Senior IT/OT Solution Architect

Senior IT/OT Solution Architect

Full-Time 72000 - 88000 £ / year (est.) Home office (partial)
C

At a Glance

  • Tasks: Lead the design and delivery of innovative IT/OT technology solutions.
  • Company: Capgemini, a diverse and inclusive global tech leader.
  • Benefits: Access to digital learning, active employee networks, and inclusive workplace culture.
  • Other info: Join a team of over 420,000 members committed to diversity and innovation.
  • Why this job: Shape the future of technology while making a real impact in a supportive environment.
  • Qualifications: Strong background in industrial environments and proven IT/OT architecture experience.

The predicted salary is between 72000 - 88000 £ per year.

This job is with Capgemini, an inclusive employer and a member of my Gwork – the largest global platform for the LGBTQ+ business community.

Please do not contact the recruiter directly.

Your role We're looking for an experienced IT/OT Solution Architect to lead the design and delivery of complex technology solutions across operational technology, enterprise IT, industrial data, edge and cloud environments.

Acting as the lead technical authority, you'll shape solution strategy from discovery through to implementation, ensuring architectures are secure, resilient, scalable and fit for live industrial operations.

Key

Responsibilities

  • Lead end-to-end IT/OT solution architecture across OT, networking, integration, data, enterprise and cloud domains, ensuring a cohesive approach from concept to deployment.
  • Translate complex business and operational requirements into clear technical solutions, leading architecture workshops and engaging with senior stakeholders to drive decision-making.
  • Define and govern industrial integration and data architectures, including OPC UA, MQTT, APIs, industrial edge technologies, event-driven architectures and cloud-connected solutions.
  • Provide architecture assurance and technical leadership throughout delivery, setting standards for security, resilience and performance while mentoring architects and engineers and supporting future solution development.

Your profile We're seeking a technically credible IT/OT architect with a strong background in industrial environments and a proven ability to design, govern and deliver complex solutions spanning operational technology and enterprise systems.

You'll combine deep technical expertise with excellent stakeholder management and leadership capabilities.

  • Strong experience within industrial and OT environments, with a practical understanding of PLCs, RTUs, SCADA, historians, industrial communications and OT networking in live production or critical infrastructure settings.
  • Proven track record of delivering end-to-end IT/OT solution architectures across OT, edge, enterprise, data and cloud environments, including OPC UA, MQTT, APIs, industrial edge and event-driven integration patterns.
  • Experience designing secure, resilient and scalable cloud-based solutions using Microsoft Azure, AWS or equivalent platforms, with knowledge of high availability, recovery, identity, access management and secure-by-design principles.
  • Excellent consulting and technical leadership skills, with the ability to engage senior stakeholders, lead multidisciplinary teams, mentor architects and engineers, and guide solutions from early discovery through successful implementation.

Make it real - what does it mean for you?

Open access to digital learning platforms Active employee networks promoting diversity, equity and inclusion like Out Front, Cap Ability or Women@Capgemini Capgemini is proud to be a Disability Confident Employer (Level 2) under the UK Government’s Disability Confident scheme.

As part of our commitment to inclusive recruitment, we will offer an interview to all candidates who Declare they have a disability, and Meet the minimum essential criteria for the role.

Please opt in during the application process.

Capgemini.

Make it real.

  • Need to know
  • All roles will require a level of security clearance; BPSS OR Security Clearance OR Developed Vetting.
  • You can bring your whole self to work.

At Capgemini building an inclusive future is part of everyday life and will be part of your working reality.

We have built a representative and welcoming environment, for everyone.

About Capgemini Capgemini is an AI-powered global business and technology transformation partner, delivering tangible business value.

We imagine the future of organisations and make it real with AI, technology and people.

With our strong heritage of nearly 60 years, we are a responsible and diverse group of over 420,000 team members in more than 50 countries.

We deliver end-to-end services and solutions with our deep industry expertise and strong partner ecosystem, leveraging our capabilities across strategy, technology, design, engineering and business operations.

The Group reported 2025 global revenues of €22.5 billion.

Make it real | www. capgemini. com

Senior IT/OT Solution Architect employer: Capgemini

Capgemini is an excellent employer, offering a dynamic work culture that fosters collaboration and innovation in the heart of London. With a hybrid working model, employees enjoy the flexibility of blending office, client site, and home working, while also benefiting from extensive growth opportunities and professional development within the Capital Markets sector. Join us to be part of a team that values governance excellence and empowers you to make a meaningful impact in complex programme environments.

C

Contact Details:

Capgemini Recruitment Team

We think you need these skills to ace Senior IT/OT Solution Architect

IT/OT Solution Architecture
Operational Technology (OT)
Enterprise IT
Industrial Data
Edge Computing
Cloud Environments
Architecture Assurance