Lead Cloud Platform Engineer Java Python Jobs in London, UK

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Remote Python Engineer Enterprise Asset & Data Platform

Alexander Ash Consulting is looking for a Python Engineer to support the automation initiatives of an asset manager. The role involves building applications and data platforms, focusing on enterprise production-grade applications. Candidates should have over 4 years of experience in Python development within fin ...

Platform Python Engineer APIs, AI Tools & Enterprise

Harrington Starr is seeking a Full Stack Python Developer to join its engineering team in Greater London. This role involves building and maintaining production-grade Python APIs and services, contributing to AI-driven tooling, and working closely with product owners. Candidates should have at least 2 years in P ...

Backend Engineer FinTech Data Platform (Python/AWS)

A financial technology company in Greater London is seeking a Python Backend Developer to lead technical projects, mentor junior developers, and develop backend services for their platform. This role involves working with Python, Flask, FastAPI, SQL, and AWS technologies. The ideal candidate will have strong col ...

Senior Python Engineer Insurance Pricing Platform (Hybrid)

Travelers Europe is seeking a Software Engineer in Greater London to enhance the hx Renew platform, a pricing decision intelligence tool. The role involves collaboration, mentoring junior engineers, and addressing complex engineering challenges. Successful candidates will bring strong programming skills, particu ...

Senior Python Platform Engineer for ML Toolchain

King is looking for a Senior Platform Engineer (Python focus) to join its ML Toolchain team in Greater London. This role involves building Python services and APIs for the internal platform that supports machine learning at scale. Candidates should have strong backend engineering skills in Python, experience wit ...

Python/React Software Engineer FinTech Trading Platform

Hunter Bond is seeking a talented Software Engineer to join its dynamic technology team in London. This role involves designing and maintaining scalable high-performance applications, building robust backend systems with Python, and collaborating with traders and quants. The ideal candidate will have 1-5 years o ...

Data Platform Engineer Python, Spark & AWS Pipelines

LinuxRecruit is looking for a Data Platform Engineer to join their team in London, United Kingdom. The ideal candidate will possess critical and statistical thinking skills and have a strong enthusiasm for solving complex problems. Candidates must be proficient in SQL and Python, along with experience ...

Platform Automation Engineer Low Latency Infra, Python

A leading systematic trading firm in London is seeking a Platform Engineer to enhance their infrastructure through automation. You will collaborate with a global team, using cutting-edge technologies and practices in a fast-paced environment. The ideal candidate has a degree in Engineering or Computer Science, a ...

Senior Python Backend Engineer — Front Office Platform

A leading financial services recruitment agency is seeking an experienced Python Engineer to contribute to a front office-facing platform within a tier-one investment bank. This role involves building backend services in Python, working on data-intensive workflows, and improving system design. Candidates should ...

Backend Engineer FinTech Data Platform (Python/AWS)

A financial technology company in Greater London is seeking a Python Backend Developer to lead technical projects, mentor junior developers, and develop backend services for their platform. This role involves working with Python, Flask, FastAPI, SQL, and AWS technologies. The ideal candidate will have strong col ...

Python Software Engineer Pricing Platform, Flexible Work

A leading motor insurance provider in London is looking for a Software Engineer to enhance their pricing and underwriting tools. You will develop innovative solutions while collaborating with a dynamic team of engineers and stakeholders. The ideal candidate will have over 3 years of experience in software develo ...

Senior Backend Engineer (Rust/Python) – FinTech Platform

A financial technology firm in the City of London is seeking a financial software engineer to join their back-end team. The role involves designing and maintaining cloud-native solutions, working with Rust and Python, and collaborating with stakeholders in the finance sector. The ideal candidate possesses a stro ...

Backend Engineer for AI Platform | Python & AWS

A technology-driven startup in London is looking for a Software Engineer to build shared platform layers for AI solutions. You will utilize your extensive Python experience to create frameworks and APIs that enhance productivity across product teams. The role is hybrid, requiring part-time office presence, and o ...

Founding Python Platform Engineer — Banking AI, Equity

An innovative AI startup in London is seeking a Founding Forward Deployed Engineer to integrate AI with financial institutions. In this role, you will design Python data pipelines and work closely with bank security teams. Ideal candidates will have at least 5 years' experience and expertise in Python within sta ...

Senior Software Engineer –Trading Platform (.NET, Python)

Overview Join Barclays as a Senior Software Engineer – Trading Platform (.NET, Python) and you will be responsible for designing, building, and modernising a critical investment banking platform that drives client behaviour through dynamic pricing and axe rate management. You will develop high-per ...

Senior Platform Engineer AWS & Python (Hybrid London)

Client Server in London is seeking a Platform Engineer with expertise in AWS and Python. This senior role offers substantial influence over infrastructure and includes responsibilities in designing, implementing, and maintaining AWS services. You will lead initiatives such as database migration and security impr ...

ETF Platform Engineer — Python & Front Office Trading

Talan Group is seeking a candidate for a position focusing on Front Office Trading production projects within the ETF market in London. The role involves developing and implementing trading tools, enhancing existing production support tools, and requires a strong background in IT development, particularly in Pyt ...

Senior SDET: Python & AWS Platform Quality Engineer

A leading technology firm in England seeks an experienced Software Development Engineer in Test (SDET). You will be responsible for designing and building high-performance tools to validate ML data pipelines and developing automation frameworks. The ideal candidate will have over 8 years of experience in softwar ...

Platform Engineer Go/Python, Azure Infra, Equity

An innovative AI startup in London seeks a passionate Software Engineer to build and maintain cloud infrastructure, create Kubernetes clusters, and write IaC with Terraform. The ideal candidate has a strong technical background in Go or Python, thrives in a client-facing role, and values autonomy. Enjoy a flexib ...

Software Engineer, Travel Platform — Python/Django/React

A leading travel management company in London is seeking a Software Engineer to join their team. The role involves developing a travel-related web product using Python and React, integrating with third-party APIs, and contributing to system architecture design. The ideal candidate possesses a strong engineering ...

Greenfield Python Platform Engineer for Quant Research

A leading quantitative trading firm is seeking a Software Developer to build a Python-based research platform from the ground up. This role involves collaborating directly with researchers and requires advanced Python skills and system design expertise. Ideal candidates will have 2-10 years of experience in engi ...

Trading Platform Python Engineer — High Impact Tech

A diversified trading firm is seeking a skilled Software Engineer to enhance their trading platform. The successful candidate will manage proprietary trading systems, write performance-sensitive Python code, and collaborate across teams to implement effective technology solutions. A Bachelor's or Master's degree ...

Backend Python Engineer: AI powered Patent Platform

A leading AI-first patent research platform in the UK seeks a software engineer to develop core features and collaborate with senior engineers. Candidates should have over 2 years of engineering experience, strong Python skills, and familiarity with Django. This position requires working onsite three days per we ...

Python Backend Engineer — AI Platform & Systems (Equity)

A cutting-edge AI startup is seeking a Software Engineer (Python) to help build an advanced AI wealth management platform. The ideal candidate will have over 4 years of experience in Python engineering, focusing on AI platforms and backend systems. Responsibilities include developing model orchestration, scalabl ...

Python Platform Engineer: Data Orchestration & CI/CD

A technology firm in Greater London is seeking a Python Platform Engineer to design and build a central automation platform. This role involves writing high-quality code and delivering key components of a sophisticated reporting system. The ideal candidate will have extensive Python experience focused on large c ...

Python Engineer for Front Office Trading Platform

A diversified trading firm in Greater London is seeking a Python Engineer to join an established trading team. This role involves collaborating directly with traders to influence the design of the trading system and developing efficient solutions. The ideal candidate has over 3 years of professional experience i ...

Data Platform Engineer (AWS, Python) – Remote – Contract

La Fosse is partnered with a global modern tech business looking to hire a Senior Data Platform Engineer (AWS, Python) on an initial 3-month contract basis.Location: Remote, candidates must be UK based Duration: 3 months initial (possible extension)Start date: Early June, ...

Data Platform Engineer (AWS, Python) – Remote – Contract

La Fosse is partnered with a global modern tech business looking to hire a Senior Data Platform Engineer (AWS, Python) on an initial 3-month contract basis.Location: Remote, candidates must be UK based Duration: 3 months initial (possible extension)Start date: Early June, ...

Senior Platform Engineer / Cloud Engineer Financial Services

Huge Career ProgressionAmazing Company Culture & EnvironmentAbout Our ClientOur client is a well-established organisation within the financial services industry, known for its commitment to technological innovation. Operating as a medium-sized company, they provide a pro ...

Senior Platform Engineer / Cloud Engineer Financial Services

Huge Career ProgressionAmazing Company Culture & EnvironmentAbout Our ClientOur client is a well-established organisation within the financial services industry, known for its commitment to technological innovation. Operating as a medium-sized company, they provide a pro ...

Senior Software Engineer Wise Platform Verification Java

Company Description Wise is a global technology company, building the best way to move and manage the world’s money. Min fees. Max ease. Full speed. Whether people and businesses are sending money to another country, spending abroad, or making and receiving international payments, Wise is ...

Senior Java Engineer – Greenfield Platform, Hybrid London

11 roles available (mid to senior level) Pay rate: Outside IR35 – £600 to £800/day (depending on experience) Duration: Initial 6–9 months (programme running through to 2027) Working Arrangement: Hybrid – ~2 days/week in London A major Financial Se ...

Backend Engineer (Java) Scale Global Joybuy Platform

JD.COM is seeking an experienced Java software engineer to enhance our retail service Joybuy in European markets. The role involves developing software for marketing, ecosystem, and supply chain management, ensuring system performance and scalability. Ideal candidates should hold a relevant bachelor's degree, ha ...

Senior Java Engineer Low Latency Trading Platform

Bank of America is seeking a Software Engineer III in Bromley, focusing on Electronic Trading Technology. This role involves delivering key functional changes, collaborating with quantitative traders, and participating in the full development lifecycle. Candidates should have excellent communication skills and a ...

AVP Java/Kotlin Platform Engineer – Prime Brokerage

Citigroup Inc. is seeking a talented engineer to join their Prime Brokerage Technology team. This role involves ownership of development components within the Core Prime Brokerage platform, with a focus on Java and Kotlin. You will collaborate on agile processes and contribute to ongoing software enhancements. C ...

Senior Java/React Engineer – Platform & Data Services

A global financial services firm is seeking a Software Engineer III to enhance its PricingDirect platform. The role involves designing robust software solutions primarily using Java and Spring Boot, collaborating with diverse teams, and working with technologies like React and DynamoDB. Successful candidates wil ...

AVP Java/Kotlin Platform Engineer – Prime Brokerage

Citigroup Inc. is seeking a talented engineer to join their Prime Brokerage Technology team. This role involves ownership of development components within the Core Prime Brokerage platform, with a focus on Java and Kotlin. You will collaborate on agile processes and contribute to ongoing software enhancements. C ...

Senior Java Backend Engineer – Platform & Ad Tech

Global is looking for a Java Developer in Greater London to join their DAX engineering team. In this role, you'll take ownership of features from inception to deployment, improving their ad server platform using modern Java micro-services, Kubernetes, and continuous integration tools. Candidates should have a st ...

Senior Java Engineer, SEO Platform – Scale & Impact

Wise, based in Greater London, is looking for a Senior Software Engineer to join the SEO Product team. The role involves designing and maintaining services using Java and Spring Boot, mentoring junior engineers, and collaborating with product managers. Candidates should have strong communication skills, experien ...

Senior Java Engineer Low Latency Trading Platform

Bank of America is seeking a Software Engineer III in Bromley, focusing on Electronic Trading Technology. This role involves delivering key functional changes, collaborating with quantitative traders, and participating in the full development lifecycle. Candidates should have excellent communication skills and a ...

Senior Java/React Engineer – Platform & Data Services

A global financial services firm is seeking a Software Engineer III to enhance its PricingDirect platform. The role involves designing robust software solutions primarily using Java and Spring Boot, collaborating with diverse teams, and working with technologies like React and DynamoDB. Successful candidates wil ...

Senior Core Banking Platform Engineer – Java/React

Airwallex is seeking a skilled software developer to join their Core Banking Platform team in Greater London, UK. This role requires a strong technical background in Java or ReactJS and a passion for developing innovative financial solutions that empower global businesses. The successful candidate will work clos ...

Senior Java Backend Engineer | Enterprise Platform Leader

A global financial services organisation is seeking a Senior Java Engineer to contribute to a vital enterprise platform. This hands-on role involves not only development but also shaping technical standards and collaborating with senior engineers to enhance platform quality. Ideal candidates should have strong e ...

Senior Java Engineer — Scale Fintech Rewards Platform

A dynamic fintech company is seeking a Senior Java Engineer to build and scale their rewards platform. The role involves developing features, optimizing performance, and ensuring seamless integrations. Candidates should have over 4 years of Java backend experience, strong CI/CD skills, and familiarity with cloud ...

Senior Java API Engineer – Pricing Platform (Hybrid)

A leading retail technology firm in Greater London is seeking a skilled Java Developer to join their Price Service team. The role involves designing robust, scalable APIs used across all of Tesco’s channels, serving millions of shoppers weekly. Key responsibilities include implementing systems, translating produ ...

Senior Java Engineer – Equities Trading Platform (Hybrid)

Citi is seeking a motivated software engineer for the Equities Technology team in London. This role involves collaborating with engineers and delivering technical solutions for trading applications, requiring strong knowledge in Java and experience in agile development. Candidates should have 6-10 years of relev ...

Java & Clojure Platform Engineer for Derivatives Data

A leading financial data provider in London is seeking a Java/Clojure Engineer to develop and enhance software applications. You will work closely with analysts, improving platform infrastructure and ensuring high standards of performance and security. Candidates should have a Bachelor’s degree in Computer Scien ...

Java Software Engineer – Greenfield Trading Platform (London)

A dynamic sports betting startup in London is seeking Java Software Developers to join their innovative team. The role involves working with quantitative researchers and talented engineers to build data integrations and support systematic trading models. Candidates should have at least 3 years of Java developmen ...

Senior Software Engineer, Java for Investments Platform

A global technology company in the UK is seeking a Product Manager to develop innovative financial solutions. You will define and shape the Wise Assets product, focusing on user experience and data-driven decisions. The role requires strong project coordination skills and experience in web applications developme ...

Platform Engineer: Backend Java for Data Fabric

A leading consultancy firm is looking for a Backend Java Developer for a hybrid role in London. You will build core backend services for a Data Fabric platform, implementing rule engines and working with SQL parsing and distributed data systems. Ideal candidates should have strong experience in Java (17/21), Spr ...

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