1 to 25 of 30 Contract Data Engineer Jobs in London

Lead Data Engineer Hands-on technical leadership building data systems that actually work We're looking for a Lead Data Engineer to join an enterprise data engineering capability and play a critical role in designing, building, and improving real-world data systems . … This is not a line-management role . Instead, it's a senior, hands-on technical leadership position for someone with deep data engineering experience who leads through delivery, judgement, and technical credibility rather than hierarchy. You'll work in a complex environment spanning legacy platforms, modern cloud services ...

Cleared Data Engineer - Contract Rate: Up to £650 per day (Inside IR35) Location: London or Manchester (1-2 days per week on-site) Contract: 6 months Clearance: Active SC required We're hiring an experienced SC-cleared Data Engineer to support a large-scale central government … data programme. This role focuses on building, optimising, and maintaining secure, cloud-based data pipelines to enable analytics, reporting, and insight across complex government environments. You'll work as part of a multidisciplinary data team alongside architects, analysts, and platform engineers, contributing to modern data platforms ...

Data Engineer PySpark/Python Location: Sheffield (Hybrid 3 days per week preferred) c.£600 per day Inside IR35 Initial 6-month contract with strong likelihood of extension We are supporting a major global banking organisation on the growth of its Data Technology function and are looking … experienced Data Engineer to join a large-scale data transformation programme. This is an excellent opportunity to work on enterprise-grade data platforms, building and enhancing data pipelines that support critical business and regulatory functions across a complex global environment. Please note this role ...

Robert Half Technology are assisting a rapidly growing sports fashion brand to recruit a Data Engineer on a contract basis. This is an exciting opportunity to join a fast-paced SME environment at a pivotal stage of growth, supporting the development and optimisation of a modern cloud-based … data platform as the business continues to expand significantly. Role The Data Engineer will design, build, and maintain scalable data pipelines and ETL/ELT processes within a modern cloud data environment. Develop and optimise data solutions using Snowflake to support analytics, reporting ...

committed to user-centred design , agile delivery , and driving innovation in digital services that truly matter. Role Overview We are seeking an experienced Data Engineer to design, build, and maintain data products and a modern Strategic Data Platform . You will work within multi-functional Agile … delivery teams , ensuring operational stability, ongoing support, and continuous enhancement of data solutions. This role is ideal for someone with strong Azure data engineering experience , excellent SQL and Python capability, and a passion for building scalable, reliable data platforms in complex environments. Key Responsibilities Design, build ...

Data Engineer Lead - Tier 1 Bank - London - 6 months Role - Data Engineer Lead Rate - £700 per day (Inside IR35) Duration - 6 months with very likely extension Location - Hybrid/Liverpool Street - 3 days per week in an office in Liverpool Street (London) Role The Data Engineer Lead is responsible for designing, building, and supporting modern data platform, with a particular focus on Databricks, cloud-based data engineering, and leading the migration of legacy Oracle systems into scalable, cloud-native environments. The role supports the organisation's data strategy especially ...

Data Engineer (SC Cleared) Location: London (1 day per week onsite) Rate: £565 per day ( Inside IR35 ) Contract Length: 12 months Clearance: Active SC required Additional Requirement: Must have 5 years unbroken UK residency The Opportunity We are recruiting for an experienced Data Engineer to support … delivery on a long-term, high-impact programme within a secure environment. This role is ideal for someone with strong backend engineering and data pipeline experience, combined with modern Java-based development skills. You will play a key role in designing, building, and optimising scalable data solutions that ...

Data/RAG Engineer - watsonx.ai & Data Contract | July-December 2026 Up to £550 per day | Inside IR35 UK-based | Mostly Remote (occasional onsite required) British-born nationals or UK residents (5+ years) | One passport only Previous SC clearance highly advantageous Build AI-driven solutions using watsonx … looking for an experienced Data/RAG Engineer to support the delivery of a high-profile AI MVP using watsonx.ai and watsonx.data . This role will play a key part in designing, implementing and optimising Retrieval-Augmented Generation (RAG) pipelines and data foundations that enable LLM-driven ...

Robert Half Technology are assisting UK's market leading telecommunications organisation to recruit a Data Engineer on a contract basis - Hybrid working - London/Hampshire based We are supporting a data transformation programme and are looking for a Senior Data/Platform Engineer to take … full ownership of the production data platform. This role is critical to delivering a scalable, production-ready platform ahead of a mid-August NetSuite cutover, including responsibility for build, integration, and operational readiness. Role The Data Engineer will own the end-to-end data platform (ingestion ...

Senior Data Engineer | £650 - £700 Inside IR35 | Hybrid | London We are looking for an experienced Senior Data Engineer to join a high-profile project delivering modern data solutions within a secure environment. This is a hybrid role which will require you to be on site … London. Active SC Clearance is mandatory for this role – candidates without current SC clearance cannot be considered Key Responsibilities Design and build scalable data pipelines Work across large-scale data platforms and cloud environments Collaborate with engineering and architecture teams to deliver high-quality solutions Key Skills & Experience ...

Data Mapping Engineer - IBM Maximo £350/day (Inside IR35) | UK Based | Mostly Remote (Expensed Travel) We're supporting a key client on a large-scale data migration programme and are looking for a Data Mapping Engineer to play a critical role in shaping … data is translated, transformed, and integrated across complex systems. This is a fantastic opportunity for someone who enjoys working at the intersection of data, systems, and business logic-ensuring that information flows accurately and efficiently between platforms. The Role You'll be responsible for designing and delivering robust ...

Senior Data Engineer l Azure l ADF l Data Factory l Devops l SQL l SaaS l 3-Month Contract | £475-£500 per day | Outside IR35 l Hybrid London Method have partnered with a SaaS company in London in need of a senior data engineer with in depth ADF experience. This contractor will partner with a BI Engineer in the team to collaborate on speeding the process of extracting data from various sources int ADF, making the process for the BI team smooth and efficient. Contract Details 3 months contract remote with ...

Data Engineer (Quantexa) Hybrid Working - London - 1-2 days a week on site. Financial Services Lorien's leading banking client is looking for a Data Engineer to join a newly built team on a new project. The Ideal Candidate will design, build, and maintain scalable data pipelines and analytical solutions with a strong emphasis on Scala-based data processing, graph analytics, advanced data wrangling, and experienced in using and understanding Quantexa. You will work closely with data scientists, analysts, and platform engineers to enable insights from complex, interconnected datasets. This role ...

Data Engineer Contract Duration : 6 months Location : Farringdon, London (Hybrid - 3 days on-site) Job Type : Contract - Inside IR35 Join Reed Professional Services, a leading Management Consultancy and technology services provider, as a Data Engineer. This role involves supporting a prestigious client on their Data Strategy … programme. You will play a key role in designing and building scalable, resilient data pipelines on Google Cloud Platform, enhancing data delivery across multiple product teams. Day-to-day of the role: Design and build scalable, resilient, reusable data pipeline templates across various domains. Standardise ingestion ...

Data Engineer & Analyst - 6 month contract - £320p/d Inside IR35 Central London (Hybrid Working) We’re partnering with a highly respected membership-based organisation to recruit an experienced IT Data Engineer & Analyst for an initial 6-month contract. This is an exciting opportunity to join … collaborative internal IT team during a major transformation programme involving Microsoft Dynamics 365, Power Platform, and modern data services. This role offers a broad, hands-on remit across data engineering, reporting, automation, and platform improvement. It would suit someone who enjoys working across multiple technologies in a delivery ...

Application/Big Data Engineer 6-Month contract - Inside IR35 - market rate London based - hybrid working - up to 3 days a week onsite Finance sector - must have previous experience Role Overview Senior AI/Data Engineer responsible for designing, building, and optimizing AI-driven data pipelines and integrations to enable a QAS-powered response suggestion capability embedded in Salesforce Service Cloud. The role focuses on scalable data processing, LLM integration, and continuous model improvement using production telemetry. Responsibilities Design and implement Salesforce QAS integration architecture Build and optimize data pipelines supporting ...

Lead Databricks Data Engineer £600 - £700 per day (inside IR35) London, hybrid working This freelance opportunity offers the chance to shape the future-state data platform for a large, complex financial services organisation. The focus is on moving from slow, batch-based analytics towards a more modern … streaming-led architecture, with clear ownership over data vision, use cases, and delivery direction. The Company They are a well-established organisation operating at scale within the UK financial services and pensions landscape. Managing significant volumes of legacy and live data, they work with both onshore and offshore ...

Java Data Engineer 6-Month Contract (Possible Extension) Inside IR35 Hybrid London (3 days) I have been engaged my client to bring in a Java Data engineer to work on a Big Data Project in the finance sector. Required Experience: Java Big Data experience ...

Cleared Data Engineer - Contract Rate: Up to £650 per day (Inside IR35) Location: London or Manchester (1-2 days per week on-site) Contract: 6 months Clearance: Active SC required We're hiring an experienced SC-cleared Data Engineer to support a large-scale central government … data programme click apply for full job details ...

Java Data Engineer 6-Month Contract (Possible Extension) Inside IR35 Hybrid London (3 days) I have been engaged my client to bring in a Java Data engineer to work on a Big Data Project in the finance sector. Required Experience: Java Big Data experience ...

Data Engineer (SC Cleared) Location: London (1 day per week onsite) Rate: £565 per day ( Inside IR35 ) Contract Length: 12 months Clearance: Active SC required Additional Requirement: Must have 5 years unbroken UK residency The Opportunity We are recruiting for an experienced Data Engineer to support ...

Senior AWS Data Engineer - SC Cleared Rate: Up to £475 per day IR35 Status: Inside IR35 - engagement via an umbrella company Duration: 6 months Location: Hybrid - occasional on-site workshops (typically a couple of days per month) in Telford or Hove Security Clearance: Active SC Clearance required Role … Overview We are seeking an experienced Senior AWS Data Engineer to support a large-scale central go click apply for full job details ...

Senior/Lead Data Engineer Location: London (Hybrid) Duration: 6-Month Contract ( High potential for 1+ year extension or perm conversion ) Day rate - £370 - £450 per day Inside IR35 The Role My Client is financial service is launching a new divisional data team to build a next … generation enterprise data platform. Reporting to the AVP of Data Engineering, you will define engineering best practices, build data-intensive pipelines, and bridge the gap between global business units and technical delivery. Key Responsibilities Build & Scale: Design, test, and maintain robust data pipelines and data ...

Data/RAG Engineer - watsonx.ai & Data Contract July-December 2026 Up to £550 per day Inside IR35 UK-based Mostly Remote (occasional onsite required) British-born nationals or UK residents (5+ years) One passport only Previous SC clearance highly advantageous Build AI-driven solutions using watsonx … looking for an experienced Data/RAG Engineer to support the delivery of a high-profile click apply for full job details ...

Data Engineer - Amplitude/Mixpanel Exp Remote working - some travel to London may be required 6 month contract £550 - Inside of IR35 We are recruiting for a Senior Data Scientist with extensive product data analytics experience to join one of our Insurance clients … month contract. Responsibilities: Own the development and implementation of data models, analytics frameworks, and experimentation strategies across the platform. Develop segmentation and predictive models to support personalization and proactive member engagement based on demographics, behavior, and interaction activities etc. Design and analyze experiments (A/B testing, cohort studies ...