169 jobs
CBSbutler Holdings Limited trading as CBSbutler London £85,000 – £115,000 pa
Develops and maintains high-performance, data-driven applications using KDB+/q and Python, building and optimising data pipelines and time-series solutions. Works on query performance, data processing and system efficiency, troubleshooting issues and collaborating with technical teams. Financial services or capital markets background is preferred.
CBSbutler Holdings Limited trading as CBSbutler Telford £45 – £51 ph
Validates data integrity, accuracy and functionality as HMRC's SAS 9.4 and Viya 3.5 estate migrates to SAS Viya 4 on DPS AWS. Covers test planning, data reconciliation, ETL and pipeline validation, automated validation scripts in SQL, Python or SAS, CI/CD integration and defect management with Jira and Confluence, working alongside data engineers and migration teams.
Amtis Professional Birmingham £40,000 – £45,000 pa
Builds and develops a central data platform supporting reporting, analytics and emerging AI use cases. Covers the full data lifecycle: ingesting from internal and external sources and APIs, ETL/ELT transformation, data modelling and database design, plus Power BI dashboards. Works in a Microsoft Fabric/Azure stack with SQL, Python and Git in a collaborative team.
EF Recruitment London £250 – £260 pd
Joins a global SaaS client's Customer Success Data Science team on a 10-month contract, building data pipelines, metric definitions and governance with engineering. Creates scalable dashboards, runs root-cause and A/B test analysis, and applies Gen AI tools to automate insight generation and anomaly detection. Hybrid role with three days a week in the London office.
Synapri London £460 – £470 pd
Hands-on role building and optimising scalable ETL/ELT pipelines with Databricks, Python, SQL and Oracle, supporting migration of legacy data assets into modern cloud platforms for a large banking organisation. Delivered through a consultancy on a major data transformation and cloud modernisation programme, with work in a highly regulated environment covering data quality, performance and production support.
Vaerdi Recruitment Limited London £750 pd
Hands-on lead architecture role shaping data architecture for a major financial services technology programme. Involves designing scalable, distributed data solutions, developing complex data models, and applying Domain-Driven Design, with heavy use of NoSQL technologies, particularly Cassandra. Provides architectural direction while remaining technically hands-on, working closely with technical teams.
Socium Recruitment Manchester £90,000 – £100,000 pa
Owns the data engineering strategy, architecture and roadmap for an established online business, leading a team of ten through a migration from on-prem SQL to Azure. Sets engineering standards across data modelling, pipelines, governance and automated deployments, and makes the calls on tooling, budget and suppliers while reporting into the C-suite. Microsoft Fabric adoption and practical AI use are open questions the role holder will shape.
TXP London £450 – £500 pd
Designs and implements a data migration and integration approach between an Azure SQL source system and Salesforce. Requires strong Azure SQL, Python, ETL, Salesforce REST API and batch (CSV) processing skills, with immediate availability for a short-notice start. The contract runs in three-month phases, with one to two days per week in London.
Noir London £60,000 – £80,000 pa
Design and implement robust data pipelines and configure Quantexa components while leading the technical development of Quantexa-based solutions for established clients. Work with Spark, Scala and Python Databricks, with exposure to DevOps and CI/CD tooling such as Jenkins, GitHub Actions, Azure DevOps, Docker and Kubernetes. Hybrid role in London supporting client data engineering and integration engagements.
Palantir Technologies Washington, United States US$145,000 – US$200,000 pa
Owns model-serving infrastructure end-to-end, building high-performance inference systems that run across air-gapped government networks, edge nodes and data-sovereign enterprises. Works across the full stack from GPU scheduling and container orchestration to deployment pipelines and observability, using Java, Rust, Python and Go with Docker and Kubernetes.
Palantir Technologies New York, United States US$145,000 – US$200,000 pa
Owns end-to-end services for deploying and serving ML models across air-gapped government networks, edge nodes, and data-sovereign enterprises with constrained GPUs. Work spans inference engines, GPU scheduling, packaging and deployment pipelines, observability, and integration with Palantir's platform, using Java, Rust, Python, Go, Docker and Kubernetes.
WeDoTech London £100,000 – £140,000 pa
Hands-on Staff-level role leading a large-scale data engineering modernisation, migrating thousands of pipelines across AWS. You'll stay deeply technical in Python, PySpark and Spark, shape scalable frameworks and standards, and champion AI-assisted development across multiple engineering teams.
WeDoTech London £120,000 – £150,000 pa
Senior architectural role shaping enterprise-scale data architecture across AWS during a major modernisation programme. You will define standards and reusable patterns, design batch and streaming solutions, and guide engineering teams on Spark, PySpark, AWS Glue and Airflow while influencing senior stakeholders in a regulated environment.
McGregor Boyall London £750 – £850 pd
Senior architecture role on a large-scale modernisation programme across a Custody and Securities Services platform, covering Securities Settlements, Corporate Actions, Transaction Management, Tax Processing and Cash & FX. You act as technical authority within delivery teams, designing microservices and event-driven architectures with Kafka, REST APIs and cloud, leading governance, NFRs and technical debt management, and building PoCs including Generative AI.
Harvey Nash London £800 – £850 pd
Designs scalable, resilient solutions across custody and securities services domains including settlements, asset servicing, transaction management, tax and cash/FX processing. Works with engineering teams, technology leaders and business stakeholders on a major technology modernisation programme, covering solution architecture, event-driven design, data/cloud and architecture governance.
