Freelancer UK
  • All Jobs
  • Outside IR35
  • Agencies
  • Post a Job
  • Pricing
  • Guides
  • Sign in
  • Sign up
  • All Jobs
  • Outside IR35
  • Agencies
  • Post a Job
  • Pricing
  • Guides

Email me jobs like this

Email me jobs like this
Refine Search
Search within
50 miles
10 miles 20 miles 50 miles 100 miles 200 miles
Refine by Categories
Education 1061 Construction 701 Engineering 159 Other 102 Transportation 100 Admin-Clerical 86
Health Care 79 Distribution-Shipping 76 Supply Chain 76 Warehouse 76 Manufacturing 68 Management 66 Accounting 50 Facilities 47 Marketing 44 Finance 34 Nonprofit-Social Services 34 Government 31
More
Refine by Job Type
Contractor 45
Information Technology Unknown Status Watford

45 jobs found in Watford

CL
May 02, 2026  
Senior QA Analyst
Senior QA Analyst** (Contract) Duration: 6 Months (Possibility for extension) Location: London/Hybrid (3 days per week on site) Rate: A highly competitive Umbrella Day Rate is available for suitable candidates Role Profile We are seeking a highly skilled Senior QA Analyst with deep hands‑on experience testing Third‑Party Management (TPM) platforms and related risk, compliance, procurement, or vendor‑governance systems. This role requires close collaboration with product, engineering, vendor‑management teams, and external partners to ensure high‑quality, stable, and compliant solutions. Key Responsibilities: Create, maintain, and execute detailed test plans, test cases, and test scripts. Perform hands‑on testing including functional, regression, integration, UI/UX, workflow, and basic API testing. Validate data flows, business rules, and system behaviour across complex workflows. Maintain and update test artefacts including test plans, test cases, and regression packs in...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
May 02, 2026  
SAP Integrations Lead
Job title: SAP Integrations Lead Contract: 3 months (possibility of extension) Location: London (Hybrid) As the Integrations Lead, you will provide a critical role for ensuring the success of a complex and large-scale SAP Finance Transformation within a major British multinational retailer. You will shape, plan, and deliver all Integration aspects of the Programme, enabling the migration of Finance capabilities from ECC to S/4HANA, and the decoupling of non-Finance capabilities to other business systems. You will provide strategic leadership to ensure alignment in solution, delivery, and assurance of 100's of integrations in and out of S/4HANA and the phased cutover of integrations in and out of ECC to enable its eventual decommission. This role demands a hands‑on delivery leader with strong technical competence, outstanding foresight, and the ability to navigate sophisticated, high‑risk environments. You will foster collaboration across engineering, product, finance,...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
May 02, 2026  
Lead Techno‑Functional Business Analyst
Deutsche Bank is a global banking business with strong roots in Germany and operations in over 70 countries. Their large but focused footprint gives an established position in Europe plus a significant presence in the Americas and Asia Pacific. There are four business divisions: the Corporate Bank, the Investment Bank, the Private Bank and the Asset Manager DWS. There are also a number of highly skilled functions performing key management tasks. 'Together we're sharing new perspectives and transforming what it means to be a bank.' AMS is a global workforce solutions partner committed to creating inclusive, dynamic, and future-ready workplaces. We help organisations adapt, grow, and thrive in an ever-evolving world by building, shaping, and optimising diverse talent strategies. We partner with Deutsche Bank to support their contingent recruitment processes. Acting as an extension of their recruitment teams, we connect them with skilled interim and temporary professionals,...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
May 02, 2026  
Data Scientist
Senior Data Scientist / Product Analyst II - Engineering Platform Location: London, UK (Hybrid) The Mission Behind every global streaming giant is a massive engine of internal tools and infrastructure. We are looking for a data expert to join our Platform Insights team. Your "customers" aren't the end listeners-they are the hundreds of world-class engineers building the applications used by millions. Your goal is to optimize the developer experience, ensuring our internal systems are fast, stable, and scalable. What You'll Do Drive Product Strategy: Partner with Product Managers and Engineers to define what "success" looks like for internal developer tools and cloud infrastructure. Full-Stack Analytics: Define key metrics, build robust datasets, and create high-impact dashboards (SQL/Python). Exploratory Research: Deep-dive into technical logs and user behavior to identify friction in the software development lifecycle. Influence Change: Communicate technical insights to...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
May 02, 2026  
Business Analyst | 11808-1
Job Title: Business Analyst (SAP Migration - 6 Month Contract) Location: London (1 day per week in office) Duration: 6 Months Working Hours: 37.5 per week Role Overview We are seeking a high-autonomy Business Analyst to drive the discovery phase of a critical SAP Migration programme. This role is focused on translating complex business needs into actionable requirements while ensuring seamless alignment across Product, Engineering, and Operations. The ideal candidate is a hands-on practitioner capable of owning the Product Requirements Document (PRD) lifecycle from initial "As-Is" mapping to final "To-Be" sign-off. Key Responsibilities Discovery & PRD Ownership: Lead end-to-end documentation including process flows, service blueprints, user stories, and non-functional requirements. Stakeholder Management: Independently facilitate workshops to clarify scope, manage dependencies, and secure formal sign-off from cross-functional leads. Value Delivery: Define and track...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
May 02, 2026  
Power Platform Developer
Power Platform Developer** (Contract) Duration: 6 Months (Possibility for extension) Location: London/Hybrid (3 days per week on site) Rate: A highly competitive Umbrella Day Rate is available for suitable candidates Role Overview As a Power Platform Developer, you will be instrumental in developing and integrating applications using Microsoft Power Apps and Power BI. Your role will involve collaborating with cross-functional teams to design, implement, and maintain solutions that streamline our operations and improve decision-making processes. Key Responsibilities: Develop high-quality applications using Power Apps (Canvas and Model-driven approach). Integrate Power Apps applications with Azure services to enhance functionality and performance. Collaborate with stakeholders to gather requirements and translate them into technical specifications. Create and maintain Power BI dashboards and reports to provide actionable insights. Work on API integrations to connect various...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
May 01, 2026  
DevOps Tester
DevOps Tester +6 months + +Fully remote working +SC cleared - must hold current active clearance +Sole British nationals only - due to nature of the project Skills: +AWS +Kubernetes +Public Sector experience +Testing experience - can set the Testing process up from beginning to end and to be able to own it We're looking for an experienced DevOps Tester, this is a pivotal role in maintaining critical national infrastructure where scalability and resilience are essential. We're looking for a highly skilled DevOps engineer with a strong background in testing (including APIs). The ideal candidate should be self-motivated and results-driven, capable of thriving in an Agile team. You'll need to be comfortable with Confluence for documentation and Jira for project tracking and story management. Your main responsibility will be to develop and structure a comprehensive test framework. This includes creating approaches and plans, gaining approval for those approaches, and...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 29, 2026  
Agentic AI Security Engineer
Cybersecurity Engineer / Analyst – London Overview I’m currently supporting a growing organisation looking to hire a Cybersecurity Engineer / Analyst to join their expanding security team in London. Working closely with the Technical CISO function, this role supports the design, implementation, and continuous improvement of cybersecurity controls across cloud, on-premises, and hybrid environments. It’s a great opportunity for someone with around 3+ years’ cybersecurity experience looking to broaden their exposure across engineering, security operations, and platform security in a collaborative environment. Responsibilities • Support deployment and configuration of security controls across cloud, on-prem, and hybrid platforms • Assist with monitoring, investigation, and response to security events and incidents • Work closely with engineering and platform teams to embed secure-by-design principles • Contribute to improvements across security tooling, controls, and operational...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 29, 2026  
PLM Solution Architect Lead
PLM Solution Architect Lead Duration- June 2026 for 9 Months Location - Hybrid - Bristol / London 1-2 days on-site Market Rate- Umbrella Only Are you at your best when driving high-profile topics while using humility to recognise your limitations, engaging others to achieve effective resolution? Are you energised by applying your curiosity to seek out and drive challenging topics? Do you thrive in an environment where you will need to bring clarity and strategic awareness to break through complexity and uncertainty? Above all, are you passionate about helping Britain achieve Net Zero? If so, join us as the Plant Lifecycle Management (PLM) - Solution Architect Lead and you'll join one of the most exciting and ambitious projects in the UK. Job Purpose / Overview At the heart of the data-centric approach being taken on our client will be a robust and easy to use PLM tool based on Dassault System 3Dx platform, supporting configuration management, implementation of business...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 29, 2026  
Developer - IDAM/IAM SME SC Cleared - £550 - £650 per day
Java Developer - IDAM/ IDM SME - SC Cleared - £550 - £650 per day - remote with occasional travel Developer - IDAM/IAM SME SC Cleared - £550 - £650 per day We are looking for a Developer with very strong and proven IDAM (Identity and Access Management) experience for a large Government client. You will be part of a continuous improvement squad delivering enhancements and new features alongside BAU work (i.e. incidents and support maintenance activities). In addition, you will be involved in helping our client transform their IDAM service, re-platforming to Azure Kubernetes Service. You will have a solid understanding of modern deployment pipelines and DevOps principles. The role will require providing out of hours support (i.e. Monday to Saturday once per month). Java Developer - IDAM/ IDM experience - SC Cleared - £500 - £600 per day - remote with occasional travel As a Senior Software Engineer with a focus on back-end development, you will play a key role in designing,...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 29, 2026  
Technology Manager (GOG1JP00003811)
Job Description: Technology Manager Duration: 12 Months| Hybrid: Tue , Wed ,Thu In-Office |Location: London | Start: ASAP The Mission We aren't just building products; we're scaling them. As our Technology Manager, you are the "engine room" of the product lifecycle. You'll take raw concepts and pilots and drive them through to wide-scale deployment. This is a role for a hybrid thinker-someone who speaks "Systems Architecture" as fluently as "Business Strategy." The Execution Architect the Lifecycle: Own the end-to-end journey of internal tools-from validating PRDs to navigating the complexities of the Product Development Lifecycle (PDLC). Solve the Puzzle: Apply systems design and database knowledge to resolve technical bottlenecks and ensure integrations actually work. Automate & Elevate: Spot manual operational gaps and engineer technical solutions to eliminate human error. Influence the Map: Use data-driven metrics to pitch feature improvements and advocate for the user...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 26, 2026  
Data Integration Engineer
Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone's chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. Job Title: Data Integration Engineer Contract: Initial 6-Month Contract with potential to extend. Location: London (5 days in office) Rate: £650 - £700 inside umbrella Knowledge required: In-depth understanding of Data and Integration. In-depth understanding of PL/SQL and TSQL Good understanding on data quality, security, compliance requirementsExperience required: Solid hands-on experience with SQL Server & Oracle databases. Solid hands-on experience with Data Stage ETL tool. Proficiency in SQL, ETL tools, data modelling tools, creating data marts and various data integrations...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 26, 2026  
Data Engineer - AWS | London Insurance
AWS Data Engineer (Contract, Hybrid, London - Delivery-focused)  Opus are looking for a highly experienced Data SME with strong AWS expertise to support a long‑term cloud data transformation programme. The role will act as the key technical link between client stakeholders and offshore delivery teams, driving delivery of a modern, scalable data platform. Responsibilities: Lead client engagement, run agile ceremonies, and provide technical leadership. Own delivery end to end, managing risks, progress, and scaling activities. Review data architectures and solutions in line with AWS best practices. Coordinate and align offshore teams to ensure consistent delivery. Maintain governance, security, and engineering standards throughout.Skills Required: Deep hands‑on experience with AWS data services (Glue, Redshift, Lambda, Spark, Delta Lake) Strong data engineering and architecture background (ETL/ELT, Lakehouse, MDM). Proven offshore delivery leadership and stakeholder management....
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 26, 2026  
AWS DevOps Engineer
AWS DevOps Engineer +6 months + +Fully remote working +SC cleared - must hold current active clearance +Sole British nationals only - due to nature of the project Skills: +AWS +DevOps Engineer +Kubernetes +Public Sector experience +Testing experience - can set the Testing process up from beginning to end and to be able to own it We're looking for an experienced AWS DevOps Engineer to design, build, and optimise secure, scalable cloud environments in a fully remote role. Key Responsibilities Deliver Infrastructure as Code using Terraform, CloudFormation, or Ansible Build and manage containerised environments with Docker and Kubernetes Architect and optimise AWS services across compute, networking, storage, and security Design and maintain CI/CD pipelines (Jenkins, GitLab CI, GitHub Actions, CircleCI) Automates testing, integration, and deployment processes. Embed DevSecOps practices using tools such as SonarQube, Snyk, and OWASP Implement monitoring and logging...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 25, 2026  
Data Scientist
Role- Data Scientist Location: London, UK Type of job : Contract Work mode : Hybrid- 2 days onsite in a week Responsibilities: * Explore, clean, and analyse large, complex datasets to uncover patterns, trends, and opportunities that drive actionable insights. * Develop, train, and validate machine learning, statistical, and predictive models that solve real business problems and deliver measurable impact. * Design and run experiments (A/B tests, hypothesis tests, simulations) to evaluate ideas, quantify outcomes, and guide decision‑making. * Collaborate with data engineers, analysts, product managers, and domain experts to translate business requirements into well‑defined modelling tasks. * Build end‑to‑end ML pipelines—from feature engineering and preprocessing to deployment‑ready model outputs. * Apply advanced techniques such as NLP, time‑series forecasting, anomaly detection, optimisation, or LLM/GenAI methods where relevant. * Implement model...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 03, 2026  
Software Engineer (C++)
C++ Engineer Certain Advantage are hiring for a C++ Engineer based in London. This role is on an initial contract till the end of the year and is hybrid. The company We’re working with an organisation that operates globally, helping power homes, transport, and industries with the energy they depend on every day. The role: Implement solutions using the provided exchange SDKs in different languages such as C++, Rust, Python, Typescript Write software that communicates with exchanges through their APIs, receiving market data and sending orders over the network in different protocols, such as FIX, Websocket or HTTP requests Optimize exchange communication through kernel bypass, optimizing TLS or the connection handling to an exchange Implement trading algorithms based on requirements provided by traders and quants Acquire and develop the necessary trading knowledge to successfully translate the requirements into actual software implementation Continuously improve the...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Feb 06, 2026  
Senior Backend Engineer
Senior Backend Engineer (Platform & Cloud) Location: London (Hybrid) Contract: 6–12 months Rate: Negotiable (DOE) We’re working with a global enterprise organisation that is expanding a centralised engineering function supporting multiple product teams across an international portfolio. They’re looking for a Senior Backend Engineer to join a core platform team responsible for building shared services, libraries, and cloud-based functionality used across a wide range of internal products. This is a highly collaborative role, working directly with senior engineers and technical leaders across multiple time zones, helping shape the foundations of how teams build, scale, and reuse backend capability. The Role You’ll be part of a central engineering group building common functionality for distributed product teams. Early work will focus on: Abstracting existing codebases into shared Python libraries Developing data-driven solutions using PySpark and DataFrames Building and...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Feb 05, 2026  
Integration Architect
Integration Solution Architect Certain Advantage are hiring for an Integration Solution Architect based in London on a hybrid basis. This role is on an initial 12-month contract and will be required to be onsite 3 days a week and 2 days remote. The role: Translating architectural guidelines and standards into practical solutions, addressing common technical challenges and providing actionable technical recommendations that positively impact business performance. Driving the identification, development, and adoption of new technologies and opportunities to optimise IT systems and platforms. Contributing to the training, coaching, and guidance of other professionals within the architecture and engineering community. Acting as a subject matter expert, representing the organisation with suppliers, customers, and external partners as required. Making solution decisions within established architectural guidelines, escalating deviations (“step-outs”) where necessary. Applying TOE...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 08, 2026  
Senior Data Engineer
Senior Data Engineer – (Tick data, Time-Series; kdb+ / Q ) 3-6 months initially. London 3 days onsite   Are you a Data Engineer with a background in systematic trading who has worked with granular tick market data? Have you built pipelines to allow tick data to be ingested into a time series tech stack utilising kdb+ and Q? If so keep reading!   Certain Advantage are recruiting on behalf of our London based trading client for a Data Engineer to focus on building a scalable data platform for algorithmic trading.   You’ll Identify and implement solutions for Quants and Traders, providing data that will be used to improve strategies performance and produce clients TCA, pre- and post- trade analytics.   Your Project Work: Identify and implement solutions to provide data that will be used to improve strategies performance and produce clients TCA, pre- and post- trade analytics. Work with business Stakeholders to build new and maintain existing real-time and historical data services and...
IR35 Status:
Unknown Status

CV-Library Central London, London WC2N 5DU, UK Contractor
CL
Apr 26, 2026  
Fullstack Software Engineer (Agentic AI)
My client is seeking to recruit a Fullstack Software Engineer on an initial 12 month contract based in London. It is hybrid and will require 2x days onsite per week. Key responsibilities Front end implementation for a React application Visualizing and interacting with scientific data and workflow progression Integration of AI/ML components with frontend, backend, data and compute infrastructure Responsible for high quality software implementations according to best practices, including automated test suites and documentation Develop, measure, and monitor key metrics for all tools and services and consistently seek to iterate on and improve them Participate in code reviews, continuously improving personal standards as well as the wider team and product Liaise with other technical staff and data engineers in the team and across allied teams, to build an end-to-end pipeline consuming other data products Basic qualifications: Demonstrated experience with frontend software...
IR35 Status:
Unknown Status

CV-Library City of London, London Contractor
  • Follow us on:
  • Facebook
  • Twitter
  • Instagram
  • LinkedIn
  • Home
  • Contact
  • About Us
  • Terms & Conditions
  • Employer
  • Post a Job
  • Search Resumes
  • Sign in
  • Job Seeker
  • Find Jobs
  • Outside IR35
  • Create Resume
  • Sign in
© 2008-2026 Powered by SmartJobBoard Job Board Software