Systems Integration Architect

Systems Integration Architect x3 days p/w in Reading 6-month initial contract SC to start - UKEO programme Rates open, outside IR35 Our client, a small engineering consultancy in the defence and security sector, is…

Outside IR35 Hybrid Public Sector
Pay rate £75 – £85/hour
Contract type Contract
Posted 1 September 2026

Trusted. Transparent. Built for contractors. Thousands of UK contractors find their next contract on ContractorUK.

View all public sector & defence jobs ›

About this contract

Systems Integration Architect

x3 days p/w in Reading
6-month initial contract
SC to start - UKEO programme

Rates open, outside IR35

Our client, a small engineering consultancy in the defence and security sector, is seeking a Systems Integration Architect on a contract basis to join their team in Reading. This role involves hybrid working and offers a unique opportunity to contribute to large-scale digital transformation programmes.

Key Responsibilities:

Lead enterprise integration and architecture assessments across complex programmes.
Develop and assess target-state architectures aligned to organisational and programme objectives.
Evaluate current systems, technology, integration and data architectures.
Identify architecture gaps, dependencies, interoperability challenges and opportunities for improvement.
Provide expert guidance across Enterprise Architecture, Digital Engineering, Systems Engineering and MBSE.
Assess how modelling, simulation, synthetic environments and Test & Evaluation capabilities integrate within wider enterprise ecosystems.
Support the development of enterprise integration strategies, roadmaps and implementation plans.
Engage with government, defence organisations, suppliers and multinational stakeholders.
Provide technical leadership during governance reviews, workshops and strategic decision-making activities.
Produce high-quality reports, recommendations and executive-level briefings.

Job Requirements:

Essential Experience:

Strong experience in Enterprise Architecture, Integration Architecture or Digital Transformation leadership roles.
Deep understanding of Digital Engineering, Digital Thread and Digital Twin concepts.
Experience applying Systems Engineering and MBSE principles within complex engineering environments.
Ability to assess enterprise, systems, integration and data architectures.
Experience identifying interoperability challenges and developing practical solutions.
Strong analytical and problem-solving skills with the ability to evaluate complex technical information.
Experience engaging with senior stakeholders across large-scale programmes.
Ability to translate technical findings into clear strategic recommendations and business outcomes.
Excellent communication, leadership and stakeholder management skills.

Desirable Experience:

Experience within Defence, Aerospace, Government or highly regulated industries.
Knowledge of GCAP, combat air programmes or major defence capability programmes.
Familiarity with TOGAF, MODAF, UAF, ArchiMate, SysML or MBSE frameworks.
Understanding of Modelling & Simulation, synthetic environments, Digital Twin or mission engineering concepts.
Experience producing architecture assessments, strategic roadmaps and technical assurance reviews.
Relevant certifications in Enterprise Architecture, Systems Engineering or Digital Transformation disciplines.

Benefits:

Influence large-scale digital transformation programmes across Defence and industry.
Work alongside experts in Digital Engineering, Architecture, Systems Engineering and Data.
Help define the future of enterprise integration within complex organisations.
Join a growing consultancy with a genuinely collaborative and people-first culture.
Enjoy flexible and hybrid working arrangements.
Access excellent opportunities for career development and leadership progression.
If you are an experienced Systems Integration Architect looking for a new contract opportunity in a dynamic and impactful environment, we would like to hear from you. Apply now to join our client's prestigious Defence and Security team in Reading

Apply for this job

You'll complete your application on CV-Library, our jobs partner.

← More public sector & defence jobs

Get new Public Sector contracts by email

One email when new matches appear. Unsubscribe with one click.

Prefer to be found? Upload your CV to CV-Library — free