Senior Software Engineer (Java)

TP ICAP Group; Greater London; On-site; GBP 70,000 - 90,000; Full time

Job summary

A leading global financial services firm based in Greater London is seeking a Senior Java Developer to deliver low-latency trading system components. The ideal candidate will have expertise in Java and experience with distributed systems, cloud environments like AWS, and trading flows. This role emphasizes collaboration across global teams and innovation in financial markets, offering a dynamic career within a connected network aiming for sustainable growth.

Qualifications

• Strong experience designing and building high-performance Java services.
• Experience with cloud environments (AWS, EC2, EKS, Kubernetes).
• Knowledge of FIX engines and market connectivity workflows.

Responsibilities

• Design, build, and optimize trading services across multiple asset classes.
• Collaborate with globally distributed engineering, product, and operations teams.

Skills

Java expertise

Distributed messaging technologies (Solace/Kafka)

Event-driven systems deployment

Memory architectures

CI/CD concepts

Strong communication skills

FX, Credit, or Commodities trading knowledge

Tools

Maven

JUnit

Git

Spring Boot

Open Telemetry

Grafana

Hazelcast

Cucumber

Job description

Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution of data, through responsible and innovative solutions. **Role Overview** TP ICAP are looking for a Senior Java Developer delivering low‑latency, highly available trading system components with deep expertise in Java, FIX connectivity, and distributed real‑time messaging. In this role, you will be responsible for designing, building, and optimising mission‑critical trading services across multiple asset classes.**Role Responsibilities** **Experience / Competences** Strong experience designing and building high‑performance, low‑latency Java services within electronic tradingStrong experience with distributed messaging technologies (Solace/Kafka) and real‑time systems Strong experience designing and building event-driven systems deployed to cloud environments (AWS, EC2, EKS, Kubernetes)Experience with memory architectures and network performance in low latency platformsExperience with Maven or Gradle (Maven preferred), and JUnit Experience in Git or other source control systemsExperience in CI/CD concepts Strong communication skills with the ability to collaborate effectively across globally distributed engineering, product, and operations teamsExperience with FX, Credit, or Commodities electronic trading flows Knowledge of FIX engines and market connectivity workflows Knowledge of Linux engineering, troubleshooting, and performance optimisation Experience with Spring Boot or Google Guice dependency injection frameworksExperience with observability stacks (Open Telemetry, Grafana) Experience with distributed caching solutions such as HazelcastExperience with BDD and automation frameworks (Cucumber) **Connecting clients, communities and colleagues for sustainable growth**TP ICAP connects people, platforms, ideas, and insight across the world’s financial, energy and commodities markets. As a global leader in market infrastructure and data-led solutions, we enhance market access, increase efficiencies, and unlock possibilities.**Work with us**Joining TP ICAP puts you at the heart of markets that matter.You’ll have the freedom to innovate and act on your initiative. We’ll train you and build your abilities in your specialist area, so that you can become an expert in your field. And all within a connected network that’s there to set you up for success.TP ICAP Group is a collection of premium brands each with a distinct, client-focused offering. Underpinning and connecting these client-facing brands is the financial security, operational strength and know-how we have as a Group.Connections are at the heart of what we do. We combine our people’s know-how with the latest technology to improve price discovery, trade execution and liquidity flow.Connections create strength. Through them, we help our clients to manage risk, realise investment strategies and expand the scope for growth.And connections act as a catalyst. Sparking richer solutions for our clients to break new ground, modernising markets for future performance, and creating dynamic careers for our people. Our capacity to connect builds trust, supports communities and gives us the power to anticipate and respond to change, whatever direction the world takes. It’s what makes TP ICAP a mainstay in the global markets, now and in the future.TP ICAP. We connect.