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Keywords: Senior Python Developer (Data), Location: London

Page: 2

Senior Front-End Developer (React, TypeScript) - VP, FX Options Pricing

Senior Front-End Developer (React, TypeScript) - VP, FX Options Pricing Engineer the future of global finance... of finance with Citi Tech. The Opportunity We are seeking a highly skilled and motivated Senior Front-End Developer...

Company: Citigroup
Location: London
Posted Date: 07 Mar 2026

Senior Front Office Developer

Join Barclays as a Senior Front Office Developer where you will be turning complex challenges into innovative software... solutions. From server-side development to multi-threaded systems, your expertise in Python, Java, .NET, and web services...

Company: Barclays
Location: London
Posted Date: 27 Feb 2026

Senior C++ Developer

a Senior C++ Developer to help us drive our strategic vision transforming the trading landscape for our clients globally... and integrating different ways of information visualisation Evolve technically while working on data-intensive, latency-sensitive...

Posted Date: 26 Feb 2026

Senior Sustainable Quantitative Developer

, in the creation of new index products. ROLE SUMMARY: We are seeking a Python Developer to join our team in developing...Role profile: We are seeking a knowledgeable Quantitative Developer to join the Sustainable Index Research and Design...

Location: London
Posted Date: 21 Feb 2026

Horse Racing Team: Senior Software Developer

quickly, testing ideas, and learning from failure as much as success? Mustard Systems is seeking a Senior Software Developer... as a senior developer, bringing leadership, mentorship, and fresh ideas to the team. Requirements: We want someone who...

Company: Mustard Systems
Location: London
Posted Date: 19 Feb 2026

Prime Risk Senior Developer

Join Barclays as a Prime Risk Senior Developer, where you will be part of the Liquid Financing Technology team. The..., DynamoDB, and RDS. Proven experience with Python and Spark for distributed and real time data processing. Strong quantitative...

Company: Barclays
Location: London
Posted Date: 18 Jan 2026

Senior Software Developer: Analytics

and Application Support team. Marex is seeking a Senior C# Developer to join our Analytics Development Team in London. We're..., voice and DMA, plus award-winning data, insights and analytics. For more information visit Marex has unique access...

Company: Marex
Location: London
Posted Date: 04 Jan 2026

Senior Developer Experience Engineer

. We are specifically looking for candidates comfortable working with AI, CI pipelines and developer tooling. Our data stores include... exclusive data and information on every UK property, search over 500,000 homes for sale and rent, find the best agents...

Company: Zoopla
Location: London
Posted Date: 26 Feb 2026

Senior Full Stack Enginer / Web Developer (Real-Time 3D, AI-Native)

Firebase, Cloud Functions, and Firestore. Build secure, scalable APIs using Node.js and/or Python to support real-time data... Developer who is a creative problem solver and systems thinker. You don’t just write code — you design intelligent systems...

Company: NOVΛVERSE
Location: London
Posted Date: 06 Jan 2026

Senior GenAI Developer - Innovation Labs (VP)

senior engineer to lead the design and development of the various AI services as part of the Citi Innovation Labs. The ideal... Engage with data-science, technical and business stakeholders to define and design overall architecture for key use-cases...

Company: Citigroup
Location: London
Posted Date: 11 Mar 2026

Senior Java Developer

with our Product team and Data Scientists to define and execute on the future path for our products. Key Responsibilities: Work... closely with senior engineers to design, build, and maintain back-end services and systems that support our AI-powered...

Company: Echobox
Location: London
Posted Date: 08 Mar 2026

Senior Golang Developer

. Deploy R&D machine learning models that have reached enough technological maturity into production (either in data centres... of machine learning tooling and infrastructure for using production data in R&D research projects to improve the scale...

Company: Yoti
Location: London
Posted Date: 08 Mar 2026
Salary: £75000 - 80000 per year

Senior Software Developer

environments. Strong, hands-on experience building backend services using Python. Proven ability to work effectively... across frontend and backend codebases. Solid understanding of SQL databases and data modeling. Experience working with cloud...

Company: Tangible
Location: London
Posted Date: 27 Feb 2026

Senior Java Developer - Client Lifecycle Management

, data, and AI functions, with a focus on modern architectures, AI-driven automation, and cross-jurisdictional data..., AML, FATCA/CRS, LEI, and other regulatory checkpoints. Implement automation across entity matching, data validation...

Company: S&P Global
Location: London
Posted Date: 02 Jan 2026

Software Engineer - Data Platform

in one or more of Java, Python (or similar) Strong system design skills across API-driven architectures, Data-intensive services, Batch... Engineers, the Engineering Manager, and cross-functional partners in Compliance, Finance, and Data Engineering to implement high...

Company: Visa
Location: London
Posted Date: 15 Feb 2026

Software Engineer - Data Platform

in one or more of Java, Python (or similar) Strong system design skills across API-driven architectures, Data-intensive services, Batch... Engineers, the Engineering Manager, and cross-functional partners in Compliance, Finance, and Data Engineering to implement high...

Company: Visa
Location: London
Posted Date: 14 Feb 2026

Lead Data Analytics Engineer - Global Technology Analytics, Insights and Metrics

is appropriate. Proficiencies in a modern data stack. This includes Excel, Python, R Studio, Power BI, Tableau, Qlik, SQL, Python... an adventure where you can push the limits of what's possible. As a Lead Data Analytics Engineer at JPMorganChase within the...

Company: JPMorgan Chase
Location: London
Posted Date: 30 Jan 2026

Principal Data Analytics Engineer - Global Technology Analytics, Insights and Metrics

for one of the world's leading financial institutions, you've come to the right place. As a Principle Data Analytics Engineer... sound statistical and analytical methods to technology data to inform strategy, execution, and investment decisions...

Company: JPMorgan Chase
Location: London
Posted Date: 30 Jan 2026

Principal Engineer, Data Platforms

to improve the developer experience, velocity, and efficiency of all data engineering teams. Lead the evaluation, prototyping... automation (Terraform, Ansible). Expert proficiency in Python, Scala, or Go, and extensive experience with data transformation...

Location: London
Posted Date: 07 Jan 2026

Scientific Data Engineer - EMEA

. What You Will Do You will be a Senior member of the Scientific Data Engineer team and helping build Tetra Data and productizable solutions, which is the... also provide mentorship to junior team members. As a Senior Scientific Data Engineer, you should be comfortable leading internal...

Company: TetraScience
Location: London
Posted Date: 12 Dec 2025