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Contractor 90
Information Technology Barnet

90 jobs found in Barnet

CL
Sep 11, 2026  
Snowflake Data Architect - Wembley (5 days a week on-site)
Job Title: Snowflake Data Architect - 5 DAYS A WEEK ON-SITE Day Rate: £600-£700 per day Location: Wembley London - 5 days on-site Our client, a well-established and diversified multinational organisation, is seeking a Snowflake / Data Architect to join their team. Skills Solid experience in Data Engineering or Data Architecture, with solid experience in specialising in Snowflake platform design and governance. Data Architecture: Mastery of Data Warehouse design methodologies - Inmon, Kimball, and Data Vault 2.0 - with the judgement to apply the right pattern for the right use case. Technical Skills: Expert SQL and Python; hands-on experience with dbt (data build tool) or equivalent transformation frameworks. AWS Integration: Solid understanding of AWS IAM, S3 data lake patterns, and PrivateLink for cross-cloud data connectivity. AI Readiness: Practical experience architecting data infrastructure for AI/ML consumption - vector databases, embedding stores, and RAG pipeline...
IR35 Status:
Unknown Status

CV-Library Wembley, London Contractor
CL
Sep 11, 2026  
Robotics Software Engineer
Robotics Software Engineer – Contract Location: London – Hybrid / Remote Duration: 3 months Rate: Flexible Sector: Robotics & Automation Opportunity Overview An innovative robotics and automation business is looking for a Robotics Software Engineer to join its engineering team on an initial 3-month contract. You’ll work across a modern ROS 2 Jazzy robotics software stack, developing and deploying software that controls industrial robotic systems used in real-world manufacturing environments. This is an opportunity for a strong software engineer with practical robotics exposure to work alongside robotics developers, controls engineers and product engineers, with your work being deployed directly onto physical robotic systems. The ideal candidate will be available immediately and able to hit the ground running within an existing codebase. On-site working in East London is preferred, although hybrid and remote applications will also be considered. Key Responsibilities...
IR35 Status:
Unknown Status

CV-Library E17, Central Parade, Greater London Contractor
CL
Sep 18, 2026  
Senior Machine Learning Engineer
Senior Machine Learning Engineer £60,000 | 12-month FTC | West London | Hybrid – 2 days onsite An opportunity for an experienced Machine Learning Engineer to build, deploy and operate production-grade machine learning systems at scale. This is a hands-on ML Engineering role rather than a GenAI-focused position. You'll work across the full machine learning lifecycle, from model development and training through to pipelines, deployment, serving, monitoring and ongoing optimisation. The role * Designing, training and optimising machine learning models using TensorFlow * Building and maintaining scalable ML pipelines using TFX * Deploying and serving models within production environments * Monitoring and maintaining ML systems to ensure reliability and performance * Working with large-scale structured and unstructured datasets * Contributing to experimentation and continuous model improvement * Collaborating with engineering, data and product teams to deliver...
IR35 Status:
Unknown Status

CV-Library W1, Marylebone High Street, Greater London Contractor
CL
Sep 13, 2026  
Data Architect
Contract Data Architect - London Market Insurance Insurance client looking for a Contract Data Architect. You will have strong London Market experience as well as Databricks. Any experience in Acord, CDR, Lloyd's data and Mongo DB Hybrid working
IR35 Status:
Unknown Status

CV-Library EC3, Broad Street, Greater London Contractor
CL
Sep 12, 2026  
Data Integration Architect
Data Integration Architect Hybrid - 1 day per week in various locations in the South i.e. London, Bristol £640 per day inside IR35 6 month contract Active SC clearance Are you an experienced Infrastructure Engineer or Solution Architect with expertise in HVR and Oracle Cloud Infrastructure (OCI)? We're looking for a specialist to play a key role in delivering a secure, cloud-based data integration solution for a high-profile government programme. Working within a secure environment, you'll be responsible for designing and implementing an HVR-based data replication solution, enabling the migration of legacy Oracle data feeds into a modern Oracle Cloud Infrastructure landing zone. This is an opportunity to work on a complex, business-critical programme with a strong focus on cloud architecture, data integration and security. The Role You'll be responsible for designing and delivering a secure HVR integration capability, ensuring data can be replicated reliably from legacy...
IR35 Status:
Inside IR35

CV-Library West End, London Contractor
CL
Sep 12, 2026  
Finance Process Transformation Lead - SAP S/4HANA
Interim Finance Process Transformation Lead - SAP S/4HANA £1,250 per day - Outside IR35 Interim - Approx 12 Months Hertfordshire We are partnering with a major FTSE-listed organisation on a significant Finance Transformation programme as it prepares for the next stage of its journey towards SAP S/4HANA. We are looking for a highly experienced Finance Process Transformation Lead to lead a critical discovery, assessment and roadmap phase across Record-to-Report (R2R/RTR), Order-to-Cash (O2C/OTC) and Procure-to-Pay (P2P/PTP). This is not a general Transformation, Change, PMO or SAP implementation role. We specifically need someone who has previously led a comparable Finance Process Transformation within a major SAP S/4HANA programme and can demonstrate this clearly. The role - Working closely with senior Finance and Transformation leadership, you will: - Lead discovery and diagnostic activity across Finance processes, systems and data. - Assess current-state processes and...
IR35 Status:
Outside IR35

CV-Library Hertfordshire, UK Contractor
CL
Sep 18, 2026  
IT Service Improvement Manager
IT Service Improvement Manager London - 5 days per week onsite (initially) Day rate - to be negotiated 6-month contract We are representing a well renowned company in the midst of transformation and change who are looking for an IT Service Improvement Manager to join their collaborative team. As the IT Service Improvement Manager, you will help tackle and improve a number of IT service challenges that have impacted end-user experience across areas including AV technology, printing, end-user computing, and workplace IT services. You will act as the focal point for identifying service issues, driving improvements, co-ordinating stakeholders, and ensuring quality experience for senior business leaders and end users. Key responsibilities: Conduct comprehensive assessments of current IT service issues Monitor service performance and implement continuous improvement initiatives Build relationships with senior stakeholders, executive assistants, and business leaders to understand...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Sep 18, 2026  
Test Manager (SC Cleared)
Data Test Manager / QA Lead Telford (Hybrid - 2 days onsite a month) 6-month contract with extension potential Active SC Clearance required We are looking for an experienced Data Test Manager / QA Lead to provide quality assurance governance across a portfolio of complex data and technology projects. You will be responsible for ensuring testing standards, best practices, and quality processes are consistently applied throughout the project lifecycle. Key Responsibilities: Define and review Test Strategies and Test Completion Reports Provide test governance and quality assurance across multiple projects Monitor testing progress, quality metrics, risks, and issues Support and mentor Test Leads and QA Engineers Drive continuous improvement and best practice adoption Work closely with delivery teams and stakeholders to ensure successful outcomes Contribute to resource planning, recruitment, and capability developmentRequired Experience: Proven Test Manager or QA Lead experience...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Sep 18, 2026  
Mainframe Datacom Engineer (Spanish Speaking Preferred)
Job Title: Mainframe Datacom Engineer (Spanish Speaking Preferred) Location: remote End Date: 30-Nov-26 (will be extended) Rate: £570 - £573 Role Purpose: HSBC is seeking an experienced Mainframe Datacom Engineer to support and enhance critical banking applications running within our IBM Z mainframe environment. This role will be responsible for the administration, support, optimisation, and modernisation of Broadcom Datacom databases that underpin key business and customer services. The successful candidate will work closely with application development teams, infrastructure engineers, database administrators, and regional stakeholders to ensure the stability, security, resilience, and performance of Datacom-based solutions. Given collaboration with teams across Spain and Latin America, Spanish language skills are highly desirable. This role presents an exciting opportunity to contribute to the continued evolution of HSBC's strategic mainframe estate while supporting...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Sep 18, 2026  
DevOps Engineer - SC Clear
Your new companyYou will be joining a secure engineering environment supporting the operation, maintenance and continuous improvement of a business-critical platform and its associated services. The role sits within an established engineering team responsible for ensuring the reliability, availability, security and performance of systems operating within a secure operational environment. Your new roleAs a DevOps Engineer, you will support platform infrastructure, deployment pipelines and live services across AWS-hosted environments. Working closely with development, support and platform teams, you will help maintain operational stability while contributing to automation, infrastructure improvements and service resilience. Key responsibilities Support AWS-hosted infrastructure and platform services. Maintain and develop Infrastructure as Code solutions using Terraform. Support Docker-based applications across development, test and production environments. Assist with CI/CD...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Sep 18, 2026  
Network Architect
Network Architect - SC cleared +6 months + +Fully remote working +SC cleared role +Sole British national only - due to nature of the project +Inside IR35 +£75 - £80 ph Skills: +Aruba +HLD / LLD +SC clearance - current active clearance Role Responsibilities Architect network solutions and technically lead their implementation Working closely with the wider architecture team to develop solutions Technically lead network projects, ensuring that the customer's requirements are met Provide assistance and support on architectural/technical issues to other team members as required, whilst sharing technical knowledge and experiences Create Blueprint, High and Low Level Design documentation for network solutions and guide these through internal and customer approval processes Create hardware Bill of Materials to meet solution requirements Gain and maintain a working knowledge of the Portfolio of network Products and Services, promoting this with the customer and encouraging...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Sep 18, 2026  
Solution Architect / PLM / Retail
Solution Architect / PLM / Retail - London £600 - £650 per day (Outside IR35) Solution Architect / PLM / Retail - London My client is an industry leading Retail business based in London, they are looking for an experienced Solution Architect to join their organisation on a 6 month contract. You'll be responsible for shaping a new PLM / Product Lifecycle Management solution for the business as part of a wider technology modernisation programme. You must have previous experience working as a hands on Solution Architect in the retail sector, with previous experience working on PLM / Product Lifecycle Management projects. You must have proven and hands on solution architecture experience, working as part of a tight-knit project team. £600 - £650 per day (Outside IR35) Solution Architect / PLM / Retail - London
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Sep 18, 2026  
Technical Architect
Technical Architect - Composable Commerce 6-Month Initial Contract | £800/day max | Inside IR35 Remote We're looking for a highly experienced, hands-on Technical Architect to provide technical leadership for a strategic composable eCommerce platform supporting a major retail and optical client. The role combines architecture, engineering leadership and production support, with a strong focus on commerce tools, MACH architecture, TypeScript/Node.js and Microsoft Azure. You'll play a key role in transitioning technical ownership from an incumbent supplier while driving platform reliability, continuous improvement and engineering best practice. The Role You'll be responsible for: Providing senior technical leadership across production support, incidents, defects, changes and enhancements Acting as the senior escalation point for complex technical issues and major incidents Leading root cause analysis and driving permanent, high-quality fixes Reviewing architecture, technical...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Sep 18, 2026  
Senior Data Scientist
Our award-winning global SaaS client is seeking an experienced, hands-on Senior Data Scientist covering International (UK and CA) run-the-business analytics and data science. You will be the sole senior owner, keeping revenue visibility, regulatory reporting, and the current model suite running. This role is a 6 Month contract, Hybrid working – potential to extend. You will work closely with product, marketing, engineering, business development, compliance, and member support. This role suits an operator who takes over existing BAU and runs it end to end with minimal hands-on support, staying reliable under real deadlines. Responsibilities * Monitor the International revenue baseline across the UK and CA. Investigate anomalies and give early warning on revenue movement * Support partner monitoring and escalations: new offer setup, lookalike and recommender admin, partner click-report fixes, and partner ranking changes * Run email campaign and performance monitoring:...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Sep 18, 2026  
Interim Technology Services Manager
I am currently working with a Charity who are seeking an Interim Head of Technology Services who will manage the support function within the organisation and help with service improvement projects. You will ensure the core central technology operations run smoothly. This role manages an IT Outsourcer and other suppliers as well as ensuring the provision of devices, telephony and local equipment is robust. You are responsible for our cybersecurity and ensuring that applications run by other teams are safe and fit for purpose. The role is for 12 months on a fixed term contract paying £65-70k. It is hybrid, based 2-3 days in Central London. Responsibilities: Deliver a high-quality IT support function through effective contract management of the IT Outsourcing company and ensuring relevant internal procedures are in place. Manage other IT supplier relationships including for telephony services, ensuring they deliver to contracted obligations and provide good value for...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Sep 18, 2026  
Principal Oracle DBA
Principal Oracle DBARate: £600 per day Location: Remote with occasional travel for workshops and meetings Contract length: 6 months IR35 status: Inside IR35 Clearance: SC clearance must be obtainable Your new company, you will be supporting a major public sector organisation on the modernisation, maintenance and ongoing enhancement of critical Oracle database platforms hosted within AWS. These environments support a range of enterprise Oracle applications and services, requiring a highly skilled DBA capable of balancing operational excellence with ongoing transformation initiatives. Your new role We are seeking an experienced Principal Oracle DBA to help drive the evolution of database services towards a mature DevOps operating model.Working within a multidisciplinary Agile team, you will focus on automation, continuous delivery, monitoring and operational improvements while ensuring Oracle database environments remain secure, stable and highly available.You will provide...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Sep 17, 2026  
Tooling Lead
Technical Tooling Lead (Alation & Profisee) Location: London, UK Hybrid Working: 3 days per week onsite Inside IR35 : £500.00 - £550.00 pd The Opportunity We're looking for an experienced Technical Tooling Lead to drive the end-to-end implementation and rollout of Alation and Profisee within a major enterprise data transformation programme. This is a highly visible role that combines programme leadership, stakeholder management, and technical oversight. You'll work across business, technology, data governance, and vendor teams to deliver strategic data management capabilities that support governance, metadata management, and master data management initiatives. Key Responsibilities Delivery Leadership Lead the planning, resourcing, and delivery of Alation and Profisee implementations. Develop and manage project plans, roadmaps, milestones, dependencies, and release schedules. Ensure delivery aligns with business objectives, governance requirements, and programme...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Sep 17, 2026  
Application Developer
Application Developer (DevOps) Location: London (Hybrid) / Remote within the UK UK Citizen status with 5 years UK residency and currently based in the UK Duration: 12 months UMBRELLA ONLY If you're a DevOps-minded Application Developer who enjoys shaping reliable platforms and improving how teams deliver, this is a great opportunity to support nationally critical work with a reputed client. You'll join a team focused on environment management, development and maintenance, and Java feature development and testing-making a real impact for public sector infrastructure. What you'll be doing: * Configure and support infrastructure, middleware, and applications using Ansible * Develop and maintain solutions using Python and AWS cloud services * Support CI/CD through GitLab pipelines * Carry out day-to-day UNIX administration and scripting using Bash * Work with RHEL operating systems to keep environments stable and performant * Contribute to development and testing using...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Sep 17, 2026  
Payments Project Manager
Payments Project Manager (SWIFT) - £850 Per Day – 6 Months – Investment Banking   Overview: A global Investment Banking organization are searching for an experienced Payments Project Manager with experience working on SWIFT. This role is to join one of the clients growing teams in London on a hybrid basis.   Role & Responsibilities: Lead end-to-end delivery of assigned medium-large IT programmes/projects from initiation through to implementation and closure. Manage project scope, schedule, budgets, resources and RAIDs in accordance with governance standards and prepare associated project artefacts. Coordinate cross-functional teams including Technology, Operations, Compliance, Risk, Information Security, Architecture and Business stakeholders, building relationships across multiple offices and regions Managing internal and external resources in a matrix organisation project structure. Work with business sponsors, PMO and HO liaison teams to build out business cases/ROI...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Sep 17, 2026  
Senior Data Architect | Contract | Inside IR35 | £800-1000pd | London (Hybrid)
Senior Data Architect | Contract | Inside IR35 | £(Apply online only)pd 📍 London – Hybrid (3 days onsite) 📅 Initial 6-month contract I'm working with a major UK organisation looking for a Senior Data Architect to help shape the evolution of a large-scale, cloud-based data ecosystem. This is a senior but technically hands-on architecture role, working across complex distributed data platforms and influencing architecture direction across multiple engineering and data teams. Key experience: Enterprise-scale Data Architecture AWS cloud data platforms Spark / PySpark / Python Airflow & ELT/data processing Data Lakehouse & Data Products Streaming / Event-Driven Architecture Data Governance Architecture standards, patterns & technical design reviews Experience with delivering data architecture that enables ML/AI platforms essentialThis isn't an ivory-tower architecture position. We're looking for someone with deep engineering credibility who can operate at both technical...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
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