Integration Architect

Capita Shared Services Limited • Contract • City of London, London, GB • 3w ago

Job Description Summary

Purpose of the role:

9 MONTHS FTC WITH THE POSSIBILITY OF EXTENSION THROUGH TO MID 2027. CANDIDATES MUST BE ELIGIBLE FOR SC CLEARANCE

This role is delivery critical for high volume integration programmes where external platform constraints (e.g. Oracle) must be designed, assured, and operationalised through MuleSoft within Capita owned environments. The Integration Solution Architect is responsible for designing, delivering, and assuring robust integration solutions across complex enterprise environments. This role is pivotal in enabling seamless data and process flows between core platforms (e.g., ERP, ServiceNow, Amazon Connect, Oracle Integration Hub) and ensuring alignment with business, security, and operational requirements. The architect will work closely with business stakeholders, technical teams, and third-party suppliers to define integration strategies, oversee implementation, and support transition to BAU, while ensuring compliance with GDS Service Standards and Technology Code of Practice.

Job Description

What you'll be doing:

Lead the end-to-end design and implementation of integration solutions, ensuring all integrations are routed via the Customer Integration Hub and comply with enterprise architecture and GDS standards
Embed GDS Service Standard principles throughout the integration lifecycle, including user-centred design, accessibility, security, and continuous improvement
Collaborate with business analysts, technical BAs, and delivery teams to capture integration requirements and translate them into detailed interface specifications and solution designs
Oversee integration of key platforms, including Customer ERP, ServiceNow, Amazon Connect, SOC/SIEM, and Enterprise Data Platform, ensuring secure, reliable, and scalable data flows
Facilitate and lead solution integration workshops with internal and external stakeholders to confirm requirements, design adherence, and technical feasibility
Produce and maintain integration artefacts, including Integration Catalogues, High-Level and Detailed Solution Designs, Data Flow Diagrams, and evidence of GDS alignment
Ensure integration solutions support real-time monitoring, alerting, and incident management (e.g., via ServiceNow and Power BI dashboards), in line with GDS requirements for operational monitoring and incident response
Work with security teams to ensure all integrations meet protective monitoring and incident notification requirements, following GDS security and privacy standards
Support test assurance activities, including integration testing, defect triage, and resolution, ensuring quality is built in from the discovery phase as per GDS guidance
Provide technical leadership and guidance to project teams throughout the implementation lifecycle and support knowledge transfer to BAU teams
Prepare for and support GDS service assessments, maintaining evidence of compliance with all relevant GDS standards and principles

Typical Deliverables

Integration Strategy and Approach documents mapped to GDS Service Standard points.
Integration solutions and artefacts supporting automated deployment and monitoring aligned with DevOps practices.
High-Level and Detailed Solution Integration Designs.
Integration Catalogue and Interface Specifications.
Data Flow and Security Models.
Test Assurance and Transition-to-BAU artefacts.
Evidence packs for GDS service assessments.

What we're looking for:

Required Qualifications

Hands-on experience designing and delivering enterprise integrations using MuleSoft (Anypoint Platform), including API-led connectivity, error handling, and operational monitoring
Proven experience architecting and delivering integration solutions in large-scale enterprise environments, ideally with exposure to public sector or BPO programmes
Experience operating across mixed Oracle and Microsoft estates, mediating between vendor-owned platforms and internal enterprise integration standards.
Experience operating across mixed Oracle and Microsoft estates, mediating between vendor-owned platforms and internal enterprise integration standards.
Proven experience integrating MuleSoft with Oracle SaaS / PaaS platforms (e.g. Fusion ERP/HCM, OIC, OCI APIs), including consumption of Oracle-defined integration patterns, authentication models, and non-functional constraints • Deep understanding of integration patterns, middleware, APIs (REST/SOAP), and data transformation technologies
Proven experience integrating MuleSoft with Oracle SaaS / PaaS platforms (e.g. Fusion ERP/HCM, OIC, OCI APIs), including consumption of Oracle-defined integration patterns, authentication models, and non-functional constraints
Strong knowledge of security, identity management, and protective monitoring in integration contexts, aligned with GDS security requirements and Technology Code of Practice
Ability to produce high-quality technical documentation and present complex integration concepts to both technical and non-technical audiences
Excellent stakeholder management, facilitation, and communication skills
Experience working on delivery-critical, high-volume integration programmes where integration risk directly impacts business operations
Experience with Agile and Waterfall delivery methodologies, with a focus on iterative delivery and continuous improvement as per GDS framework

Preferred Qualifications

Experience with SOC/SIEM integration and incident management processes.
Familiarity with cloud platforms (AWS, Azure) and hybrid integration scenarios.
TOGAF or similar architecture certification.
Experience supporting GDS service assessments and maintaining compliance evidence.

Join Capita – Where Innovation Meets Opportunity

Capita is a dynamic leader in consulting and digital services, helping some of the UK’s most recognized organizations transform and thrive. We use cutting-edge technology and fearless innovation to create smarter, more efficient solutions that make a real difference. Our work spans diverse sectors—government, healthcare, education, and finance—offering you the chance to contribute to projects that impact millions of lives. At Capita, you’ll be part of a collaborative, forward-thinking team that values creativity, growth, and inclusion.

We’re committed to your development and success, providing opportunities to learn, progress, and shape better outcomes for customers and communities. If you’re ready to make an impact and grow your career, Capita is the place for you.

What's in it for you?

A competitive basic salary
23 days’ holiday (rising to 27) with the opportunity to buy extra leave
The opportunity to take a paid day out of the office, volunteering for our charity partners or a cause of your choice
Company matched pension, life assurance, a cycle2work scheme, 15 weeks’ fully paid maternity, adoption and shared parental leave, paternity pay of two weeks...and plenty more
Voluntary benefits designed to suit your lifestyle – from discounts on retail and socialising, to health & wellbeing, travel and technology Access to our Employee Network Groups, which represent every strand of diversity and allow colleagues to connect and learn from each other on an open, inclusive platform