Senior Technical Architect

Leeds, England, United Kingdom Contract IT

Reference: CR/065340
Role: Senior Technical Architect
Type: Contract (Inside IR35)
Duration: 12 months
Location: Leeds (Hybrid - 2 days a week)
Clearance Required: Active SC 

Role Overview
We are seeking an experienced Senior Technical (Solution) Architect to join a major transformation programme. This role will play a critical part in the modernisation of key benefit platforms, leading the architecture and technical design required to migrate New Style Jobseeker's Allowance (JSA) and New Style Employment and Support Allowance (ESA) from legacy systems onto the strategic Multi Benefit Service (MBS) platform.
This is an exciting opportunity to shape large-scale digital transformation initiatives, working across complex hybrid environments and collaborating with delivery teams to create scalable, secure, and future-ready solutions.
Key Responsibilities
  • Lead the creation of end-to-end technical solution designs for the migration of New Style JSA and ESA from legacy platforms to the Multi Benefit Service.
  • Define architecture across on-premises, cloud and hybrid technology landscapes.
  • Produce high and low-level solution designs covering networking, security, middleware, databases, integrations and presentation layers.
  • Support delivery teams in optimising services for scalability, performance and maintainability.
  • Translate business requirements into robust technical solutions with clear traceability.
  • Work closely with engineering, product, delivery and business stakeholders throughout the full project lifecycle.
  • Apply architecture principles, standards, patterns and best practices to ensure consistency and quality.
  • Contribute to architecture governance and provide guidance to development teams during implementation.
  • Create and maintain architecture models, documentation and technical decision records.
  • Support delivery from concept and discovery through to build, testing and go-live.
Essential Skills & Experience
  • Strong experience as a Solution Architect / Technical Architect within complex enterprise environments.
  • Proven track record delivering architecture for large-scale transformation and legacy modernisation programmes.
  • Experience designing solutions across on-premises, cloud and hybrid environments.
  • Strong understanding of:
    • Integration architecture
    • Security architecture
    • Networking
    • Middleware
    • Database technologies
    • Enterprise applications
  • Experience producing architecture artefacts, models and technical design documentation.
  • Ability to translate complex business requirements into scalable technical solutions.
  • Experience working within Agile, Waterfall or Hybrid delivery environments.
  • Excellent stakeholder management and communication skills.
Desirable Experience
  • Microservices architecture and API-led design.
  • Event-driven architecture, including publish-subscribe and data streaming patterns.
  • Public cloud platforms such as:
    • AWS
    • Microsoft Azure
    • Google Cloud Platform
  • Experience within Government, Public Sector or large-scale digital transformation programmes.
  • Knowledge of modern architecture frameworks, patterns and practices.

Interested?
If you're an experienced Solution Architect with a background in legacy modernisation, cloud architecture and large-scale transformation programmes, we'd love to hear from you.
£500.00 - £600.00
Per day
£500 - £600 per day, Benefits: null

Leeds, England, United Kingdom Contract IT

Added 18/08/2026
Reference: CR/065340

Senior Technical Architect

Leeds, England, United Kingdom Contract IT

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