At a Glance
- Tasks: Design and deliver integration solutions for a major public sector transformation programme.
- Company: Join a leading firm driving digital transformation in the public sector.
- Benefits: Competitive daily rate, remote work flexibility, and potential for contract extension.
- Other info: Collaborative environment with opportunities to work on large-scale migration projects.
- Why this job: Shape the future of integration architecture and make a real impact on public services.
- Qualifications: Extensive experience in enterprise integration and strong API design skills required.
The predicted salary is between 72000 - 88000 £ per year.
We are supporting a major public sector transformation programme focused on modernising and simplifying a large-scale enterprise integration landscape. This multi-year initiative is driving the migration from legacy technologies to strategic platforms, enabling the successful transition to modern cloud-based architecture and supporting wider digital transformation objectives.
As a Senior Integration Architect, you will play a key role in designing and delivering integration solutions within a large-scale migration programme. Working closely with architecture, engineering, and product teams, you will help shape the future integration strategy while ensuring high-quality, scalable, and maintainable solutions are delivered across the programme.
Key Responsibilities
- Design and deliver integration solutions, migrating services from legacy platforms to modern strategic integration platforms.
- Define API specifications and integration patterns, including the transformation of legacy SOAP services into modern RESTful APIs.
- Apply API-first and domain-driven integration approaches to support reuse, resilience, and long-term maintainability.
- Contribute to end-to-end solution design, ensuring alignment with wider enterprise architecture principles and transformation objectives.
- Promote modern engineering practices including automated testing, CI/CD, shift-left delivery, and automation.
- Support the identification and management of technical risks, dependencies, and migration planning activities.
- Collaborate closely with engineering teams, product owners, business stakeholders, and SMEs to ensure successful delivery.
- Contribute to architecture governance, technical documentation, and design assurance activities.
Essential Skills & Experience
- Extensive experience in enterprise integration architecture and delivery within large-scale transformation or migration programmes.
- Strong expertise in API design, REST services, OpenAPI specifications, and modern integration patterns.
- Experience designing and implementing service-based and distributed architectures.
- Working knowledge of enterprise integration platforms such as SAP Integration Suite, API Management platforms, or similar technologies.
- Experience delivering integration migration or modernisation programmes.
- Strong understanding of modern software engineering practices, including CI/CD pipelines, automated testing, and observability.
- Experience working across multiple delivery teams and contributing to broader architectural strategy and governance.
- Excellent stakeholder management and communication skills, with the ability to engage both technical and non-technical audiences.
Desirable Experience
- Experience within central government or wider public sector environments.
- Exposure to large-scale ERP transformation programmes.
- Experience supporting cloud-based integration strategies and platform modernisation initiatives.
- Knowledge of AI-assisted delivery approaches, including code analysis, automation, and documentation generation.
- Familiarity with strategic integration platforms and API management solutions.
Senior Integration Architect in London employer: TXP
At TXP, we are committed to creating a dynamic and inclusive work environment where our employees can thrive. As a Senior Data Business Analyst in Birmingham, you will not only engage in meaningful projects within the pensions and insurance sectors but also benefit from our strong focus on professional development and social responsibility. Join us to be part of a team that values diversity, fosters growth, and makes a positive impact in the community.
