Senior Software Architect - Cloud & On-Premises

CGI Group Inc.; Bagstone; On-site; GBP 85,000 - 110,000; Full time

Job summary

CGI UK in Gloucestershire is seeking a Senior Software Architect to define technical direction, modernise complex environments and deliver cloud and on-premises solutions that support critical business outcomes.

You will influence architectural decisions, work with stakeholders, and own technical outcomes while enjoying a supportive culture, strong security focus, and opportunities to grow.

This role requires UK Security Check clearance or eligibility to obtain it, with DV clearance desirable.

Qualifications

• SFIA Level 4–5 software/solution architecture experience.
• Ability to lead or support complex design activities.
• Strong understanding of cloud and traditional infra architectures.
• Secure solution design and regulatory compliance knowledge.
• Experience identifying technical debt and optimising performance, security and cost.
• Excellentcommunication and collaboration with diverse stakeholders.
• Experience supporting incident resolution and service improvement.
• Current UK Security Check clearance or eligibility; DV desirable.
• Based in Gloucestershire or commutable distance.

Responsibilities

• Lead and design the technical architecture of cloud and on-premises solutions.
• Influence architectural discussions and provide clear technical direction.
• Identify debt, optimise cloud costs and security operations improvements.
• Establish and maintain technical governance across the lifecycle.
• Collaborate with assurance, policy and information management stakeholders.
• Contribute to roadmaps, gather requirements and deliver client value.
• Coordinate incident response and drive root-cause analysis.
• Share expertise and drive process improvements across teams.

Skills

Architectural design

Technical leadership

Cloud & on-prem architectures

Security & compliance

Stakeholder engagement

Incident management

Cost optimisation

Governance

Problem solving

UK Security Check readiness

Tools

Jira administration

Microsoft technology stack

Job description

In this role, you will take ownership of architectural design and technical direction, shaping secure, scalable and efficient solutions across cloud and on-premises environments. You'll work closely with clients, technical teams and key stakeholders to translate business requirements into practical technology capabilities, ensuring alignment with strategic objectives, security standards and organisational policies.

You'll have the opportunity to influence critical decisions, introduce innovative approaches and drive improvements across the technology landscape. Supported by CGI's collaborative community of experts, you'll help strengthen technical governance, optimise performance and costs, and guide the successful delivery and evolution of business-critical services.

Key responsibilities include:

• Lead & Design: Shape and guide the technical architecture of cloud and on-premises solutions, ensuring scalability, security and alignment with business needs.
• Influence & Advise: Lead architectural discussions, resolve complex technical challenges and provide clear recommendations on technical direction.
• Optimise & Improve: Identify and prioritise technical debt, cloud cost optimisation (FinOps) opportunities and security operations (SecOps) improvements.
• Govern & Assure: Establish and maintain technical governance throughout the product lifecycle, ensuring architectural consistency and compliance.
• Collaborate & Engage: Work with Information Assurance, Policy, Information Management and wider stakeholders to meet regulatory, legal and organisational requirements.
• Shape & Deliver: Contribute to technical roadmaps, support requirements gathering and develop capabilities that deliver measurable client value.
• Resolve & Strengthen: Coordinate technical incident response, driving effective resolution, root-cause analysis and continuous service improvement.
• Support & Innovate: Contribute to wider client initiatives, share technical expertise and explore opportunities to improve processes and solutions.

To succeed in this role, you should have proven experience in software or solution architecture, with the ability to make informed technical decisions across complex environments. You'll combine strong architectural knowledge with effective stakeholder engagement, a proactive approach to problem-solving and the confidence to take ownership of technical outcomes. You should be comfortable working collaboratively across multidisciplinary teams and adapting to evolving business and technology requirements.

Required qualifications to be successful in this role

Essential experience and capabilities:

• Architecture Experience: Proven experience in software or solution architecture at SFIA Level 4 or 5, with the ability to lead or support complex technical design activities.
• Cloud & On-Premises Technologies: Strong understanding of cloud and traditional infrastructure architectures, including integration, security and scalability considerations.
• Technical Leadership: Demonstrated ability to influence architectural decisions, provide technical guidance and resolve complex design challenges.
• Security & Compliance: Understanding of secure solution design, technical governance, information assurance and regulatory compliance.
• Continuous Improvement: Experience identifying technical debt and opportunities to improve system performance, security, efficiency and cost effectiveness.
• Stakeholder Engagement: Strong communication and collaboration skills, with the ability to engage technical and non-technical stakeholders.
• Incident Management: Experience supporting technical incident resolution, root-cause analysis and service improvement.
• Security Clearance: Current UK Security Check (SC) clearance or eligibility to obtain it, with Developed Vetting (DV) clearance desirable.
• Location: Based in Gloucestershire or within a commutable distance.

Desirable experience:

• Experience supporting business analysis activities, including requirements gathering and translating business needs into technical solutions.
• Familiarity with Jira administration and the Microsoft technology stack.

Together, as owners, let's turn meaningful insights into action.

CGI UK | Gloucestershire | SC Clearance Required (DV Preferred)

At CGI, we're shaping the future of secure digital services by designing innovative, resilient technology solutions that deliver lasting value for our clients. As a Senior Software Architect, you'll play a pivotal role in defining technical direction, modernising complex environments and delivering cloud and on-premises solutions that support critical business outcomes. You'll have the freedom to influence architectural decisions, explore creative approaches and take ownership of meaningful technical challenges. Working alongside collaborative teams and experienced specialists, you'll help drive continuous improvement, strengthen security and shape future capabilities. With access to CGI's global expertise and a supportive culture that encourages professional growth, you'll have the opportunity to make a tangible impact. 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 you'll be part of an open, friendly community of experts. We'll 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., Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll 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. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll 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. You'll shape your career by joining a company built to grow and last. You'll 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. That same commitment to fairness extends to how we use technology. To support our recruitment team, AI tools may be used to help assess applications though they never replace human judgement. All hiring decisions remain entirely in the hands of our recruitment professionals.

Come join our team-one of the largest IT and business consulting services firms in the world.