Data Engineering Jobs

Palantir Technologies · London

Builds the lowest layers of Palantir's Foundry and Gotham platforms, spanning database technologies, distributed systems, large-scale data, security and application infrastructure. Work includes designing opinionated APIs, tracing performance in high-scale microservice architectures, and automating systems like Cassandra, Elasticsearch and Kafka.

Palantir Technologies · Palo Alto, United States · US$135,000 – US$145,000 pa

Build, operate and maintain high-performance, scalable services across Palantir platforms and government deployments. Day-to-day work spans monitoring, configuration management, upgrades, migrations, debugging production issues, on-call support, and automating manual workflows using Java, Go, Python or JavaScript.

eFinancialCareers · London

A hands-on principal engineer and architect role shaping technology strategy for a complex, regulated financial-services estate, working directly with the Head of Technology. Involves stress-testing strategy against engineering, regulatory and operational constraints, leading architecture and design decisions across multiple teams through influence, and stepping into major incidents and recovery efforts.

eFinancialCareers · London

Lead and mentor a small team of data engineers building the architecture of a proprietary trading firm's data platform, splitting time evenly between hands-on software development and leadership. The team owns data platform capabilities, managed infrastructure and metadata management systems underpinning a common query layer, working with Airflow, Kafka, Spark and Python or Java. The role combines people leadership, technical leadership, product ownership and stakeholder coordination.

eFinancialCareers · London · £700 pd

Hands-on role building AI-powered applications, intelligent workflows and machine learning solutions in Python, taking them from concept through to enterprise production deployment. Involves LLMs, agentic frameworks, AI orchestration, model evaluation, testing and monitoring, working with technical teams and business stakeholders to drive AI adoption.

eFinancialCareers · Belfast

Builds and maintains Java/J2EE microservices and RESTful web services for Citi's Risk Data Team within the Institutional Data Platform, working on high-performance data pipelines and aggregation engines. The role involves Core Java multi-threading, Spring Boot, SQL optimisation, CI/CD and code quality tooling, plus leading and mentoring a team of developers. Hybrid working in Belfast with up to two days per week from home.

eFinancialCareers · London · £84,000 – £126,000 pa

Leads data architecture deliverables for a business area or domain, covering current and target state definitions, data cataloguing, and architecture governance. Ensures projects align with data policies and standards while collaborating with global architects and IT/business stakeholders. Supports foundational capabilities underpinning the Data Platform, Client Lifecycle Program, ECB and BCBS 239 in EMEA.

eFinancialCareers · London · £600 – £700 pd

Shapes future-state architecture across a data platform landscape, leading build vs. buy assessments and providing strategic direction to delivery and technology teams. Supports the transition from current to target-state architecture, resolving conflicts and dependencies while weighing low-code/no-code and AI trends. Requires banking and enterprise data platform expertise.

eFinancialCareers · Belfast · £45,000 – £60,000 pa

Hands-on role building and maintaining ETL/ELT pipelines, data warehouses and data lakes, with a focus on Microsoft Fabric, SQL Server, SSIS and SSRS, plus tools like Fivetran and Alteryx. You'll take ownership of the data engineering function, support data migration from legacy systems and work closely with analysts, scientists and business stakeholders.

eFinancialCareers · London · £92,000 – £138,000 pa

Hands-on AI Solutions Architect role taking end-to-end ownership of AI solution design, from use case intake through architecture, governance approval and production delivery. Works across Microsoft 365 Copilot, Copilot Studio, Power Platform, Azure AI and GCP, driving designs through Solution Design Authority and AI governance in a regulated banking environment.

eFinancialCareers · London · £108,000 – £162,000 pa

Sets up and leads the EMEA cross-domain data architecture function, covering domains such as Party, Product, Transaction, Risk, Finance, Compliance, Operations and HR. Drives data domain and data product thinking, target-state architecture, governance and standards, and supports strategic programmes including the Data Platform, Client Lifecycle Programme, ECB and BCBS 239. Works with business and IT stakeholders and global domain architects, using tools such as Collibra, Axon, Purview, Databricks and Snowflake.

eFinancialCareers · Belfast

Lead the design and implementation of data strategies and architectures for the Funds domain, covering fund accounting, ETFs, IBOR and ABOR. The role owns data modelling, governance, lineage and metadata management, and partners with engineering and business stakeholders on regulatory and client reporting. It combines deep funds-industry domain knowledge with hands-on architecture leadership.

eFinancialCareers · London · £84,000 – £126,000 pa

A Vice President-level Data Modeller role focused on building and rolling out an enterprise data modelling function across EMEA. The modeller develops conceptual and logical data models for data domains and sub-domains, maps them to the Business Information model, and drives adoption across business, IT and data teams, working with Databricks-based medallion architecture and tools such as Erwin or ER Studio.

eFinancialCareers · London

Designs, builds and optimises scalable Snowflake data solutions for Risk, Finance, Treasury and Regulatory reporting in a financial services environment. Hands-on delivery covers ELT/ETL pipelines, dbt transformation frameworks, Python automation, data modelling and performance tuning, alongside solution architecture and stakeholder workshops.

eFinancialCareers · London

Joining the Vendor Data Group, you will collaborate with a trading team to build and maintain mission-critical ETL/ELT data integration pipelines and tools for alternative commodity and macro data. The role involves developing scalable data architectures, enhancing data processing and optimising workflows in a real-time environment, with a strong emphasis on data accuracy and solving difficult technical problems.