Software Architect (SC Cleared)

Position Description:

At CGI we deliver secure mission-critical solutions that help our clients operate with confidence in complex environments. As a Software Architect you will act as the design authority for the Service Management platform shaping the technical direction of the solution while ensuring its security resilience and long-term success. Working closely with technical and business stakeholders you will drive architectural decisions oversee system enhancements and provide leadership across the software lifecycle. This is an excellent opportunity for an experienced Software Developer Infrastructure Engineer or Architect looking to take the next step into a senior architecture role where they can influence strategy innovation and delivery.

CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK Best Employer by the Financial Times. We offer a competitive salary excellent pension private healthcare plus a share scheme (3.5% 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector including our Armed Forces and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and youll be part of an open friendly community of experts. Well train and support you in taking your career wherever you want it to go.

Due to the secure nature of the programme you will need to hold UK Security Clearance or be eligible to go through this clearance.

This role is based on-site in Reading 5 days per week.

Your future duties and responsibilities:

As the Software Architect and Design Authority for the Service Management platform you will take ownership of the technical solution ensuring it remains secure scalable and aligned to business and operational requirements. You will lead the architectural design and analysis of system enhancements maintain ownership of the requirements and functional baseline and provide governance for technical changes across the solution.

Working closely with business delivery development and operational teams you will guide architectural decision-making support the delivery of software and infrastructure changes and provide technical leadership across incidents problems and enhancements. You will also be responsible for maintaining the projects Public Key Infrastructure (PKI) ensuring the ongoing security and integrity of the environment.

Key responsibilities:

Lead & Govern architectural design analysis and technical decision-making
Own & Maintain the technical solution requirements and functional baseline
Review & Approve system changes enhancements and architectural updates
Secure & Protect the integrity of the platform through effective security governance
Manage & Maintain Public Key Infrastructure (PKI) services
Analyse & Validate functional and non-functional requirements
Support & Mentor development and operational teams through design reviews and technical guidance
Collaborate & Communicate with business delivery and operational stakeholders
Identify & Address architectural risks dependencies and improvement opportunities
Evaluate & Adopt emerging technologies methodologies and best practices

Required qualifications to be successful in this role:

To be successful in this role you will have strong software architecture experience and a proven ability to design govern and support secure enterprise solutions. You should be comfortable engaging with a wide range of stakeholders translating business requirements into technical solutions and providing leadership across the software development lifecycle. Experience working within secure or regulated environments would be highly advantageous.

Essential qualifications and experience:

Proven experience as a Software Architect Solution Architect Senior Software Engineer or similar technical leadership role
Strong understanding of software architecture principles design patterns and system modelling techniques
Experience analysing and validating functional and non-functional requirements
Ability to make and govern architectural decisions across complex software solutions
Experience supporting software delivery operational support and continuous improvement activities
Strong stakeholder management and communication skills
Knowledge of systems integration and enterprise architecture concepts
Experience conducting technical reviews documentation authoring and architecture governance
Understanding of software development technologies frameworks and deployment environments
Eligibility to obtain or hold UK Security Clearance

Desirable experience:

Public Key Infrastructure (PKI) administration and management
Experience within secure defence government or highly regulated environments
Background in software development infrastructure engineering or systems engineering
Knowledge of modern development methodologies and DevSecOps practices

Location: Reading
Working Pattern: 5 days per week on-site

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Skills:

• Design Thinking
• Infrastructure
• Technical Analysis
• Communication
• Software Architecture

What you can expect from us:

Together as owners lets turn meaningful insights into action.

Life at CGI is rooted in ownership teamwork respect and belonging. Here youll reach your full potential because

You are invited to be an owner from day 1 as we work together to bring our Dream to life. Thats why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our companys strategy and direction.

Your work creates value. Youll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas embrace new opportunities and benefit from expansive industry and technology expertise.

Youll shape your career by joining a company built to grow and last. Youll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.

Come join our teamone of the largest IT and business consulting services firms in the world.