57 contract data engineer jobs found in London

Data Engineer - AWS, Python & Airflow Rate: £550 per day, outside IR35 Location: Remote Duration: Initial 6-month contract, with a further 12-month extension planned Clearance: Active SC clearance, used within the last 12 months Nationality: Sole British nationals only; dual citizenship is not permitted The opportunity We're urgently looking for an experienced Data Engineer with strong AWS, Python and click apply for full job details

Senior Data Engineer London | Flexible, hybrid working pattern | Outside IR35 | 12-month engagement We're looking for a Senior Data Engineer to shape modern data platforms, solve complex engineering challenges, and deliver data solutions that create business value. You'll join an organisation investing heavily in its data capabilities, working alongside architects, analysts, data scientists, and engineering teams to build production-grade data platforms supporting analytics, AI, and operational decision-making. Why Join? Work on large-scale data and cloud transformation initiatives Influence architecture, engineering standards, and platform strategy Deliver solutions with measurable business impact Join a collaborative team of experienced data professionals Responsibilities Design, build, and maintain scalable data products and pipelines Own solutions from requirements gathering through to deployment and monitoring Develop cloud-native data platforms using...

Data Engineer Document & Retrieval Pipelines SC Cleared Morela is supporting a specialist technology consultancy on a high-profile defence AI programme, and we are looking for a Data Engineer to own the document and retrieval pipelines behind a set of AI-enabled planning tools. This is a contract role on a two-year programme, Outside IR35, based in Central London. Active SC clearance is required. About the Client Our client is a specialist technology consultancy that embeds engineers directly into government and defence delivery teams. They are known for long-term programme work and for giving their engineers genuine ownership of what they build. This is one of their most strategically important programmes. The Role You will join a team building AI-enabled planning tools. The core of the role is document and retrieval pipelines: getting messy, real-world documents in, then making them structured, searchable and measurable. The first increment produced working prototypes....

Data Engineer We are looking for an experienced Data Engineer to support an exciting AI and data integration project for a leading organisation. The project will focus on integrating Claude AI with Tableau using Model Context Protocol (MCP), enabling AI-driven data analysis and reporting through integration with Snowflake. Key Skills & Experience: - Strong experience with Snowflake, dbt and Azure Data Factory (ADF). - Hands-on experience with Tableau and data integration. - Strong SQL and data pipeline development skills. - Experience with APIs and system integrations. - Understanding of Model Context Protocol (MCP) and LLM integrations. - Exposure to Claude AI or similar AI platforms would be advantageous. Contract Details: - Outside IR35 - Remote working An excellent opportunity to work on an innovative project combining modern data engineering with emerging AI technologies. Please get in touch for further details.

Job Title: Lead Data Engineer Location: London / Hybrid Position Type: 6 Month Contract - Outside IR35 About We're working with a major financial services organisation undergoing a large-scale data transformation programme. They are looking for a hands-on Lead Data Engineer to help build and scale an enterprise data platform, working closely with senior architects and engineering teams to deliver modern data capabilities across a complex environment. Key Responsibilities Lead the design and build of scalable data engineering solutions using Snowflake and dbt. * Develop data ingestion frameworks supporting batch, incremental and CDC patterns. * Build and optimise data pipelines across multiple source systems and platforms. * Design and implement data models for analytics, reporting and operational use cases. * Own CI/CD, automation and engineering best practice within the data platform. * Implement data governance, quality controls, monitoring and operational...

Job Title: Lead Data Engineer Location: London/Hybrid Position Type: 6 Month Contract - Outside IR35 About We're working with a major financial services organisation undergoing a large-scale data transformation programme. They are looking for a hands-on Lead Data Engineer to help build and scale an enterprise data platform, working closely with senior architects and engineering teams to deliver modern data capabilities across a complex environment. Key Responsibilities Lead the design and build of scalable data engineering solutions using Snowflake and dbt. . Develop data ingestion frameworks supporting batch, incremental and CDC patterns. . Build and optimise data pipelines across multiple source systems and platforms. . Design and implement data models for analytics, reporting and operational use cases. . Own CI/CD, automation and engineering best practice within the data platform. . Implement data governance, quality controls, monitoring and operational...

Data Engineer Document & Retrieval Pipelines | SC Cleared Morela is supporting a specialist technology consultancy on a high-profile defence AI programme, and we are looking for a Data Engineer to own the document and retrieval pipelines behind a set of AI-enabled planning tools. This is a contract role on a two-year programme, Outside IR35, based in Central London. Active SC clearance is required. About the Client Our client is a specialist technology consultancy that embeds engineers directly into government and defence delivery teams. They are known for long-term programme work and for giving their engineers genuine ownership of what they build. This is one of their most strategically important programmes. The Role You will join a team building AI-enabled planning tools. The core of the role is document and retrieval pipelines: getting messy, real-world documents in, then making them structured, searchable and measurable. The first increment produced...

I’m recruiting for a Contract ML Data Engineer with Databricks, AWS and streaming experience. Key details: Stack: Databricks on AWS, PySpark, Spark Structured Streaming, Kafka/Kinesis, Delta Lake, Unity Catalog, Python and SQL Experience: High-volume streaming pipelines and feature engineering for production ML models Day rate: £400–£500 per day (negotiable) Length: 3 months, with a possible extension to the end of Q1 2027 Status: Outside IR35 Location: Hybrid in London, 2 days per week Start: Immediate You’ll own the pipeline from the event stream through to the feature store, working closely with data scientists to build features for a click-through-rate ranking model. The environment processes over 10 billion events per day, so production streaming experience is key. If you’re open to hearing more, please send me your CV to c.birch@dumont-group.com and let me know a good time for a quick call.

a Lead Data Engineer on a 6-month contract to act as their senior Databricks expert on client engagements. You'd advise clients at every level, from engineering teams through to senior stakeholders, and lead the design and delivery of modern Lakehouse platforms. What they're looking for: • Deep, hands-on Databricks expertise, with the confidence to advise clients at all levels • Experience with Lakebase and Unity Catalog • A strong background designing and building scalable data pipelines • Experience implementing Delta Sharing • A solid understanding of Medallion Architecture • Databricks certifications (preferred) The details: • 6-month contract, Outside IR35 • £750–£800 per day • London, 5 days a week • Urgent start

Title: Data Quality Engineer Rate: Neg Location: Remote - occasional office travel in London Duration: 5 months (extension likely) IR35: Outside IR35 Clearance: YOU MUST HOLD ACTIVE SC CLEARANCE USED WITHIN LAST 12 MONTHS This is a specialist Data Quality role, not a general Data Engineering position. Applicants must have demonstrable hands-on Data Quality experience. We are seeking an experienced Data Quality Engineer with strong Python and SQL skills and proven experience implementing Data Quality frameworks, rules and automated controls within cloud-based data environments. Key Responsibilities Identify and prioritise Critical Data Elements (CDEs), including associated data models and quality metrics. Perform data profiling to identify anomalies, inconsistencies and quality issues. Translate business requirements into technical Data Quality rules and validation checks. Define and configure DQ thresholds, tolerances and...

Azure Platform Engineer | Contract | Outside IR35 Outside IR35 | London Market Insurance We are working with a leading London Market insurer looking for an experienced Azure Platform Engineer to deliver a new cloud sandbox platform. This is a hands on engineering assignment focused on building a secure, automated Azure environment that allows development and technology teams to provision temporary infrastructure for testing, experimentation and proof of concept activities. The platform architecture and strategy have already been defined. The successful contractor will take ownership of the technical implementation, automation and delivery through to operational handover. Key Responsibilities Build and configure Azure infrastructure to support secure, isolated sandbox environments. Develop reusable Terraform modules and Ansible playbooks to automate infrastructure provisioning. Implement automated deployment workflows using GitHub Enterprise and GitHub Actions....

Platform/DevOps Engineer (Contract, Outside IR35) Engagement: 6-month fixed-term project | Location: Hybrid, London as needed for workshops. About BigHand BigHand offers technology solutions for busy legal professionals that provide data and insights to increase value and profits. Through our expert knowledge and innovative technology, we enable our customers to achieve enhanced efficiency, better decision-making and harness their competitive edge. We build with tomorrow in mind, transforming ideas into action and empowering our customers to succeed in a world of constant change. We make big happen for our customers. We are a business driven by our values and have these at the centre of everything we do. Our BigHanders are dedicated to building a culture where We Win Together, We Love to Learn, We Do the Right Thing, We Own It and We Find the Fun. About the Engagement BigHand is looking for an experienced Platform/DevOps...

Test Automation Engineer - SC Cleared £300 per day - Outside IR35 6-month contract with scope to extend Central London - 3x days a week We're seeking a Test Automation Engineer to automate testing for data pipelines, ETL processes and cloud platforms, ensuring data quality and reliability. Clearance: Active SC Clearance is highly desirable. Otherwise, candidates must be eligible and willing to obtain it. Key Responsibilities Develop automated tests using Python and pytest, supporting BDD (Behave) and TDD in Agile teams. Validate and reconcile data, managing test data for ETL and data warehouse testing. Build reusable automation frameworks and embed shift-left testing with developers and architects. Test AWS, Azure and event-streaming solutions using technologies such as Kafka. Contribute to code reviews, CI/CD, testing standards and knowledge sharing. Essential Skills & Experience Test automation experience in data, ETL or data warehousing...

Test Automation Engineer - SC Cleared £300 per day - Outside IR35 6-month contract with scope to extend Central London - 3x days a week We 're seeking a Test Automation Engineer to automate testing for data pipelines, ETL processes and cloud platforms, ensuring data quality and reliability. Clearance: Active SC Clearance is highly desirable. Otherwise, candidates must be eligible and willing to obtain it. Key Responsibilities Develop automated tests using Python and pytest, supporting BDD (Behave) and TDD in Agile teams. Validate and reconcile data, managing test data for ETL and data warehouse testing. Build reusable automation frameworks and embed shift-left testing with developers and architects. Test AWS, Azure and event-streaming solutions using technologies such as Kafka. Contribute to code reviews, CI/CD, testing standards and knowledge sharing. Essential Skills & Experience Test automation...

Outside IR35 - Initial 6-month with extension opportunities Rate: Up to £600/day Location: Mayfair AWS Cloud Security Consultant | Outside IR35 Opportunity type: Contract (Outside IR35) Rate: £600/day Location: Hybrid (3 days/week onsite) Duration: Initial 6-month contract with extension opportunities Start: ASAP About you: You are a highly skilled AWS Security Engineer with expert-level cloud infrastructure capabilities. you will demonstrate advanced proficiency in AWS cloud environments, with deep technical expertise in network security architecture, including comprehensive skills in Firewall configuration, antivirus implementation, and sophisticated network monitoring using tools like CloudWatch, strong experience in enterprise storage solutions, Citrix integration, and system performance optimization are REQUIRED SKILLS . Experience designing and maintaining robust, secure cloud infrastructures that protect critical trading data and...

Senior & Principal AI Delivery Consultants - Capital Markets Outside IR35 and Hybrid Working Location: London Start date: ASAP Contract requirement: 2-4 consultants, with the strongest two candidates prioritised for initial presentation. We are supporting a Tier-1 global financial institution looking to bring in experienced AI consultants who have successfully delivered commercial AI solutions into live production environments. The bank has several AI initiatives underway but needs additional engineering capacity to move projects beyond experimentation and into production. Previous permanent hiring efforts have not filled the requirement, so the priority is to identify high-quality consultants who can start quickly and deliver from day one. These are hands-on delivery roles, not research, advisory or proof-of-concept positions. Consultants will be responsible for designing and building AI solutions, integrating them into the bank's existing technology...

Full Stack Engineer | Cross Asset Trading | React, C#, .NET, SQL Server | London | Hybrid 1-2 days onsite | Up to £550 p/day | Outside IR35 We’re working with a cross-asset trading business that’s firmly tech-first, where engineering sits at the heart of how the firm operates. They’re looking for a Full Stack Developer to join on a contract basis and help build the applications their traders and teams rely on every day. On the technical side, this is a front end-led role, with roughly 60% of your time in React, 30% across .NET, C# and API development, and the remaining 10% in SQL Server. Experience with the modern React ecosystem will set you apart, particularly the TanStack suite, which has become the industry standard for data access and routing. Just as important, you’ll bring a background in regulated environments. Finance can be a tricky space to step into cold, so a solid grasp of the vocabulary and an understanding of models and funds work will help you hit the...

We're working exclusively with an established investment management business seeking an experienced, hands-on Full Stack .NET Engineer to take a number of internally developed applications and prototypes through to production. The business has been using AI-assisted development tools, including Claude, to rapidly develop working prototypes and now requires an engineer with the technical depth to turn these into secure, scalable and maintainable production applications. This is a backend-leaning full-stack role, with a strong emphasis on C#/.NET, Azure, application architecture and data integration. You'll also need sufficient frontend development experience to deliver complete, functional applications. Working directly with senior business stakeholders in a small technical environment, you'll have considerable autonomy and responsibility for technical delivery. Key responsibilities Take existing applications and prototypes through to production. Design, develop and...

Help shape AI-driven security operations at a Fintech, using tools such as CrowdStrike and Wiz to strengthen threat detection and response. Salary: £500 - 550 per day Senior Security Engineer A Fintech requires a contract Senior Security Engineer who will be responsible for enhancing threat detection, SIEM capabilities and incident response across a complex, cloud-native environment. The role has a strong focus on automation and AI-driven SecOps, using tools such as CrowdStrike and Wiz to improve security monitoring, detection and response capabilities. Day Rate: £500-£550pd. IR35 Status: Outside. Travel: 5 days a week in Central London Office. Duration: Initial 6 months. Key Responsibilities: Build, develop and continuously improve SIEM detection capabilities, creating and refining complex detection rules, alerts and dashboards to identify threats across end-user and production environments, using the MITRE ATT&CK framework....

Automation Test Engineer Contract role - 6 months rolling SC Cleared or British and eligible for SC Clearance £300 a day - outside IR35 Hybrid, occasional visits to site in London We require an Automation Tester with strong Java capabilities to develop new features for our portfolio of Government Clients. REQUIREMENTS Strong Java coding skills (JavaScript, JMeter Scripting also advantageous). Experience as a software tester/developer in test with a good appreciation of test automation. Passionate about code quality and advocate of clean code principles. Excellent analysis and problem-solving skills with meticulous attention to detail. Experience with common test automation tools such as Selenium, Cucumber or Serenity; CI/CD tools (such as Jenkins, Stash, GitHub, Bitbucket) Experience testing UI, API (SOAP UI, RESTFUL services) and web services-based systems, including end-to-end and/or in isolation using mocks. Experience with very large...