6 data integration engineers jobs found in London

Lead Data Engineer £400/day (Outside IR35) | 3-Month Initial Contract, with view to extend | Remote (occasional travel to London) | UK-based candidates only, must hold full right to work in the UK About the Role We 're looking for a Lead Data Engineer to take ownership of core data engineering and architecture work while providing technical leadership to a delivery team. This is a hands-on senior role for someone equally comfortable designing scalable data solutions and guiding the engineers building them. Key Details Rate: £400 per day, Outside IR35 Contract Length: 3 months initially, with a strong intention to extend Working Pattern: Remote-first, with occasional travel into London as required Location Requirement: Candidates must be UK-based with full right to work in the UK - no sponsorship available The Role Lead core data engineering and architecture initiatives, setting technical direction and best practice Bring prior...

Data Engineer - Salesforce Integration Specialist 6-Month Contract | £450/day | Outside IR35  - King's Cross, London (2-3 Days per Week Onsite) - Start Date: 3rd August We're supporting a leading Salesforce Partner on a confidential end-client engagement and are looking for an experienced Data Engineer with strong Salesforce integration expertise. This role will be focused on building and supporting data integration solutions with Salesforce at the centre of the architecture, connecting multiple business systems and data sources through scalable, reliable pipelines. The Role You will be responsible for designing, developing and maintaining data flows into and out of Salesforce, helping to ensure business-critical data is available, accurate and synchronised across the wider technology estate. Working alongside Salesforce Consultants, Architects and technical stakeholders, you'll play a key role in delivering complex integration solutions and enabling seamless connectivity...

Senior Quality Engineer | £300/day | 5 Months | Outside IR35 | 3 days in London p/w I am looking for a Senior Quality Engineer to support a major Master Data Management (MDM) workstream focused on people-data automation, HR systems and enterprise integrations. The ideal candidate will have a strong background in functional and integration testing, data validation, SQL and API testing, ideally within MDM, Workday or HR data environments. Responsibilities: ⚙️ Own test planning, strategy and execution across the MDM workstream ⚙️ Create and execute detailed test scenarios, cases and scripts ⚙️ Validate complex integrations and data flows between source and target systems ⚙️ Perform data validation and reconciliation using SQL / SSMS ⚙️ Manage defects, test reporting and quality governance ⚙️ Support automated regression testing where applicable This role is starting on August 3rd and will have a 2 stage process. If you are interested, please DM me with...

Senior Data Engineer/Modeller | London | Outside IR35 | £400 - £500 | Hybrid This is a hands-on role suited to someone who enjoys working across the full data life cycle - from designing scalable platforms and pipelines to shaping well-structured data models that drive meaningful business insight. You'll operate in a collaborative, small-team environment, working closely with both technical teams and non-technical stakeholders to turn complex requirements into clear, practical solutions. What You'll Be Doing Designing and delivering robust data models (conceptual, logical, dimensional) for analytics and reporting Building and optimising data platforms and ETL/ELT pipelines in cloud environments Ingesting and integrating data from various sources (APIs, databases, flat files) Translating business needs into scalable, maintainable data solutions Applying best practices across data governance, quality, and security Working directly with clients, explaining technical...

Senior Data Engineer / Modeller | London | Outside IR35 | £400 - £500 | Hybrid This is a hands-on role suited to someone who enjoys working across the full data lifecycle - from designing scalable platforms and pipelines to shaping well-structured data models that drive meaningful business insight. You'll operate in a collaborative, small-team environment, working closely with both technical teams and non-technical stakeholders to turn complex requirements into clear, practical solutions. What You'll Be Doing Designing and delivering robust data models (conceptual, logical, dimensional) for analytics and reporting Building and optimising data platforms and ETL/ELT pipelines in cloud environments Ingesting and integrating data from various sources (APIs, databases, flat files) Translating business needs into scalable, maintainable data solutions Applying best practices across data governance, quality, and security Working directly with...

CRO / AI Experimentation Engineer Contract 6-month minimum contract, Outside IR35, £350-450 Day Rate, August Start Date, London. This is an opportunity to shape how AI-powered products are measured, tested and optimised in a live commercial environment. You will take ownership of experimentation delivery across AI-native customer experiences, ensuring every product change is assessed against meaningful business outcomes such as conversion, containment and customer satisfaction. The Company They are a data and technology-led organisation delivering AI-powered digital products alongside an established web estate. Their teams are investing heavily in conversational AI, recommendation engines and LLM-driven customer experiences. As they expand their experimentation capability, they are looking for a hands-on specialist who can bridge traditional optimisation practices with AI-native product development. The Role and Deliverables Build, instrument and...