526 to 550 of 808 Java Jobs in London

back-end systems and collaborating with business stakeholders to ensure regulatory compliance. Candidates should possess strong programming skills in technologies such as Angular and Java, with experience in Repo trade lifecycle and cloud-based architectures. Competitive salary and benefits are included, with a hybrid working model allowing for flexibility. #J ...

architecture and design (architecture, design patterns, reliability, and scaling) of new and current systems. Experience programming with at least one modern language such as Java, C++, or C# including object‐oriented design. Master's degree in Machine Learning, Applied Mathematics, Operations Research or a related field, or equivalent work experience. ...

Integration design patterns Cloud integration architectures Security and governance frameworks Experience with: SOAP REST OData SFTP IDoc JMS Strong knowledge of: Message Mapping XSLT Java Mapping Proven experience leading large-scale integration transformation programmes. Excellent communication, stakeholder management, and leadership skills. If you are interested or would like to know ...

Integration design patterns Cloud integration architectures Security and governance frameworks Experience with: SOAP REST OData SFTP IDoc JMS Strong knowledge of: Message Mapping XSLT Java Mapping Proven experience leading large-scale integration transformation programmes. Excellent communication, stakeholder management, and leadership skills. If you are interested or would like to know ...

Integration design patterns Cloud integration architectures Security and governance frameworks Experience with: SOAP REST OData SFTP IDoc JMS Strong knowledge of: Message Mapping XSLT Java Mapping Proven experience leading large-scale integration transformation programmes. Excellent communication, stakeholder management, and leadership skills. If you are interested or would like to know ...

Core Java Developer - Low Latency Trading Technology Location: United Kingdom (Remote) We're working with a high-performance financial technology business whose software sits directly in the execution path of real-time electronic trading. This is not a Spring Boot microservices environment. This is an opportunity for an engineer … particularly interested in engineers who have built systems from the ground up and who understand what happens underneath the frameworks. Key Requirements: * Strong Core Java* Multi-threading, concurrency and locking* Memory management and garbage collection optimisation* Low-latency system design* FIX Protocol* Trading technology experience* Smart Order Routing, market connectivity ...

Senior Backend Engineer (.NET/Java Microservices) Contract: Inside IR35 Duration: 6 Months+ Hybrid - 2 days per week on site in London We're seeking a Senior Backend Engineer to design, build and enhance scalable backend services and APIs within a complex enterprise environment. You'll play a key role … delivering modern microservices while contributing to technical design and engineering best practice. Key Responsibilities Design and develop backend services using C#/.NET and Java (Spring Boot) . Build and support REST APIs and microservices. Contribute to architecture, technical design and system integration. Troubleshoot, optimise and support production systems. Collaborate ...

software development experience of designing and coding on enterprise web-based systems. Experience on Objected Oriented Design, Data modelling skills using UML. Experience with Java 8+; J2EE and Gradle/Maven. Experience with Spring (Boot, Security) and other Java frameworks. Experience with BPM tools such as Camunda (preferred), jBPM, Activiti ...

software development experience of designing and coding on enterprise web-based systems. Experience on Objected Oriented Design, Data modelling skills using UML. Experience with Java 8+; J2EE and Gradle/Maven. Experience with Spring (Boot, Security) and other Java frameworks. Experience with BPM tools such as Camunda (preferred), jBPM, Activiti ...

software development experience of designing and coding on enterprise web-based systems. Experience on Objected Oriented Design, Data modelling skills using UML. Experience with Java 8+; J2EE and Gradle/Maven. Experience with Spring (Boot, Security) and other Java frameworks. Experience with BPM tools such as Camunda (preferred), jBPM, Activiti ...

solution architecture for enterprise workflow and automation initiative s.8–12 years of experience in architecture & developmen t.Strong in Camunda BPM, microservices, workflow orchestration, and Java framework s.Solid understanding of cloud (Azure/AWS/GCP), CI/CD, containerizatio n.Ability to design scalable, secure, high‐performance automation solution s. Oversee … integrating microservices, APIs, event-driven systems, and legacy syste ms.Strong expertise in Camunda Platform 8/7, BPMN 2.0, D MN.Hands‐on experience with Java/Spring Boot, REST APIs, Kafka, cloud-native microservic es.Strategically support cloud migration and modernization programs involving Camun da.Conduct POCs, evaluate tools, and propose scalable ...

solution architecture for enterprise workflow and automation initiative s.8–12 years of experience in architecture & developmen t.Strong in Camunda BPM, microservices, workflow orchestration, and Java framework s.Solid understanding of cloud (Azure/AWS/GCP), CI/CD, containerizatio n.Ability to design scalable, secure, high‐performance automation solution s. Oversee … integrating microservices, APIs, event-driven systems, and legacy syste ms.Strong expertise in Camunda Platform 8/7, BPMN 2.0, D MN.Hands‐on experience with Java/Spring Boot, REST APIs, Kafka, cloud-native microservic es.Strategically support cloud migration and modernization programs involving Camun da.Conduct POCs, evaluate tools, and propose scalable ...

solution architecture for enterprise workflow and automation initiative s.8–12 years of experience in architecture & developmen t.Strong in Camunda BPM, microservices, workflow orchestration, and Java framework s.Solid understanding of cloud (Azure/AWS/GCP), CI/CD, containerizatio n.Ability to design scalable, secure, high‐performance automation solution s. Oversee … integrating microservices, APIs, event-driven systems, and legacy syste ms.Strong expertise in Camunda Platform 8/7, BPMN 2.0, D MN.Hands‐on experience with Java/Spring Boot, REST APIs, Kafka, cloud-native microservic es.Strategically support cloud migration and modernization programs involving Camun da.Conduct POCs, evaluate tools, and propose scalable ...

tick data. Consolidating legacy systems onto a next-generation cloud-native technology stack. Working closely with quantitative developers, researchers and portfolio managers. Supporting Java-based live data feed handlers. Requirements 5+ years working as a Software Engineer and/or Data Engineer. Strong expertise in Python, SQL and a good … Confident working with Linux and Docker. AWS experience preferred. An excellent communicator, ability to communicate clearly with technical and non-technical colleagues. Skills in Java and/or Kafka, Flink and Iceberg preferred. Cloud Data Warehousing experience preferred, especially using Snowflake. Financial experience – especially in relation to Buy Side, Electronic ...

tick data. Consolidating legacy systems onto a next-generation cloud-native technology stack. Working closely with quantitative developers, researchers and portfolio managers. Supporting Java-based live data feed handlers. Requirements 5+ years working as a Software Engineer and/or Data Engineer. Strong expertise in Python, SQL and a good … Confident working with Linux and Docker. AWS experience preferred. An excellent communicator, ability to communicate clearly with technical and non-technical colleagues. Skills in Java and/or Kafka, Flink and Iceberg preferred. Cloud Data Warehousing experience preferred, especially using Snowflake. Financial experience – especially in relation to Buy Side, Electronic ...

tick data. Consolidating legacy systems onto a next-generation cloud-native technology stack. Working closely with quantitative developers, researchers and portfolio managers. Supporting Java-based live data feed handlers. Requirements 5+ years working as a Software Engineer and/or Data Engineer. Strong expertise in Python, SQL and a good … Confident working with Linux and Docker. AWS experience preferred. An excellent communicator, ability to communicate clearly with technical and non-technical colleagues. Skills in Java and/or Kafka, Flink and Iceberg preferred. Cloud Data Warehousing experience preferred, especially using Snowflake. Financial experience – especially in relation to Buy Side, Electronic ...

Engineers with experience in one or more of the following technologies. We welcome applicants who bring depth in a particular language or specialism (e.g., Java-focused, C++-focused, Python-focused), as well as those with broader full-stack expertise. Programming Languages: •Java •Python •RUST Frontend Frameworks: •Vue.js (or similar modern ...

support partner integrations alongside Product managers and embark on new and thrilling projects that expand our network of global partnerships. With expertise in Java, Spring Boot, Kafka, and PostgreSQL you'll design and implement highly available, resilient services to support our partner ecosystem's rapid growth. Collaborate with talented Engineering … support seamless payments, and manage foreign exchange (FX) risk at scale. What will you be doing? Design, develop, and maintain highly scalable services in Java and Spring Boot within a microservices architecture. Apply domain-driven design to build robust, scalable solutions. Lead development efforts in event-driven architectures using Kafka ...

Active Security Clearance (SC), and with proven team lead experience to join a business-critical programme. Key Requirements: Proven experience working as a Lead Java Developer within the public sector Demonstrable team lead/leadership experience - ability to guide developers, support technical decision making, and ensure delivery standards Active Security … Clearance (SC) Expertise in a range of technologies, including Java 8 and 17+, Spring/Spring Boot, React/HTML AWS Cloud Services experience Working experience with MySQL Nice to have: Technical hands-on experience with Terraform, Kibana, Apache Camel Linux in a containerised environment Immediate availability ...

Skills Experience: Solution Architecture with a clear focus on E-commerce platforms or API/Middleware ecosystems. Technical Stack: Expert-level knowledge of Node.js, Java (Spring Boot), and PostgreSQL - able to read and critique vendor code, not just high-level diagrams. Integration Expert: Deep proficiency in API management patterns, Webhook ...

channels. Integrate quantitative models and new market data feeds into the pricing platform. Produce detailed technical designs aligned to solution architecture. Implement high‐quality Java server‐side components, applying industry‐standard development patterns. Build simulation and back‐testing environments; investigate regression issues where required. Conduct automated unit, integration, and performance … cyber vulnerabilities, contributing to strong risk and control governance. Participate in intraday or overnight support rota when required. Required Technical Skills Strong server‐side Java development experience, including multithreading. Experience building global, distributed systems in a real‐time trading environment (24x5.5). Proven experience developing Rates or FX pricing systems ...

want to hear from you! You get things done You have experience working with large scale distributed systems You have years of Java 8+ knowledge You have experience working with relational and non-relational databases, query optimisation and designing schemas You have a strong product mindset and passion for customer ...

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. You'll play … colleagues, and contributing to a positive team environment. Essential Skills & Experience Excellent communication skills with a collaborative approach to delivering high-quality products. Strong Java backend development experience. Recent hands-on experience with OAuth 2.0 , including customising identity workflows. Ability to lead technical discussions, mentor team members, and explain complex ...

platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Accepting applications until: 31 July 2026 Job Description Your Role: Junior Java Developer - DAX Exchange Are you an early-career engineer who wants to build high-performance systems that power digital advertising at scale? As a Junior … Java Developer - DAX Exchange at Global, you'll join a small, focused team building performance-critical services in modern Java. You'll work on the matching engine that connects advertisers with outdoor screens and, over time, live radio and on-demand audio. You'll contribute to production code from ...

Backend Java Developer - Circa £540 per day inside ir35 - Remote with occasional travel to Croydon - 3-6 months Please note: Due to the nature of the project, successful applicants will be required to be SC cleared prior to appointment. My client is a global leading consultancy. They … hunt for a Java Developer to join a central government client of theirs click apply for full job details ...