Python micro-services with RabbitMQ and OpenShift/Kubernetes, using SQL Server and Parquet. The London Commodities Risk Technology team builds a front-office distributed platform for trading and risk calculations on assets like oil, gas, power, and exotics, collaborating with traders and quants.

You will work with Python, JavaScript, SQL, Kafka, AWS/Azure, PostgreSQL, SQL Server, ClickHouse, and MongoDB. The team designs and delivers real-time, high-performance trading systems for Energy & Commodities, integrating market data, risk, and front-to-back office workflows.

Java 11+, Spring Boot, microservices, event-driven architecture, Terraform, and cloud platforms (Azure, AWS, or GCP). The team builds post-trade technology solutions including business-critical applications, APIs, client reporting platforms, and web portals for capital markets. You will mentor developers and contribute to architectural decisions.

ExxonMobil★3.9 (5.7k)· London

Work as a Full Stack Developer using Python, Node.js, React or Angular, SQL/PostgreSQL/MongoDB, and cloud platforms like Azure/AWS/GCP. You will build and maintain scalable web applications, APIs, dashboards, databases, and data pipelines to support ExxonMobil's Global Trading organization's commercial and trading activities.

You will work with front-end technologies (HTML, CSS, JavaScript, React, Angular), back-end (Python, Node.js), databases (SQL, PostgreSQL, MongoDB), and cloud platforms (Azure, AWS, Google Cloud). You will design and maintain applications supporting commodity trading, market analysis, and risk management within ExxonMobil's Global Trading organization.

Durlston Partners· London

You'll use Java, Spring Boot, Kafka, and AWS (EKS, S3), plus PostgreSQL, SQL Server, and CI/CD. The team builds the core trade processing, reconciliation, and reporting platform for a leading systematic hedge fund’s multi-asset trading, collaborating closely with traders and quants.

Use Core Java, Spring, Linux, relational databases, and multi-threading to build and maintain front office eTrading applications for Fixed Income and Derivatives flows. You will work directly with traders, sales, and quants in a globally distributed team, optimizing performance and supporting low-latency solutions.

Adaptive Financial Consulting★5.0 (1)· London

Java, Spring, Cucumber, JUnit, GitHub, FIX Protocol, and Aeron are key technologies. The role is within a financial consulting firm that designs and delivers front-office technology solutions for capital, commodity, and digital market participants. This is a contract position, outside IR35, in the Fintech sector.

ExxonMobil★3.9 (5.7k)· London

Full stack developer using React or Angular, Python or Node.js, SQL/PostgreSQL/MongoDB, and cloud platforms (Azure, AWS, Google Cloud). Builds and maintains web applications, APIs, and data pipelines supporting commodity trading, market analysis, and risk management within ExxonMobil’s Global Trading organization.

Senior C# .NET Developer working on high-performance applications for Global Markets IT. You will use C#, .NET, MS SQL, and DevOps/CI/CD tooling to build event-driven architectures supporting XVA, Liquidity and Financial Resource Management, collaborating with Front Office stakeholders.

You will work with Java 11+, Spring/Spring Boot, Microservices, TDD/BDD (JUnit, Spock, Mockito), Git, Maven, and CI/CD on a cloud platform (AWS, Azure, or GCP). The role involves building and evolving a post-trade technology platform — including in-house systems, APIs, and client portal — for a specialist post-trade clearing and prime brokerage firm. You will also manage and mentor a small team of Java developers.

You will work with Playwright, JavaScript, TypeScript, automation frameworks and CI/CD pipelines on a strategic front‑office derivatives trading platform, embedded within the bank’s Front Office Derivatives Technology team.

Grid Dynamics★3.4 (19)· London

Build high-performance React and TypeScript trading applications using WebSockets, RSocket, and streaming market data. Work within an embedded team modernising a Tier 1 investment bank’s electronic trading platforms, migrating legacy Angular apps to React. Collaborate with backend Java engineers on mission-critical front-office systems.

Core Java, Spring Framework, Linux, and relational databases for low-latency eTrading applications on a globally distributed team building the next generation Front Office Trading System for Fixed Income and Derivatives flows.

Work with Java, J2EE, Python, Spring Framework, SQL/Oracle/PL-SQL, Kafka, REST APIs, and cloud technologies (AWS/Azure) on platforms such as TriplePoint CommodityXL, Endur/Openlink, Allegro, or RightAngle. You will design, develop, and modernize applications covering the full commodities trading lifecycle—trade capture, exchange connectivity, scheduling, risk, P&L, and settlements—for a global energy trading business. The role includes mentoring developers and coordinating delivery with offshore teams.

Work with Java 21, Spring Boot, Spring Cloud, ReactJS, Microsoft Azure, Kafka, JMS, REST APIs, microservices, and CI/CD. You'll contribute to FX platform modernisation programmes, transforming legacy systems into cloud-native architectures within a financial services consultancy.

Java, Spring Boot, DevOps, and Linux are used to design and develop front office eTrading applications for the trading business, working directly with traders, sales, and quants. The role is part of a globally distributed team.

TP ICAP★3.1 (34)· London

You will work with React, TypeScript, C#, .NET, Java, SQL, GitLab, CI/CD, and AWS. As part of the Equities technology team, you will contribute to front-end and back-end software for internal broking users and external customers.

Java, Spring Boot, microservices, cloud, TDD/BDD (JUnit, Spock, Mockito), and CI/CD tools (GitHub, Azure DevOps, Jenkins). You will build and evolve a post-trade clearing and prime brokerage platform, including in-house systems, APIs, and a client web portal. The role includes managing a small Java team and has an explicit pathway to Head of Engineering within 24 months.

BlackRock★3.8 (632)· London

You will work with React, Angular, or Vue, Java 17+, TypeScript, RESTful and GraphQL APIs, SQL and NoSQL (Cassandra, Ignite), AWS, Azure, or GCP, Docker, Kubernetes, CI/CD, and Spring Boot. The role builds scalable web applications and high-performance APIs for BlackRock's Aladdin investment and trading platform. You will mentor junior engineers and may lead a team.

Senior Java developer working with Java 11+, Spring Boot, microservices, cloud platforms (Azure/AWS/GCP), Terraform, CI/CD, and AI tools. The team builds post-trade technology solutions, APIs, client reporting platforms, and custom trading systems for capital markets.

Build UI components using React.js, TypeScript, JavaScript, HTML5, CSS3/SASS, and state management tools. You will join the Global Markets Technology team at a leading investment bank, designing responsive, data-driven interfaces for trading, risk, and analytics platforms.

BlackRock★3.8 (632)· London

Work with React, Angular, or Vue, Java 17+, RESTful and GraphQL APIs, and SQL/NoSQL databases including Ignite, plus Spring Framework and Spring Boot. You will build scalable web applications and backend services for BlackRock’s Aladdin platform, which powers global investment and trading operations.

Work with React (or similar JavaScript frameworks), Python, Go, or Java, building APIs with REST, gRPC, NATS, AMPS, or Kafka, and handling data/storage layers. You will own end-to-end features for the firm’s proprietary trading and risk platforms, supporting real-time pricing, risk management, and execution across global commodities markets.

Java, React (Vite, NX), Kafka/Solace/RabbitMQ, WebSockets/SSE, Rx, Kubernetes, and SQL drive a multi-year platform modernisation building real-time, low-latency, high-performance microservices for front office trading. You will combine hands-on engineering with technical leadership, shaping architecture and engineering standards.