401 to 425 of 530 Java Jobs in London

Java Electronic Trading Engineer – Front office London – Hybrid Java, Low Latency, FIX, SBE, Aeron, Linux, Docker, Kubernetes, AWS The company This is an unmissable opportunity for an experienced Java Electronic Trading Engineer to join one of the leading institutional digital asset firms in the market. With a global footprint … digital assets. What you will do Build the next generation of low-latency crypto trading systems from the ground up. Develop core server-side Java components across order management, market connectivity, low latency messaging and price distribution. Work deep in the stack — performance profiling, optimisation and tuning under live trading ...

data pipelines and services Develop batch and ELT/ETL data workflows for ingesting and processing large datasets Work with technologies such as Python, Java, Spark, SQL, and Airflow Apply good software engineering practices, including testing, documentation, and CI/CD Contribute to cloud‐based systems (AWS), focusing on reliability … working as a data or software engineer on production systems Strong skills in Python and experience with at least one backend language (such as Java) Understanding of data engineering concepts such as data lakes, batch processing, and distributed systems Experience building or operating data pipelines using tools like Spark ...

currently working with a London-based Financial Services client who are actively seeking a Principal Java Developer with extensive experience in the Risk and Market Data space. What you'll need to succeed : Strong server-side Java Development experience in a lead role working on Risk and Market Data platforms ...

Locations: London (must be willing to travel to client sites throughout the UK on an ad hoc basis) Level: Manager Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance ...

competitive advantage. Our globally diverse workforce operates in the Americas, Asia-Pacific, Europe, Australia and the Middle East. We are seeking an experienced Backend Java Developer to join our team, responsible for building and enhancing scalable, high-performance applications within a financial services environment. The ideal candidate will combine strong … with domain knowledge in Counterparty Credit Risk (CCR), collateral management, or margining systems . Key responsibilitie Design, develop, and maintain robust backend services using Java and related technologies. Contribute to the development of systems supporting Counterparty Credit Risk (CCR), collateral, and margin calculation workflows. Work closely with business stakeholders, quants ...

keeps frameworks lean and focuses on what matters: clean, maintainable code, shipped fast with TDD, DDD, and continuous integration and delivery. Our stack includes Java 17/21, GCP, Kubernetes, Grafana, Prometheus, NewRelic, PostgreSQL, Redis, Spock, jOOQ, and Flyway. Up to shape what's next in finance … like risk management, fraud detection, and payment processing Focusing on greenfield development and improvement of existing systems What you'll need Fluency with Java 4+ years of experience in backend development A bachelor's degree in computer science, maths, physics, or similar field To be a quick learner with ...

technical designs aligned with broader architectural standards. Work effectively alongside external and internal technical teams as required. Develop high‐quality, low‐latency server‐side Java components using industry‐standard patterns. Apply continuous integration practices and automated testing (unit, integration). Conduct comprehensive testing prior to release into UAT. Assist with … intraday and overnight support rotations when required. Contribute to the evolution of pricing, distribution, and algorithmic trading components. Skills Required Strong server‐side Java experience, including demonstrable multithreaded development skills. Experience building highly available, distributed systems. Proven experience in tuning and developing low‐latency applications. Hands‐on experience with electronic ...

Senior Java Backend Developer East London & Essex Border, UK £590 per day (Inside IR35 via Umbrella) 4 Days per Week On Site We are partnering with the original line-assembly automotive manufacturer and are seeking an experienced Senior Java Backend Developer to join a small, Agile team click apply ...

near-zero downtime. Design and implement high-throughput, low-latency systems processing millions of real-time payment events Build event-driven architectures using modern Java and reactive frameworks Work extensively with non-blocking I/O, asynchronous flows, back-pressure, and concurrency Contribute to system and API design, focusing … with architects, engineers, and client teams across Europe Operate in Agile environments (Scrum/Kanban) with a strong engineering culture Tech Stack (current & evolving): Java 17+, Spring WebFlux, Akka, MongoDB, Kafka, reactive streams, distributed messaging, cloud-native tooling What You Bring We’re looking for engineers who enjoy thinking ...

Java Engineer Salary to £ 50 k + Company Options Scheme Hybrid working between your home, their offices (London Vauxhall) & client sites. NB: Please only apply if you have resided in the UK for the past 5 years and are prepared to go through UK SC Security Clearance This company ...

Ansible. Strong knowledge of CI/CD pipelines , particularly GitLab CI/CD. Working knowledge of at least one object-oriented programming language (e.g., Java). Deploying and managing Java Spring applications using Maven. Core Competencies: Highly proactive and ability to take ownership Experience working in a fast-paced environment ...

Ansible. Strong knowledge of CI/CD pipelines , particularly GitLab CI/CD. Working knowledge of at least one object-oriented programming language (e.g., Java). Deploying and managing Java Spring applications using Maven. Core Competencies: Highly proactive and ability to take ownership Experience working in a fast-paced environment ...

Java Engineer Salary to £50k + Company Options Scheme Fully remote working available for the right candidate (hybrid working between your home, their offices (London Vauxhall) & client sites would be preferred but isnt essential). NB: Please only apply if you have resided in the UK for the past ...

Java Engineer Salary to £50k + Company Options Scheme Fully remote working available for the right candidate (hybrid working between your home, their offices (London Vauxhall) & client sites would be preferred but isnt essential). NB: Please only apply if you have resided in the UK for the past ...

Hopeghospital in Greater London is seeking a Senior Java Developer to design and maintain high-quality Java applications. The role involves collaborating with cross-functional teams to deliver scalable solutions, optimizing performance, and mentoring junior developers. Candidates must have strong proficiency in Java, Spring, Hibernate, and experience with databases ...

Graduate/Junior Developer, Python, Linux, C#, Java - London (Teck stack: Graduate/Junior Developer, Python, Linux, C#, Java, .NET 10.0, C#, J2EE, Agile, TDD, BDD, Graduate/Junior Developer) Since 2006 our client's revolutionary marketing software platform has been helping businesses all over the world to attract, engage … experiences that are relevant, helpful, and personalized. Having recently launched in the UK, they looking to hire Graduate/Junior Developer (Python, Linux, C#, Java)) to become a part of their ever-growing family. They believe that individual developers are in the best position to make decisions about what should ...

Java Software Engineer - Systematic Trading London | £120,000-£160,000 + bonus Java, Trading Execution, Python The Role This is a hands‐on Java engineering role sitting close to the trading desk, focused on the evolution of a proprietary execution platform used in live markets. The work is visible, commercially … platform design, including scalability and system architecture decisions Supporting production systems, including involvement in a rota once up to speed What You Bring Strong Java engineering background, with solid experience building high‐performance systems Exposure to electronic trading environments, ideally with a focus on execution Understanding of any cash markets ...

Senior Full Stack Engineer – FinTech – London Based 🚀 💰Up to £140,000 plus benefits 🏡London based 💻Java, Spring Boot, Angular We’re partnered with a leading FinTech business who are now looking for a Senior Full Stack Engineer to join their team as they continue to build new products. The business … performing software solutions and supporting the mentoring of engineers. What will you be doing: Leading the design and development of full stack applications in Java, microservices architecture and modern front-end frameworks Architect solutions within a Spring Boot microservices environment using test-driven practices Be part of the build ...

software consistently. Candidate Requirements: Engineering Leadership Experience Proven track record managing and developing engineering teams (typically 515 engineers). Strong Technical Background Experience with (Java, C#.Net, Python), microservices, cloud platforms (AWS/GCP/Azure), and modern backend languages. FinTech or Regulated Industry Experience Understanding of payments, trading, banking … Responsibilities: Proven Engineering Leadership Experience leading multiple teams or managing managers in high-growth tech or fintech environments. Deep Technical Background Strong understanding of (Java, Python or .NET), microservices, cloud infrastructure (AWS/GCP/Azure), and modern backend stacks. FinTech Expertise Experience with payments, banking, trading, or regulated financial ...

business area. You will lead a team of 15 engineers, shaping the architecture and development of core platform components using modern technologies including Python, Java, React, MongoDB, OpenShift, and Camunda. The role offers the opportunity to work on complex, business-critical systems with high visibility across trading, structuring, and operations. … resilience Deliver high-quality, business-critical functionality aligned to front office and operational requirements Act as a hands-on technical leader across Python, Java, React, MongoDB, OpenShift, and Camunda Define and enforce engineering standards, best practices, and development processes Partner with global stakeholders to translate complex business needs into scalable ...

making corrections — with a primary focus on Python across backend services, data pipelines, and ML infrastructure, alongside JavaScript (including ReactJS), C/C++, Java, Rust, and Go. You will evaluate and refine AI-generated code for efficiency, scalability, and reliability, and work with cross-functional teams to enhance enterprise-level … training initiatives by curating code examples, building solutions, and correcting code — primarily in Python, with additional work in JavaScript (including ReactJS), C/C++, Java, Rust, and Go. Evaluate and refine AI-generated code to ensure that it is efficient, scalable, and reliable. Collaborate with cross-functional teams to enhance ...

making corrections — with a primary focus on Python across backend services, data pipelines, and ML infrastructure, alongside JavaScript (including ReactJS), C/C++, Java, Rust, and Go. You will evaluate and refine AI-generated code for efficiency, scalability, and reliability, and work with cross-functional teams to enhance enterprise-level … training initiatives by curating code examples, building solutions, and correcting code — primarily in Python, with additional work in JavaScript (including ReactJS), C/C++, Java, Rust, and Go. Evaluate and refine AI-generated code to ensure that it is efficient, scalable, and reliable. Collaborate with cross-functional teams to enhance ...

that make verification faster, more accurate, and more customer-friendly. What You'll Do: Design, build and maintain high-performance, scalable backend services using Java, Spring Boot, and cloud technologies Lead technical initiatives that improve our verification systems, focusing on automation, reliability, and performance Collaborate with product managers to translate … agents work efficiently Contribute to our engineering culture through knowledge sharing and best practices What We're Looking For: You have 10+ years of Java 8+ knowledge, recent experience with Spring framework Experience in working with SQL and NoSQL database Strong system design skills with experience building distributed, high-throughput ...

Search Place Limited is seeking a skilled Java Python Developer to join a leading Quant Investment manager in London. This role involves developing innovative solutions for equity derivatives, working closely within high-performing teams. The ideal candidate will have a strong background in Java and Python, with a passion ...

Skills and Experience Particularly strong in Kotlin or Java. Experience in designing and implementing data-driven APIs. Exposure to frontend development, especially React.js, Tailwind, REDUX, and Typescript. Past project experience with large-scale web services. ...