50 Contract IT jobs found in City of London, London

DevOps Engineer (Performance Testing) 📈 6 Months Contract + extension 💰£600 per day (Inside IR35) 📍Remote working Please note active SC Clearance is needed for the role A leading global consultancy is looking for an experienced hybrid devOps and Performance specialist to superhead critical national infrastructure projects. You will essentially ensure the resilience and scalability of a massive cloud-native environment. This is a high-visibility rol

Threat & Adversarial AI Expert 6 Months Contract + Extension 📍London Based 2 days in the office 💰£500 to £600 a day Inside IR35 A pioneering financial institution is seeking an experienced Threat & Adversarial AI Expert to join their cybersecurity team. You will act as the primary architect of safety for the firm's generative AI ecosystem, ensuring agentic capabilities remain resilient against an evolving global threat landscape. As a Threat AI Expert

AI Technical Architect6 Months Remote Contract £600 a day Inside IR35 Active Security Check (SC) Clearance is needed for this role A well-established IT solution provider is looking for an experienced AI Technical Architect to join an existing team of experts. In this highly visible role, you will act as the bridge between complex data science and robust cloud architecture-spearheading the design, governance, and delivery of enterprise-grade AI solutions.

The OpportunityOur client is recruiting for a high-impact Frontend Specialist to join the Fintech & Compliance division of a global leader in the travel-commerce and e-commerce space.In this role, you aren't just building "another website." You are the architect of the sophisticated internal tools that protect millions of global transactions. You will transform complex regulatory and fraud-prevention workflows into intuitive, high-performance analyst expe

Hiring: Network Engineer (Professional)Duration: 6-Month ContractLocation: London or Sheffield (Hybrid: ~2 days per week on-site)Level: Professional (Band P3)Are you a CCNP-level engineer with a passion for hybrid cloud environments? We are looking for a high-caliber Network Engineer to join our IT Infrastructure and Operations team for a critical 6-month project.This role sits at the heart of our Platforms team, where you'll bridge the gap between traditi

Role: Programme PlannerLocation: London, UKVetting Requirement: UK National Security Vetting capability requiredThe OpportunityOur client is looking for a detail-oriented Programme Planner to build and maintain integrated schedules that provide a clear, trusted view of delivery progress. You will be the architect of our client's master schedule, ensuring that milestones, dependencies, and risks are mapped accurately to support high-level decision-making.Wh

We are looking for a Machine Learning Engineer who excels at turning AI research into scalable, production-grade reality. You will be responsible for the "heavy lifting" building the frameworks that allow our AI models to reason, the pipelines that feed them, and the infrastructure that ensures they are fast, ethical, and cost-efficient. You will bridge the gap between Data Science prototypes and enterprise-scale deployment.Key ResponsibilitiesAI Model des

We are seeking a Lead AI Red Teaming & QA Engineer to design and execute automated adversarial testing for our enterprise Agentic AI platforms. You will move beyond traditional software QA to build continuous safety pipelines, ensuring our non-deterministic LLM agents, RAG systems, and tool integrations are secure, resilient, and compliant before production release.Key ResponsibilitiesAutomated Adversarial Testing: Build and integrate automated red teaming

Data Scientist - (Generative AI & LLMs) 📈12 Months Contract Inside IR35 📍London - 2 days a week in the office 💰£500 a day A top tier consultancy firm is currently seeking an experienced Data Scientist to join a dynamic team focused on leveraging Large Language Models (LLMs) and advanced machine learning to drive tangible business value. This is a pivotal role where you will take ownership of the end-to-end model lifecycle-from initial conceptualisati

Our client is looking for a technically skilled CAD Designer to create and maintain high-accuracy technical drawings and plans. Working alongside engineers and architects, you will be responsible for translating complex data into detailed visual representations.Mandatory RequirementSecurity Clearance:Holding Active Developed Vetting (DV) Clearance is essential for this role due to the nature of the projects.Key ResponsibilitiesTechnical Drafting: Create 2D

Currently looking for a React Front End Developer for one of our clients in London. As a Custom Software Engineer, you will be responsible for developing custom software solutions to design, code, and enhance components across systems or applications. You will use modern frameworks and agile practices to deliver scalable, high-performing solutions tailored to specific business needs. You are expected to be a subject matter expert, collaborate and manage th

Location: London, UK Role Type: Contract Duration: 6 Months Pay Rate: 250 to 270 GBP/Day via Umbrella(Inside IR 35) The OpportunityAre you a Senior Data Analyst who is tired of just "maintaining" dashboards? Our client is looking for a forward-thinking analyst to join a Global Customer Success Data Science team for a world-leading financial technology organization.This isn't a traditional reporting role. You will be part of a team that is actively embeddin

We are seeking an experienced Aftermarket Sales Consultant to support the growth of the Independent Aftermarket (IAM) by improving dealer performance, strengthening relationships with independent repairers (IRs) and garage chains, and enhancing the adoption of digital ordering and workshop systems. The role is field‑driven and focuses on structured visits, assessments, capability development, and targeted commercial activation. Skills & Experience- 5+ year

Job Title: IT Hardware Asset Management (HAM) AnalystLocation: London (Hybrid - Tower Bridge House area) Rate: £200 per day (Inside IR35) Duration: 1-year contract Hours: 8:00 am - 5:00 pmThe RoleWe are seeking a detail-oriented IT Hardware Asset Management (HAM) Analyst to join a large-scale enterprise environment. You will take ownership of the full hardware lifecycle-from procurement and deployment to refresh and e-waste-for assets including PCs, iPhone

Technical Architect (Investment Systems)Rate: £800 - £886 per day (Umbrella)Location: London (Hybrid - 2 days per week in office) Duration: 6-month contract Domain: Investment Technology (PMS, IBOR, ABOR)The MissionWe are seeking a seasoned Technical Architect to lead the evolution of a critical investment systems landscape. The RoleYou will be responsible for the front-to-back architectural integrity of the platforms, ensuring seamless integration between

Data Governance Analyst - Contract - Outside IR35I am currently looking for a strong Data Governance Analyst. My client is looking to get someone started to help implement and manage core Data Governance processes.As a Data Governance Analyst you will have knowledge of Data Governance best practices and have the ability to support the rollout of a new data governance framework. The client is in the process of ensuring data is governed in line with their Da

Job Title: Technical Operations Manager Location: EMEA (Stockholm / London preferred) | Flexible / RemoteThe Role We are looking for a highly motivated Technical Operations Manager to be the linchpin of our creator payment systems. What You'll DoServe as the central point of contact for complex creator payment, tax, and onboarding escalations.Manage and prioritize technical support queues (e.g., Jira), diagnosing "unpayable" statuses and system errors.Util

Job Opportunity: Network Design Specialist (Special Projects)We are looking for a Network Design Specialist to join our Mobile Networks team. You will be responsible for creating bespoke RAN solutions for complex environments like stadiums, transport hubs, tunnels, and major events. The RoleDesign: Develop site-specific 4G/5G RAN and DAS solutions. Technology: Identify appropriate transmission and capacity requirements, including Neutral Host and Femto pro

Product Data ScientistLocation: Remote - UKType of role- 6 Months contract with potential extensionPayrate - £498 - £679 Per Day Inside IR35We're hiring a Data Scientist to join a globally recognised audio streaming platform, supporting their experimentation and analytics ecosystem. This is a fantastic opportunity to work on a high-impact product used to power A/B testing and data-driven decision-making at scale.This role sits within a fast-paced analytic

Senior C# / .NET Developer | Financial Services (Risk & Securities Lending)Location: London (Hybrid)Role Type: 6 Months Contract, Rate: 585/day inside IR35Are you an expert in C# / .NET with a deep understanding of the mechanics behind Risk Management or Securities Lending? We are looking for a Senior Developer to join a leading global financial institution, building high-performance systems that drive critical trading and financing workflows.The Opportuni

SAP S/4HANA Project Manager | £600-£700pd | Outside IR35 | UK & Iberia Migration A global leader in sustainable packaging and recycling is seeking an elite SAP Project Manager to spearhead a high-stakes migration. This isn't just a technical rollout; it's a strategic unification of UK and Iberian operations.You will lead the charge in decommissioning legacy systems (MS Dynamics NAV/ECC) and implementing a standardized S/4HANA template that will serve as th

AI Solution Architect (AIPX & Balance Sheet Management) Role OverviewAs an AI Solution Architect, you will be the technical visionary leading cross-functional engineering teams to design and build data-intensive platforms and AI-powered solutions. You are responsible for the architectural integrity of the end-to-end data and AI lifecycle-specifically for Balance Sheet Management (BSM)-ensuring that models move seamlessly from ingestion and research into sc

Role: Enterprise Architect (DV Cleared)Type: 12 Months ContractLocation: London, UKWorking Model: Hybrid (3 days per in office)Payrate: 600 - 700 GBP/day on Inside IR35 on Umbrella About the Role: We are looking for a proven Enterprise Architect who is experienced in navigating complex organizations. You will play a critical role in producing production-ready High-Level Design (HLD) and Low-Level Design (LLD) technical architecture models.Essential Require

Role: ML LeadType: 12 Months ContractLocation: London, UKWorking Model: Hybrid (2 days per week in office)Payrate: 400 - 500 GBP/day on Inside IR35 on Umbrella The Role: We are seeking an ML Lead to manage our team and spearhead the design and deployment of cutting-edge Agentic Systems and LLM applications.Key Responsibilities:Team Leadership: Manage the ML team and collaborate with data scientists, software engineers, and business stakeholders.LLM & Agent

Java Backend Developer (Booking & Messaging)Rate: £625/day (Inside IR35) | Duration: 6 Months | Location: London (Hybrid)The RoleJoin a high-performance eBond Booking and Messaging team managing a complex trading platform. You will build and adapt trading workflows , ensuring seamless connectivity to external exchanges and managing trade booking systems. The environment features a modern microservices architecture, reactive programming, and a fully automat

Senior ERP Tester (Contract)Role: Senior Tester (ERP focus)Rate: £300 - £500 per day (Outside IR35)Duration: Mid/End March 2026 - October Location: Largely Remote (UK-based / UK Hours) The OpportunityWe are seeking a high-caliber, Senior Tester to join a major enterprise-level ERP implementation. This role is ideal for a self-starter who thrives in complex environments and possesses a deep understanding of Oracle Fusion Finance. You will work closely wit

Role : Forward Deployed Engineers Location : London, UKType : Contract Inside IR35 Job Description: OverviewSeeking a hands-on AI Native Software Engineer to design, build, and deploy production-grade AI-driven systems within enterprise environments. The role focuses on implementing agent-based workflows, integrating AI platforms, and delivering scalable cloud-native solutions.ResponsibilitiesAI Agent Engineering Design and implement AI agents, including:

Infrastructure Technical Project Manager (DV Cleared)Location: London (4-5 days per week on-site) Duration: 12-Month Contract Are you an experienced Infrastructure Project Manager with active DV Clearance? Do you excel at bridging the gap between technical engineering teams and senior stakeholders in high-assurance environments? If so, we want to hear from you. We are seeking an Infrastructure Technical Project Manager to lead the end-to-end delivery of s

Location: London (Hybrid: 3 Days Office / 2 Days Remote) Type: 6-Month Initial Contract (Potential for extension) Language Requirement: Professional Fluency in Spanish and EnglishThe RoleAre you a process-driven operations professional with a "compliance-first" mindset? Our client is seeking a high-caliber Operations Manager to lead the execution of a critical Go-to-Market (GTM) strategy for the Spanish market.This is not a standard operations role. Follow

We are seeking two experienced and versatile Business Analysts to play a pivotal role in the early stages of two high-profile initiatives: Direct Valuations and the development of a comprehensive Portfolio Management System (PMS). This is a unique opportunity to shape the future operating model of our private markets investment platform.Key Responsibilities:Strategic Discovery: Lead extensive discovery phases to capture "as-is" states and define clear "to-