Hamilton Barnes

SAP Platform Architect - Cloud & Assurance - 12-Month Contract - Hybrid (Reading, 2-3 Days Onsite) We are looking for an experienced SAP Platform Architect to join an enterprise architectural governance team supporting large-scale SAP cloud transformation programmes within a complex enterprise environment. In this role, you will provide architectural assurance and governance across SAP cloud platforms, ensuring solution designs align with enterprise standards for security, scalability, resilience, and integration. You will work closely with internal stakeholders, third-party system integrators, and architecture governance forums to review and guide solution delivery across multiple SAP cloud applications. This role is focused on governance, assurance, and architectural oversight rather than hands-on delivery. Key Responsibilities Provide architectural assurance and governance across SAP cloud platforms including SAP Ariba, Concur, Fieldglass, and SuccessFactors...

Location: London, UK Contract Type: 12-Month Contract (Inside IR35) Working Model: Hybrid (2 days onsite per week) Rate: Up to £425 per day Positions Available: 2 About the Role is hiring a Python Senior Engineer to join the Recommendations team supporting the AI Stylist experience - an AI-powered platform combining conversational AI with recommendation systems. This role focuses on building and improving customer-facing AI services, with particular emphasis on evaluation frameworks, recommendation quality, and production reliability. You will work closely with engineering, data science, and product teams to develop scalable AI-driven solutions used in live environments. Key Responsibilities Build and maintain AI-powered services using Python Design and implement evaluation frameworks for LLM-based systems Improve AI output quality through structured evaluations and testing Apply techniques such as LLM-as-a-Judge for response assessment Work with...

BASE24 Consultant- 12-Month Contract - Hybrid (Swindon/London) We are looking for senior, experienced BASE24-eps professionals across three roles - Architect, Developer, and Tester - to support a payments system modernisation programme focused on evolving the BASE24 platform and delivering a full migration from BASE24 Classic to BASE24-eps. Key Responsibilities Define and own end-to-end architecture, development, and testing for BASE24-eps systems Lead the strategy and execution of the BASE24 Classic to BASE24-eps migration, including coexistence architecture and bridge concepts Translate customer requirements into design specifications, unit test plans, and implementation strategies for Test and Production environments Design and document transaction flows across ATM, POS, and switching systems Customise BASE24-eps components and Scripting based on functional requirements Prepare and execute end-to-end ST/SIT, regression, and performance test plans; manage...

Detect Workstream Lead - 6 Month Contract - Inside IR35 - Fully Remote Contract Type: Initial 6 month contract (Inside IR35) Rate: £500 per day Inside IR35 Location: Hybrid in London Role Overview: We are looking for a Detect Workstream Lead to join on a 6-month hybrid contract based in Gloucester (2 days on-site). The role leads delivery across the Detect function within a major cybersecurity transformation programme, working across SOC, security engineering, platform, and business stakeholders to shape plans, manage dependencies, and drive detection-aligned outcomes. Note: Active SC clearance is desirable; eligibility to obtain clearance is essential. Key Responsibilities: Lead the Detect workstream across agreed scope, milestones, and delivery outcomes, defining and driving workstream plans, priorities, and implementation sequencing Coordinate stakeholders across SOC, security engineering, platform teams, and wider programme functions, driving delivery...

Akamai Security Engineer - 12 Month Contract - Inside IR35 - Hybrid in London Contract Type: Initial 12 month contract (Inside IR35) Rate: £575 per day Inside IR35 Location: Hybrid in London Role Overview: We are looking for an Akamai Security Engineer to join on a 12-month hybrid contract based in London (2-3 days on-site), with an on-call requirement. The role is responsible for implementing, tuning, and managing Akamai security solutions to protect web applications, APIs, and digital assets from evolving cyber threats, working closely with application owners, Network, Security, and SOC stakeholders. Key Responsibilities: Deploy and manage Akamai security solutions including Kona Site Defender, Web Application Protector, Bot Manager, Client Reputation, API Security, and Account Protector Configure, tune, and optimise WAF rules, rate controls, reputation-based controls, and custom security policies to reduce false positives and improve threat detection...

Tableau Administrator - 6-Month Contract (Inside IR35) - Hybrid in Glasgow We are looking for a senior Tableau Administrator with proven experience. A Tableau Administrator is responsible for managing, securing, governing, and optimising the Tableau platform (Server or Cloud) to ensure it is stable, performant, and aligned with the enterprise data strategy. Key Responsibilities: Platform Administration & Governance Security, Access & Compliance Environment & Site Management Performance & Capacity Management Extracts & Data Refresh Management Content & Lifecycle Management Monitoring & Operational Support What You Will Ideally Bring: Tableau Server/Tableau Cloud administration Tableau security model (roles, permissions) Sites, projects, and content governance Extracts, scheduling, and refresh strategies Tableau Bridge (for hybrid connectivity) Performance tuning & troubleshooting Data warehousing concepts...

OT Telemetry Specialist - 6 Month Contract - Inside IR35 - Hybrid in Warwick Contract Type: Initial 6 month contract (Inside IR35) Rate: £550 per day Inside IR35 Location: Hybrid in Warrington Role Overview: We are looking for an OT & Telemetry Specialist to join on a 6-month hybrid contract based in Warrington, UK (2-3 days on-site). The role serves as the programme's primary technical authority on outstation communications, telemetry systems, and SCADA integration, leading estate assessment and feasibility workstreams across an active operational technology environment in the utilities sector. Key Responsibilities: Act as technical authority for OT telemetry communications and SCADA integration, leading desktop-based assessment to produce a verified OT & Telemetry Asset Register using asset, GIS, and SCADA data Map end-to-end telemetry communication paths including primary, secondary, and fallback routes, and classify sites by operational and...