14 of 14 Contract Senior Architect Jobs in the UK

Senior Data Architect (AWS Cloud) Rate: £750-£770 per day (Inside IR35) Location: UK Remote Clearance Required: Must have Active SC Clearance & NPPV3 Nationality Requirement: Sole UK National The Opportunity We're looking for an experienced Senior Data Architect to lead the design and governance … secure, scalable, and resilient cloud-based data solutions within a complex enterprise environment. This is a senior architectural role focused on AWS cloud platforms, modern data architectures, cloud migration, and technical leadership. You'll work closely with engineering, DevOps, security, and business teams to define strategy, drive best practices ...

Senior Solutions Architect Bristol 2 days per week onsite Security clearance is essential Contract until April 2027 Up to £104 per hour Inside IR35 Are you an experienced security cleared Senior Solutions Architect looking to shape secure, integrated solutions across complex, mission-critical programmes? A leading … defence prime are looking for a Security Cleared Senior Solutions Architect to provide technical leadership across major programmes, influence architectural strategy, and ensure solutions are secure, resilient and future-ready. Key Responsibilities: Lead solution architecture across large-scale and multi-project programmes. Design and evolve secure, integrated architectures ...

Senior Technical Architect - Custody & Securities Services Location: Canary Wharf, London (3 days onsite/2 days remote) Contract: 12 Months Rate: Up to £850 per day Inside IR35 (via Umbrella) The Opportunity We are seeking an experienced Senior Technical Architect to play a pivotal role … Explore opportunities to leverage Generative AI and emerging technologies to improve engineering productivity and governance processes. Required Experience Extensive experience working as a Technical Architect, Solution Architect or Lead Architect within Financial Services. Strong understanding of Custody Services, Securities Services, Capital Markets or Post-Trade processing. Experience ...

Role: Senior Enterprise Architect OT (Contract) Senior Enterprise Architect OT | Energy & Critical Infrastructure Transformation £500-600 per day | Inside IR35 | UK Wide | Remote First A leading organisation within the energy and critical infrastructure sector is seeking a Senior Enterprise Architect to help shape … youll provide architecture governance, assurance and strategic direction across a complex landscape spanning both IT and Operational Technology (OT). Youll work closely with senior stakeholders, delivery teams and technology partners to define roadmaps, standards and target-state architectures that support significant investment and digitalisation initiatives. This role ...

Senior System Architect - Pega Remote | 6 months | Inside IR35 | Active SC clearance mandatory | Start: 23 November 2026 Engagement Overview Client: Leading UK government organisation Security clearance: Active SC clearance - MANDATORY (no sponsorship available) Location: Remote (UK-based) Start date: 23 November 2026 Duration: 6 months (initial term) IR35 … Inside IR35 Day rate: To be confirmed Candidates without current, active SC clearance cannot be considered. About the Role We are looking for a Senior System Architect (SSA) to design and build high-quality Pega solutions for a leading UK government organisation. Working under the Lead System Architect ...

Senior Solution Architect - Bristol - 6-Month Contract - Hybrid Location: Bristol (hybrid - 2 days per week in the office). Duration: 6 months. I'm currently recruiting for an experienced Senior Solution Architect to join a major enterprise transformation programme within the Banking & Financial Services sector. This … Project You'll be responsible for shaping secure, scalable and resilient architectures across business, application, data, cloud and integration domains. Working closely with senior stakeholders, engineering teams and technical specialists, you'll influence architectural decisions and ensure solutions meet business objectives, security standards and regulatory requirements. Key Skills & Experience ...

Senior Technical Architect Location: Mostly remote, with occasional travel to Newcastle Day Rate: £604/day, Inside IR35 Clearance: BPSS Duration: 6 Months A major public sector digital service is entering a period of discovery. The work covers the overall bereavement notification system, in particular the feasibility … notifications from a third party. It also covers the changes needed to share data beyond government departments with private sector organisations. We need a Senior Technical Architect to lead the technical discovery. Key responsibilities: Lead technical discovery activities and shape solution options Understand the existing technology landscape Identify ...

Senior Data Architect (AWS) Location: Remote Day Rate: £627 - £761/day, Inside IR35, depending on experience Duration: 6 months, extension possible Clearance: SC and NPPV3 Nationality: Single national Sector: Public A major public sector programme needs a Senior Data Architect to design and govern secure ...

Senior Solutions Architect Bristol 6 months up to £110 per hour inside IR35/Umbrella Due to the urgent nature of the role candidates must have current DV (preferred) or SC security clearance or be willing to undergo the clearance checks required for the role. Job Description … studies, and risk assessments for major design decisions. · Mentor and coach Solutions Architects and Engineers, raising capability across the community. · Represent the client at senior customer forums, technical boards, and industry events. · Support business winning, including solution strategy, bids, and proposal development. · Champion best practice, reuse, and model-based ...

Senior Platform Architect - ServiceNow Location: Remote - Anywhere in Europe Employment Type: Contract Experience: 12+ years Languages: English plus at least one additional European language (essential) The Opportunity We are working with a leading consultancy seeking an experienced Senior Platform Architect (ServiceNow) to lead enterprise-scale ServiceNow … transformation programmes for international clients. This is a strategic architecture and consulting role, working with C-suite executives, Enterprise Architects and senior technology teams to define platform strategies, governance frameworks and transformation roadmaps. The role is fully remote, and candidates can be based anywhere in Europe. Applicants must speak ...

Senior Technical Architect Location: Mostly remote with occasional travel to Newcastle Day Rate: £604/day, Inside IR35 Duration: 2 months (one-off piece of work) Clearance: SC cleared Sector: Public A major public sector organisation needs an experienced architect for a focused two-month engagement, working ...

Contract: EUC Platform Architect Location: London, 2 days a week onsite Start Date: ASAP Duration: 6-month contract Rate: Negotiable - Outside of IR35 determination Reference: 20532 We are seeking an experienced Platform Architect to lead the design and architecture of a large-scale End User Computing (EUC) platform … governance and technical leadership throughout delivery. Work closely with technical and business stakeholders to ensure successful implementation. Required Experience Proven experience as a Platform Architect or Senior EUC Architect within large enterprise environments. Strong background designing and delivering enterprise virtual desktop or digital workplace platforms. Experience with ...

Route53 ECS, EKS, Lambda S3, EFS, FSx RDS, Aurora, DynamoDB CloudWatch, CloudTrail Systems Manager AWS Organizations Control Tower Certifications AWS Solutions Architect Professional (Preferred) AWS DevOps Engineer Professional AWS Security Specialty (Good to Have) Ideal Candidate Profile Strong hands-on architect with the ability to perform discovery, assessment ...

Key Responsibilities Lead discovery workshops and infrastructure assessments for cloud transformation programs. Analyze existing on-premise and cloud environments and define modernization roadmaps. Design scalable, secure, resilient, and cost-optimized AWS architectures. Create high-level ...