policy enforcement Architecture experience spanning Salesforce, SAP, ServiceNow, AWS/Azure, and data platforms Experience delivering in highly governed environments (e.g., Government, Financial Services, Defence) Proven Solution Architecture experience Strong commercial awareness with an understanding of business financials Broad knowledge of solution areas such as transformation and migration, security, business analysis, applications, and integration Experience designing & implementing solutions as part of multi-stream change programmes Strong architectural leadership and collaboration skills Responsibilities: Lead the architecture and design of API-led solutions across System, Process, and Experience layers Produce high-level designs (HLDs), low-level designs (LLDs), sequence diagrams, API specifications, and integration design artefacts Define reusable API patterns, standards, and frameworks aligned to C4EE governance Conduct architectural reviews to 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 non-functional requirements (NFRs) including performance, scaling, high availability, disaster recovery, and observability Guide developers and DevOps engineers through build, test, deployment, and operational handover Ensure alignment with enterprise platforms including Salesforce, SAP, ServiceNow, 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 Technologies: API AWS Architect Azure DevOps Fabric IAM Support MuleSoft OAuth SAP Salesforce Security ServiceNow Cloud Network More: At Capita, were a dynamic leader in consulting and digital services, helping some of the UKs most recognized organizations transform and thrive. We leverage cutting-edge technology and fearless innovation to create smarter, more efficient solutions that make a real difference. Our work spans diverse sectors, including government, healthcare, education, and finance, providing you with the chance to engage in projects that impact millions. Youll join a collaborative, forward-thinking team that values creativity, growth, and inclusion. We are committed to your development, offering numerous opportunities to learn and advance your career. Our benefits include a competitive salary, generous holiday allowance, and a range of voluntary benefits to suit your lifestyle. If youre ready to make an impact and grow your career, Capita is the place for you. last updated 18 week of 2026