1,151 to 1,175 of 2,295 Java Jobs in London

Senior Software Engineer - Front End - Studio (Core)

Location
Greater London, England, United Kingdom
innovation, strong work ethics, and we are committed to providing our team members with the support and resources they need to succeed. Tech Stack Java Spring Boot, Kafka, gRPC/REST, Kubernetes and Cloud (AWS or Azure). What We're Looking For Master Java and Spring Boot, and comfortably ...

Backend Software Engineer .Net Java Low Latency

Hiring Organisation
Client Server
Location
London, UK
Employment Type
Full-time
Backend Software Engineer/Developer (C# .Net Java Low Latency) London to 90kAre you a technologist who enjoys contributing to technical discussions and using the best tool for the job? You could be progressing your career at a global, financial Market Data provider whilst enjoying a range of perks … subject matter expertise on the .Net stack and contributing to technical design discussions. You'll use a range of technology including Apache Flink with Java for large scale data processing and will be able to assess and recommend new and emerging technologies, using the best tool for the job. Location ...

Senior Full Stack Kotlin Developer

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
full software development lifecycle. You'll: Lead the development of user-centred, production-ready software Design and build robust, scalable backend services using Kotlin, Java and Spring Boot Develop and integrate RESTful APIs and microservices Work collaboratively with multidisciplinary teams to solve complex client problems Take ownership of development … software development, with Kotlin at the heart of your recent experience . Essential Solid, current experience developing in Kotlin and the JVM ecosystem Strong Java development background Extensive experience across the full software development lifecycle Strong experience with Spring Boot and the wider Spring Framework Experience designing and developing microservices ...

Director, Application Development Manager

Location
Greater London, England, United Kingdom
Corporate Actions Platform owning the end‐to‐end delivery of critical components. Design and implement scalable, high‐performance full‐stack solutions using Java, Oracle, and enterprise messaging frameworks. Utilise and drive adoption of AI capabilities into the team’s daily practice to accelerate delivery. Ensure all solutions align with architecture … Technical Skills Significant experience in software engineering with additional experience in leadership roles (e.g., Head of Engineering, Technical Lead). Expert‐level proficiency in Java and frameworks like Spring Boot for building microservices. Strong expertise with relational databases (Oracle) and data modelling (canonical data models, JSON). Deep experience with ...

AI Application Developer

Location
Greater London, England, United Kingdom
learn. Fine-tune and optimize models for performance and scalability. Software Development: Write clean, maintainable, and efficient code in programming languages such as Python, Java, or C++. Develop APIs and integrate AI models into applications. Data Handling: Collect, pre-process, and analyse large datasets to train and evaluate AI models. … development and software engineering. Experience with end-to-end AI project deployment is highly desirable. Technical Skills Proficiency in programming languages such as Python, Java, or C++. Hands-on experience with AI/ML frameworks like TensorFlow, PyTorch, or scikit-learn. Strong understanding of algorithms, data structures, and software design ...

Staff Engineer Java Spring Boot AWS

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Staff Engineer/Principal Software Developer (Java Spring Boot AWS) London/WFH to £120k Are you an experienced Staff Engineer who enjoys taking technical ownership, leading projects and working directly with clients? You could be progressing your career at a global technology consultancy, working on complex, long-term transformation … delivering meaningful outcomes for clients. What you'll be doing: Leading technical projects and client engagements from design through to delivery Developing scalable Java applications using Spring Boot and microservices Modernising and migrating legacy systems to AWS Designing and working with REST APIs and distributed systems Introducing and improving ...

Node Developer

Location
Greater London, England, United Kingdom
translating them into effective outcomes. You understand and align with Solirius Reply Values. The Role We are looking for an experienced Node Developer with Java or Front End Development experience to join our team here at Solirius. You will be working as part of a team, developing and delivering exciting … like Mocha, Chai, or Jest. Familiarity with front‐end technologies like React, Vue, or Angular is a plus. Experience with back‐end technologies like Java or .Net is a plus Package and Benefits Competitive Salary Bonus Scheme Private Healthcare Insurance 25 Days Annual Leave + Bank Holidays ...

Automation Engineer (Back End) - (Security Cleared Or Previously Held SC)

Hiring Organisation
Solirius Consulting
Location
London, UK
Employment Type
Full-time
software development life-cycle. Hands-on experience of building test automation frameworks from scratch. Proficiency in scripting and programming languages such as JavaScript and Java (3+years). Experience of API testing, ideally using RestAssured or SoapUI.Experience in the implementation of Contract Testing solutions. Familiarity with the configuration of CI/… automation frameworks. Familiarity with containerisation technologies (e.g., Docker) and orchestration tools (e.g., Kubernetes) for testing microservices in a containerised environment. Automated API testing with Java (e.g. RestAssured/SoapUI)Experience with Contract Testing tools (e.g., PACT)Experience using collaborative tools such as Jira, Confluence, or similar for test case management ...

Remote Java Developer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Java DeveloperUp to 90,000Heathrow with Remote workQuant Capital is urgently looking for a Java Developer to join a pioneering tech start-up. Our client is an is an innovative financial technology and middle and back operations provider. By combining over 16 years of maintaining the highest level of service … rapidly growing company at an exciting stage in its development. The role: This role and would suit a candidate with 5 years of Java development experience. The successful candidate will be a talented Java developer with a passion for solving engineering problems and delivering business functionality. The role will involve ...

Senior Full-Stack Java Developer (Remote UK, 6–12m Contract)

Location
Greater London, England, United Kingdom
Morgan Hunt UK Limited is recruiting a Senior Full Stack Java Developer for a 6-month contract (likely extension) with a UK remote arrangement. You will join a government organisation, working in an Agile, cross-functional delivery team to build cloud-native applications using Java 21, Spring Boot, React, Next.js ...

Java API Developer, Assistant Vice President

Hiring Organisation
State Street Bank
Location
London, UK
Employment Type
Full-time
DescriptionRole Summary :We are seeking an experienced Java API Developer to join our Digital Asset development team. This is a hands‐on engineering role responsible for building and operating secure, resilient API services that power institutional digital asset capabilities—spanning digital custody, tokenization enablement, digital transfer agency, and digital cash … functional teams to build robust, scalable, and secure digital asset products that meet our business and technical requirements. Role Description: Design, develop, and maintain Java backend services and REST APIs that support digital asset product flows (custody, tokenization, TA, digital cash/settlement) and integrate cleanly into the broader platform. ...

Full-Stack Camunda Developer — Java, Microservices, Cloud

Location
Greater London, England, United Kingdom
eTeam is seeking a Full Stack Developer (Camunda) in London to design and implement Camunda 8 workflows with Java-based services and React UI components. You will contribute to banking/financial IT projects in an AGILE environment, and participate in SCRUM ceremonies while delivering scalable, testable code. The role … requires strong Camunda, Java, Spring Boot, and SQL skills, plus experience with OpenShift and CI/CD tools. Hybrid onsite work with 2–3 days on site is expected. #J-18808-Ljbffr ...

NTN Stack SW Architect (UK)

Location
Greater London, England, United Kingdom
If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process. NTN Stack SW Architect (UK) Full Time London, United Kingdom ...

Software Engineer III (Java & JavaScript)

Hiring Organisation
Elsevier
Location
Greater London, United Kingdom
Employment Type
Full Time
member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Software Engineer III (Java & JavaScript) Do you enjoy designing and developing scalable, high-performance applications using Java and JavaScript? About the team: You will join the Identity & Access Management team, which … data manipulation languages. Understanding of data modelling principles. Ability to work with complex data models. Proficiency in development languages including but not limited to: Java/J2EE, JavaScript, JSP, HTML, Node.js, React, XML, SQL, Windows, UNIX. Experience with Keycloak, Auth0, or another identity provider, including realm configuration, authentication flows ...

Software Engineer III (Java & JavaScript)

Location
Greater London, England, United Kingdom
enjoy designing and developing scalable, high-performance applications using Java and JavaScript? About The Team You will join the Identity & Access Management team, which owns the authentication and authorisation infrastructure underpinning Elsevier’s global product suite. Do you enjoy designing and developing scalable, high-performance applications using Java and JavaScript … data manipulation languages. Understanding of data modelling principles. Ability to work with complex data models. Proficiency in development languages including but not limited to: Java/J2EE, JavaScript, JSP, HTML, Node.js, React, XML, SQL, Windows, UNIX. Experience with Keycloak, Auth0, or another identity provider, including realm configuration, authentication flows ...

Agile Software Engineer - Java - Greenfield Multi-Asset Trading Platform

Hiring Organisation
Stanford Black
Location
London, UK
Employment Type
Full-time
About The RoleOne of the world's leading fintech firms is expanding their London headcount and is looking for highly Agile Java Engineers to join their group. They are looking for people of varying seniorities to join their Agile squad and drive best practices such as TDD, BDD, and pair … build-out of a brand new, greenfield multi-asset trading platform. You would be working with bleeding-edge tech including the latest version of Java, Kafka, and Kubernetes, as well as being able to be cross-trained in Scala and Kotlin, with everything being built in AWS.Not only this ...

Java Developer

Hiring Organisation
NTT DATA
Location
London, UK
Employment Type
Full-time
review. Troubleshoot problems with the application working with the customer, development and test teams where/when required. EssentialKnowledge, skills and experience: Excellent core Java 1.8, Spring, Sprng boot, Quartz, RabbitMQ, IBM MQ, Functional programming (Erlang), Oracle and DB2 databases, Websphere and Tomcat serversExcellent and proven experience of Oracle … team to ensure internal and external SLAs are met. Excellent communication and interpersonal skills are also required for this role. Excellent skills with supporting Java technologies such as TomcatExcellent knowledge of protocols such as REST, AMQP, JMSUnderstanding on failover and disaster recoveryProven software development experienceDesirableGood Understanding on infrastructure, F5, networkknowledge ...

Senior Lead Software Engineer - Java & React

Location
Greater London, England, United Kingdom
will guide architecture, design and delivery, shaping product functionality and technical operations within a diverse, inclusive team. Ideal candidates bring deep experience in Java, Spring Boot, React, Kubernetes, and modern SDLC practices, with a strong focus on automation, CI/CD, and cloud-native solutions for financial services IT systems. ...

Senior Java Developer for Scalable Telecom BSS/OSS

Location
Greater London, England, United Kingdom
core BSS/OSS products, mentor juniors, and collaborate with architects and cross-functional teams to ensure robust, scalable systems. The role focuses on Java-based technologies, Spring Boot, RESTful APIs, microservices, and containerisation with Kubernetes/OpenShift, with responsibilities across Agile delivery and code quality. #J-18808-Ljbffr ...

Senior Java Engineer- Up To £700 P/D - Outside IR35!

Hiring Organisation
Hunter Bond
Location
London Area, United Kingdom
client are a leading technology organisation working across financial services and energy trading is looking for experienced Senior Java Engineers to join its engineering teams. This is a hands-on software engineering opportunity, working on complex, bespoke solutions for financial markets clients. You’ll be involved across both greenfield … blockchain technology. Outside R35 contract which is extendable to 12 months! Up to £700 Day rate as well! • Develop and enhance server-side Java/JVM applications, with Java as the primary back-end technology. • Build robust services using Spring and Spring Boot. • Work across greenfield and brownfield projects within ...

Java Developer, Short Term Trading Technology

Location
Greater London, England, United Kingdom
offer so you can participate in activities that benefit your career while delivering impactful technology solutions. Description We are looking to hire a Java Back‐End Developer to join our Short‐Term Desk Technology team. The candidate must be highly motivated to use agentic engineering patterns tools to aggressively advance … office stakeholders and ownership across the full software lifecycle. Core Engineering Design, build, and maintain high quality, scalable microservices using the latest versions of Java and modern frameworks. Develop new functionality while evolving existing components with clean, maintainable, well tested code. Apply TDD, good CI/CD practices, and strong ...

Senior Software Engineer (Java)

Location
Greater London, England, United Kingdom
capital from some of the world's best investors: Sequoia Capital, Founders Fund, Brevan Howard Digital, Y Combinator, and Kaszek Ventures. Senior Software Engineer (Java) Location London Employment Type Full time Location Type Hybrid Department About ARQ ARQ is one of the fastest-growing fintechs in the world. Our mission … number of systems that our business depends on (e.g. card payments, treasury management, transactions booking, crypto liquidity) Our technology stack is based predominantly on Java 25 on the backend with Postgres database We rely on Spring Boot for quick and quality delivery We have a pragmatic approach to develop ...

Senior Manager of Software Engineering - Java / React

Hiring Organisation
JP Morgan Chase
Location
London, UK
Employment Type
Full-time
Skills: Formal training or certification in software engineering conceptsHands-on experience in system design, application development, testing, and operational stabilityAdvanced working experience with Java, Spring Boot, React, and KubernetesProficiency in automation and continuous delivery methodsSkilled in all aspects of the Software Development Life CycleAdvanced understanding of agile methodologies, including … machine learning, or mobile)In-depth knowledge of the financial services industry and IT systemsPractical cloud native experiencePreferred Qualifications, Capabilities, and Skills: Experience with Java and OracleFamiliarity with messaging platforms such as RMQ and KafkaExpertise in KubernetesProficiency in ReactJS and JavaScriptFunctional knowledge of FX or Dervis Settlements domainIf ...

Senior Java Software Engineer - Payment Schemes

Location
Greater London, England, United Kingdom
latest blogs or our case studies with Women in Tech. Position Overview We’re seeking highly motivated engineers with at least 5 years of Java experience to play a key role in our Payment Schemes team. You will build and maintain the systems responsible for Starling’s payment integrations ensuring … continuous deployment. If you care enough to find elegant solutions to difficult technical problems, we’d love to hear from you. Tech Stack Java (makes up the majority of our backend codebase) AWS & GCP (we're cloud-native) Distributed service-based architecture Kubernetes (EKS) TeamCity for CI/CD (lots ...

Senior Software Engineer I - Backend (Java) London, UK

Location
Greater London, England, United Kingdom
maintainable, and high‐performance solutions to both business and technical challenges. What you’ll be doing Designing and building new features and enhancements using Java 17+, Spring Boot, Elasticsearch, Kafka, Gradle, Hibernate, Couchbase, SQL, and Docker. Collaborating with cross‐functional teams and stakeholders to shape solutions and align on priorities. … junior engineers, helping to build a culture of growth, ownership, and continuous improvement. We’re looking for someone who Brings strong commercial experience with Java 17+, Spring Boot, and Kafka. Has successfully led complex projects, including coordinating work across multiple engineers. Is highly collaborative, organised, and solution‐focused in their ...