151 to 175 of 503 Java Jobs in London

Product Engineer

Hiring Organisation
Bloc Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Partner closely with Product to challenge and sharpen requirements before they hit the backlog What we're looking for Strong TypeScript/JavaScript and Java/Kotlin NestJS, React, PostgreSQL or MongoDB (Not all required) Hands-on with AWS, Docker, Terraform, and modern CI/CD A genuine, practical understanding ...

Senior Backend Engineer, Fraud & Risk Engine

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
focus on speed, scalability, and reliability. Strong product-oriented mindset, with end-to-end ownership of features and close collaboration across teams. Proficiency in Java (preferred) or solid experience with similar backend programming languages. Familiarity with messaging systems such as Kafka or RabbitMQ, and strong knowledge of relational databases ...

Solutions Architect - London, Wembley

Hiring Organisation
Adecco
Location
Wembley, London, United Kingdom
Employment Type
Permanent
Salary
£75000 - £85000/annum + Benefits
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 ...

Solution Architect x2 - London

Hiring Organisation
Adecco
Location
Wembley, London, United Kingdom
Employment Type
Permanent
Salary
£75000 - £85000/annum + Benefits
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 ...

Graduate Software Engineer / Quant Developer / Quant Researcher - Up to £180,000 + Bonus + Package

Hiring Organisation
Hunter Bond
Location
London Area, United Kingdom
infrastructure ✅ What We're Looking For A degree in Computer Science, Mathematics, Physics, Engineering, or another STEM discipline Strong programming skills in Python, C++, Java, C#, or KDB+/Q Excellent analytical and problem-solving abilities A genuine interest in technology, quantitative research, and financial markets Strong academic achievement ...

GCP Data Engineer

Hiring Organisation
HCLTech
Location
London Area, United Kingdom
data manipulation, querying, and optimizatio n.Expertise in at least one programming language commonly used in data engineering, preferably Python. Scala or Java is a plu s.Solid understanding of data warehousing concepts, data modeling techniques (dimensional modeling, Kimball, Inmon), and ETL/ELT processe s.Experience with version control systems (e.g. ...

Backend Developer

Hiring Organisation
Tiro Partners
Location
London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £95000/annum
optimisation. Writing clean, maintainable and well-tested code. Nice to have Experience in any of the following would be beneficial, but isn't essential: Java development. Docker or Kubernetes. GraphQL. CI/CD tooling such as GitHub Actions. Test-Driven Development (TDD). Experience working with distributed or cloud-based ...

Senior Backend Dev (Node.JS)

Hiring Organisation
Tiro Partners Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £95,000 per annum
optimisation. Writing clean, maintainable and well-tested code. Nice to have Experience in any of the following would be beneficial, but isn't essential: Java development. Docker or Kubernetes. GraphQL. CI/CD tooling such as GitHub Actions. Test-Driven Development (TDD). Experience working with distributed or cloud-based ...

UI Developer Lead

Hiring Organisation
Adecco
Location
Bromley, London, United Kingdom
Employment Type
Contract
Contract Rate
£850/day Inside IR35
Technical Leadership : Mentor and guide a team of UI engineers, ensuring best practices in coding, testing, and performance optimization. · Integration : Ensure smooth integration with Java-based backend services and real-time data streams. · Performance Scalability : Optimize UI for low-latency, high-frequency trading environments. · Innovation : Stay ahead of emerging technologies ...

Senior Software Engineer I – Contacts Team

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
learn more, we do want to hear from you! You get things done You have experience working with large scale distributed systems You have Java knowledge You have experience working with relational and non-relational databases, query optimisation and designing schemas You have a strong product mindset and passion ...

Senior Engineering Lead - Account Management

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
transactional environments (payments, banking or similar). Experience designing and optimising databases and data models for high throughput and correctness. Experience with JVM platform (Java/Kotlin/Spring Boot). Additional Information For everyone, everywhere. We're people building money without borders — without judgement or prejudice, too. We believe ...

Senior Software Engineer I - Servicing Platform

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
87000 to 111000 GBP Annually
those listed below and are eager to learn more we do want to hear from you! Strong proficiency in backend programming languages like Java, Python or Go. Passion for building at scale – You've worked on high-throughput systems and know what it takes to keep services fast and reliable ...

Lead AI Platform Engineer (Contract)

Hiring Organisation
GlobalLogic
Location
London Area, United Kingdom
enthusiasm for safe and scalable AI. Specifically: Strong engineering foundations, with experience building scalable distributed systems or data platforms. Fluency in Python, SQL, Java, and modern data processing frameworks. Expertise in cloud-based AI/ML ecosystems, particularly AWS SageMaker (required). Proven experience developing monitoring frameworks, observability pipelines ...

Senior Software Engineer, Business Pricing

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
both new and existing customers, making them fairer, more intuitive, attractive and more scalable. Qualifications What does it take: 5+ years of experience in Java or Kotlin (or other JVM based language) Strong experience with Spring framework, relational databases, distributed and concurrent systems (Kafka) Close collaboration with product managers, data ...

Lead Data Scientist

Hiring Organisation
SBS
Location
Greater London, England, United Kingdom
Generative and Agentic AI Proficiency in AI/ML model development, including feature selection, XAI techniques, and consensus modelling Strong programming skills (e.g., Python, Java, or similar) and experience with open-source AI libraries Ability to integrate AI models into commercial software architectures and ensure compliance with GDPR and security ...

Site Reliability Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
desire to build truly exceptional products, not just solve immediate challenges. You have a strong background working in either Python, Golang or Java, having used one of these programming languages to build production level software. You have experience working with Kubernetes or other container orchestration systems. You have experience with ...

VodafoneThree - Senior Manager, HBB Engineering

Hiring Organisation
VodafoneThree
Location
Greater London, United Kingdom
Employment Type
Full Time
heart of every delivery. Who you are You'll bring deep, end‐to‐end knowledge of engineering technologies such as React, Java, Node.js, microservices, RESTful APIs, and cloud‐native architectures. You have proven experience leading engineering teams and shaping high‐performance cultures. You're confident in Agile delivery, with hands ...

Test Engineer

Hiring Organisation
IXICO
Location
London Area, United Kingdom
processes and ways of working. Desirable Proven experience of executing software testing with minimal supervision. Knowledge in scripting or programming languages (e.g. Bash, Python, Java). Working with Linux command line tools. Identifying tasks, dependencies and risks during backlog grooming. Providing reasonable test estimates. Knowledge of clinical trial and image ...

Full Stack Java Developer

Hiring Organisation
FDM Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£40,000 per annum, Negotiable, Pro-rata, Inc benefits
About The Role FDM is a global business and technology consultancy seeking a Full Stack Java Developer to work for our client within the Fintech sector. This is initially a 6 month contract with the potential to extend and will be a hybrid role that will be based in London. … client is seeking to onboard a Java engineer with predominantly full stack experience and a desire to join an established agile squad, to deliver new requirements and fixes for client projects. This individual will take on complex stories required for implementing the international Processing Engine (IPE) application to meet client ...

Backend Developer

Hiring Organisation
scrumconnect ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
delivery, and scalable digital services that genuinely make a difference. Role Overview We are seeking an experienced Senior Backend Developer with strong expertise in Java and Spring Boot to design, develop, and maintain scalable Back End systems. The ideal candidate combines solid software engineering fundamentals with the ability to effectively … coding assistants to accelerate delivery, improve code quality, and enhance engineering productivity. Key Responsibilities Design, develop, and maintain scalable Back End services using Java (8/11/17+) and Spring Boot Build, optimize, and maintain RESTful APIs and microservices-based applications Collaborate with Front End, DevOps, product ...

Java & React

Hiring Organisation
Randstad Technologies
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
data processing with highly responsive front-end interfaces, all hosted in a modern cloud environment. What You Will Do Build scalable applications using Core Java, multithreading, and ReactJS to handle heavy datasets efficiently. Engineer cloud-native solutions by designing, maintaining, and deploying applications leveraging Kubernetes and Amazon AWS. Design … business problems. What You Bring to the Table 5 to 7 years of experience in full-stack software engineering. Deep backend expertise in Core Java, specifically with multithreading, complex algorithms, and data structures. Frontend proficiency building responsive UIs with ReactJS, JavaScript/TypeScript, and state management tools (Redux or Context ...

Senior Java Developer

Hiring Organisation
HCLTech
Location
City of London, London, United Kingdom
migration of D2C services to new infrastructure, including rollback planning, environment validation and post-migration sign-off Your Skills and Experience Solid Core Java Skills - Good understanding of Java fundamentals including object-oriented programming, collections, exception handling and concurrency. Integration, API Development and Databases - Experience building and deploying event-driven … equivalent) and build tools such as Maven or Gradle Containerization and Orchestration - Practical experience with Docker and Kubernetes, including deploying and managing containerized Java services Monitoring and Observability - Experience with monitoring and alerting tooling such as Geneos, Grafana and Prometheus or equivalent, with an appreciation of what good operational visibility ...

Technical Lead

Hiring Organisation
XCEEDANCE LIMITED
Location
London Area, United Kingdom
Technical Lead – Java (AI Enabled) Engineering · UK About Xceedance Xceedance is a global provider of strategic consulting, managed services, and technology solutions to the insurance industry. We help insurers, reinsurers, brokers, and MGAs modernize operations, enhance underwriting and claims capabilities, and accelerate digital transformation using data, analytics, and advanced platforms. … seeking an accomplished Technical Lead with deep Java expertise and demonstrated experience integrating AI/ML capabilities into production systems. This role combines hands-on engineering with technical leadership — you will own the architecture and delivery of cloud-native microservices on our BPA (Beyond Policy Administration) platform, lead a team ...

Senior Backend Engineer - Remote

Hiring Organisation
Datascope Recruitment
Location
East london, United Kingdom
looking for would ideally have experience in a similar position and harbour some of the following skills. Several years’ experience working with Golang, Java, C# or C++ Experience with Kubernetes, Docker, Terraform Experience with AWS Passion for simulation games If this sounds like something that interests you, send in your ...

Senior Frontend Developer

Hiring Organisation
Formula Recruitment
Location
London, United Kingdom
Typescript - ideally also with Next.js Strong UI/UX intuition with a user-centric approach Fullstack exposure with Python or another backend programming language - Java, Go, Node etc Experience working in a lean start-up environment is beneficial What's on offer: Salary up to £80,000 + Benefits Central ...