Data Engineering Jobs

KDB Developer Fixed Income E-Trading Investment Bank

This role involves building and enhancing KDB+/q applications for real-time pricing, trading, and risk systems in Fixed Income markets. You will work closely with traders and front-office stakeholders to deliver high-performance solutions and support trading workflows.

eFinancialCareers London

Contract

Application Support Analyst | Banking

Sits in the IT Business Applications team supporting well-known vendor platforms for a private equity business, handling 1st and 2nd line support, incident resolution and escalations. Runs ITIL incident, problem, change and release management in ServiceNow, working with vendors, developers and an outsourced infrastructure provider. Also involved in an upcoming roadmap covering AI tools and a new data platform.

ARC IT Recruitment London £40,000 – £48,000 pa

Hybrid

Fund Accounting Data Migration - - Marks Sattin FS

Hands-on contract bridging fund accounting and technology during a Real Estate finance platform upgrade. You will map how accounting and investment data flows, interrogate large financial datasets with SQL Server/T-SQL, and build migration and reconciliation processes, supporting testing and conversion while resolving data discrepancies across funds, entities and reporting periods.

eFinancialCareers London £550 – £700 pd

Hybrid Contract

Senior Data Sourcing Strategist - Selby Jennings

Partners with portfolio managers, IT and data engineering to assess data needs across equities, FX, rates, fixed income and credit, then sources and evaluates market, reference, pricing and alternative datasets for systematic strategies. Leads complex data projects, compares vendors and negotiates agreements, and advises on data operations such as cost allocation, cataloguing and delivery infrastructure.

eFinancialCareers London

Vice President, Data, Analytics & Economy - Aristocrat

Lead a data and analytics organisation spanning strategy, governance, business intelligence, data science and experimentation. Owns game economy standards, monetization optimisation, segmentation and pricing, working with Product and Live Operations to grow player lifetime value. Also directs forecasting, machine learning and responsible AI use across the portfolio.

eFinancialCareers London

Tech Lead - Java

Lead a team delivering large-scale cloud-based software applications for public and private sector clients, taking technical ownership of design, estimation and delivery. Hands-on with Java, Spring Boot and modern frontend frameworks, while coaching junior engineers and driving agile, secure engineering practices.

Version 1 Newcastle upon Tyne

Remote Clearance Required

Data Engineer, Data Platform - Macquarie Group

As a Data Platform Engineer, you will design, build, and optimize a petabyte-scale data platform using modern cloud technologies like AWS S3, EKS, Glue, Airflow, Trino, and Parquet. You will manage a Data Lake, create secure and scalable environments, and handle high-performance data workloads, contributing directly to the team's strategy and projects.

eFinancialCareers London

Senior Data Engineer Snowflake - Private Markets, London

This role involves leading the design, development, and management of a Snowflake-based data platform for a private markets investment firm. Responsibilities include building scalable data architectures, integrating multiple data sources, and implementing data governance frameworks. The role offers significant ownership, exposure to modern cloud technologies, and the opportunity to shape a greenfield project.

eFinancialCareers London

Business Intelligence Analyst

Develops interactive Power BI dashboards, data models and Azure-based pipelines, automating ETL and manual reporting to improve efficiency. Analyses commercial performance, pricing and forecasting, working with Finance, Operations, Marketing and senior stakeholders to deliver actionable insights and promote self-service analytics.

Source4 Personnel Solutions Camberley

Data Platform Data Engineer - AVP - SMBC

This role involves designing, implementing, and maintaining robust data infrastructure and pipelines in a hybrid cloud environment using Azure. Responsibilities include data modeling, ETL processes, data integration, and ensuring data quality and security. The candidate will work closely with the team to deliver scalable and efficient data solutions.

eFinancialCareers London

Senior AI Engineer

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 London £700 pd

Hybrid Contract

Full Stack Developer - Assistant Vice President - Citi

This role involves developing and implementing complex software solutions using Java, Spring Boot, and RESTful web services. You will design and maintain robust microservices, optimize SQL queries, and contribute to CI/CD pipelines. The position also includes leading and mentoring a team of application developers, fostering a culture of excellence and continuous improvement.

eFinancialCareers Belfast

Software Engineer - Trading Technology- Tier-1 Quantitative Trading

Generalist engineering role building trading, execution, risk and research systems for Tier-1 quantitative trading firms, spanning distributed compute, event-driven architectures, real-time applications and large-scale data platforms. Language-agnostic, so Java, C++, Python, Rust, Go, OCaml or C# backgrounds are all relevant, with ownership from design through deployment in small teams close to commercial outcomes.

eFinancialCareers London £200,000 – £500,000 pa

Business/Domain Data Architect - Vice President - SMBC

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 £84,000 – £126,000 pa

Hybrid

Target Transition Architect - R&C Value Stream

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 London £600 – £700 pd

On-site Contract