23 Contract jobs found in City of London, London

Forward Deployed Engineer (AI & Full-Stack)📍Remote (UK-based)📃6-Month Initial Contract 💰£60 per hour (Umbrella) Inside IR35 Stack: Go, React / TypeScript, GCP (Cloud Run, Pub/Sub), PostgreSQL, Automated AI WorkflowsA well established firm is looking for a hands-on Forward Deployed Engineer to join a fast-growing global team developing an intelligent automation platform for enterprise finance operations (Contract-to-Cash).This isn't an isolated product-d

Deskside Support Engineer (Laptop Migration Project)Location: Central LondonModel: 100% On-site (5 days/week)Contract: Inside IR 35About the RoleWe are hiring a customer-focused Deskside Support Engineer for a large-scale laptop migration and workplace transformation project in London. You will deliver hands-on, high-touch support to ensure smooth device upgrades and minimal business downtime.Key ResponsibilitiesDevice Provisioning: Perform laptop setup, i

Hiring: BI Architect - Oracle Analytics & Access📍 Location: London (Canary Wharf)⏳ Duration: 12-Month Contract💼 Workstream: Finance / Operations Reporting ModernisationAre you an experienced Solution Architect / Lead Engineer with deep expertise in Oracle Analytics, Python, and legacy Access modernization? We are looking for a hands-on Lead Architect to drive the end-to-end migration and modernization of an enterprise Microsoft Access & Oracle reporting

Randstad are recruiting for a Senior Highways Design Engineer to join a reupatable highways contractor based in Central London (Zone 1) where the delivery and design team are co-located. The role will be varied and all-encompassing and will include a mix of hands-on highways design work and technical support to other members of the in-house design team. Candidates must have good, detailed design experience with a solid background on highway design project

Software Engineer - High-Performance Java / Low LatencyRole Type: Contract (Inside IR35)Location: London, UK (Hybrid - 3 days per week in-office)OverviewWe are looking for a specialist High-Performance Java Engineer to join our team in London, focusing on the expansion of Agency Liquidity based on Principal Risk. In this role, you will work closely with CRB to drive key EMEA and US regional projects, developing low-latency, event-driven trading platforms.C

Role: Senior Android EngineerType: Contract (InsideIR 35)Mode: RemoreJob DescriptionSenior Android Engineer - Core Experience, Soul (Contractor); builds in-app messaging and social platforms.Direct/Indirect Management: Indirect only (cross-team project lead/mentoring).Top 3 Hard Skills: Kotlin/Android (8+ yrs), Agentic tools (Cursor/Claude), Real-time sync & API performance.Top 3 Soft Skills: Collaboration, Team-first mindset, Safety/privacy-by-design thin

Position Title: C-CURE Engineer (Software Engineer Advisor)Contract Type: Contract (Inside IR35)Location: London, UK (3 days onsite per week)Job Overview:Client & Project: We are seeking a talented professional to join our Consulting team and contribute to the Holding - Pharaoh project.Key Responsibilities:Strategic Advisory & Optimization: Advise organizations on enhancing software engineering operations to boost productivity and implement cutting-edge e

Role: Junior Software EngineerLocation: London, UK (Hybrid)Hours: 8:00 AM - 5:00 PM | Duration: 6- 12 Month ContractAbout the RoleWe're looking for a bright Junior Engineer to join our London team. You'll build reliable apps, solve real-world tech puzzles, and help automate recurring bugs to keep our systems stable.Mandatory SkillsNode.jsPythonAngularReactMySQLWhat You'll DoBuild & Debug: Write clean, secure code using Node.js/Python, React or Angular, an

Role: Senior AI EngineerType: 3‑Month Contract (ASAP Start)Location: Remote (UK or European time zone match)My client, a leading global financial institution, is seeking a Senior AI Engineer to join the AI Center of Excellence within their Emerging Technology Group. Working on core enterprise initiatives, you will design, develop, and deploy production-grade Generative AI workflows and build critical backend security guardrails across the organisation.Key

Senior iOS Engineer (Contract)Type: 6 Month Contract with Potential extension - Inside IR35Location: United Kingdom - RemoteThe OpportunityWe are looking for a Senior iOS Engineer to join our Core Experience team. In this role, you will build trusted family experiences (Managed Accounts, parental controls, shared listening) while maintaining the foundational platform stacks-main layout, navigation, and settings-that squads across the app rely on to ship r

Randstad is seeking a Site Engineer to join a highly reputable contractor on a highways/ landscape scheme in North London near Tottenham.Previous experience working on highways contracts (eg National Highways / TFL) is highly enouraged. This role is an IMMEDIATE START paid via CIS and expected to last 3-4 Months.Scope of work will include roadworks and surfacing schemes, drainage and landscaping. Responsibilities:Support the Senior engineer in daily subcon

Electrical Project Engineer needed to assist my client on a long term rail framework based in London. The roles will continue for up to 18 months and there is always the option of going onto another project after if you are getting on well. My client is a well known principal contractor who require someone who can carry out the Project Engineering role looking after procurement, design and working closely with the Construction Manager through delivery and

Randstad is seeking a Section Engineer to join a reputable main contractor on a land development scheme in North London near Tottenham.This role is paid via CIS and expected to last 3 months.Scope of work will include earthworks, landscaping, drainage,urban realm improvement and walking / cycling paths.Key Responsibilities:Subcontractor Management: Direct daily subcontractor operations, enforce RAMS/ITPs, verify resource levels, and run daily coordination

Google Cloud Engineer - GCP Networking SpecialistMy global IT consultancy require and experienced hands-on Google Cloud Networking Engineer who specialises in GCP networking to join their team in London working for a financial organisationYou'll design, build and operate the provisioning engine that turns intent into standardized, compliant networking resources (VPCs, subnets, policy, routing and private connectivity endpoints) at enterprise scale. Workin

Senior Full-Stack Engineer (Node.js / React)Engagement: 6-12 MonthsLocation: London, UKWorkmode: On-Site - 5 daysStack: Node.js, React, TypeScript/JavaScript, Python (Plus)The RoleJoin a nimble, global 6-person DevOps team owning the full lifecycle-from architecture to production support-for platforms powering global data center operations. Key ResponsibilitiesHigh-Throughput Telemetry: Scale a pure Node.js pipeline processing 20M+ metrics/day.Modernizatio

I'm looking for an experienced Site Agent to join my client, a rail/civil engineering contractor who are working on a large rail framework based in the Kent with occasional travel into London. The ideal candidate will need to have access to a car but you will not need to use it every day.You will need previous rail civils experience. Project experience includes rail station upgrades, embankment stabilisation, drainage, earthworks, concrete structures, brid

Sr. Juniper Network Architect Our global communications client is looking for a hands-on Senior Architect/Engineer for a highly technical, customer-facing role providing post‑sales, on‑site technical support for Juniper Networks products/solutions. This role partners closely with our client's Network Engineering, Architecture, and Operations teams to ensure high availability, scalability, and operational excellence across large‑scale service provider netwo

I am currently sourcing for a high-impact Senior Information Security Analyst role to support cyber governance, risk management, and control execution across core business functions. Operating within a high-assurance, regulated environment, this position will drive cyber risk assessments, manage security issues, and collaborate closely with cross-functional stakeholders.Quick Snapshot:Role: Senior Information Security AnalystSetup: Contract (5 Months) | In

Cyber Security LeadLocation: London, Birmingham, or SheffieldWorking Pattern: Hybrid (3 days a week in the office)Contract Length: 6-month contractPay Rate: £232 per day (PAYE) or £310.50 per day (Umbrella)Security Clearance: Not requiredAbout the RoleA Cyber Security Lead is required to join a commercial banking division on a 6-month contract.The successful candidate will help safeguard systems, protect customer data, and ensure full compliance with finan

Role Overview: Infrastructure Design LeadContract Duration: 6 Months (Inside IR35)Location: London, UK (100% On-site / 5 Days per Week)Security Clearance: Active DV (Developed Vetting) Clearance is mandatoryPosition SummaryWe are seeking an experienced Infrastructure Design Lead to direct a team of infrastructure engineers in architecting, deploying, and optimizing robust enterprise-grade environments. In this role, you will act as the technical authority

Overview:We are looking for an experienced Network Engineering Specialist (4G ESN / Mobile RAN Performance SME) to shape mobile RAN strategy and optimize critical, high-availability networks. Operating in the 4G Emergency Services Network (ESN) domain, you will lead end-to-end performance analysis, troubleshoot complex protocol traces, and drive network fixes across enterprise mobile infrastructure.Key Responsibilities:E2E Performance & Root Cause Analysis

2nd Line IT Support Analyst - Contract - Inside IR35I am currently looking for a strong 2nd Line IT Support Analyst. My client is looking to get someone started to help deliver and support end user and workplace technology across their offices.As a 2nd Line IT Support Analyst you will act as a trusted partner and relationship manager for business users, serving as the face of enterprise technology while supporting desktop, mobile, collaboration and workpla

Role Title: Validation Operations Support Coordinator (listed as Program Manager / Operations Manager)Contract Duration: 6-month contract (possibility of extension based on performance/business needs, but no guarantees)Location & Work Setup: Hybrid / On-site.Primary Depot: West London (Acton / North Acton)Secondary Depot: East LondonCorporate Office: Central LondonExpectation: Minimum 2-3 days/week at the depot for vendor relationship building and ops alig