101 to 125 of 620 Permanent Java Jobs in London

Java Developers - Greenfield Payments Project - Remote Senior Java Developer - FinTech (payments) London, St Pauls (flexible remote working) Up to £90,000 p.a. + 10-15% bonus Company Overview : Join a leading FinTech here in the heart of Central London, where they're using modern innovative technology to drive positive social … will be working on a state of the art greenfield payments project aimed at making fast payments even faster. If you're an experienced Java Engineer with a passion for making a difference, this could be a good opportunity for you. They're seeking a skilled Java Engineer to help … create meaningful solutions using modern Java related technologies such as Spring Boot, Microservices, Kafka, Kubernetes, Docker all while harnessing the power of AWS. Key Responsibilities : Develop and maintain Java applications with Spring Boot and microservices. Collaborate with cross-functional teams to deliver high-quality software. Build and optimize RESTful APIs. more »

Contract Java Developer – Microservices – London – Inside IR35 A Java Developer is required by a leading Global Consultancy with a number of ongoing Programmes based in London. The Contract is offered inside of IR35 on a rolling 6 month basis paying £400-450 a day. The role requires hands on programming … skills with at least Java 8.0, Microservices, Multithreading, Spring (and Spring Boot) and API Design skills. In this role you will be implementing and managing a microservices environment, designing APIs using industry design patterns. Additionally you will be troubleshooting performance and security issues in a live production environments. Any experience … preferred. In return we will offer a starting Umbrella rate of £450 a day Inside of IR35 on a rolling 6 month contact Contract Java Developer – Microservices – London – Inside IR35 Kite Human Capital – Hire Better We are unashamedly focused on working with only the best people, who care about customer more »

implementing and supporting technical solutions. Extensive experience working with big platforms - specifically Adobe or CDP. Understanding of various programming languages such as Python, R, Java etc, including data modelling. Qualification in Computer Science or Engineering Confident communicator, able to present in a clear and precise way with an understanding of more »

Empiric are looking for two SC Cleared Senior Java Developer's for a long-term contract position with a Central Government Organisation. This is an excellent opportunity to join an exciting and high impact programme with a vital department. Key Skills; Java/J2EE Experience of stored procedures Oracle DB more »

Principle Engineer. Polyglot. Java/Python. £160,000 - £180,000 + 30% Bonus and Benefits. Investment Management. In this role, you will design, develop, modify, adapt and implement short- and long-term solutions to information technology needs through new and existing applications, systems, databases and applications infrastructure. You will review … or more SDLC methodologies (e.g. Scrum), operating with efficiency and visibility Able to communicate highly technical content to a variety of audiences Expertise in Java and Python server-side is a plus Experience and knowledge of AWS and other Cloud providers is a big plus If you are interested to more »

I'm working with a boutique systematic hedge fund who are currently hiring for a Core Java Developer to spearhead the build out of their state-of-the-art E-Trading Platform. The successful candidate will join a dynamic front office FX team and will handle complex technical challenges using … one of the most business-critical platforms in the entire firm. Required Skills: Minimum of 4 years commercial experience in software engineering. Strong Core Java programming skills (multithreading, Zero GC, low latency) Strong analytical and problem-solving skills. Passionate about business facing roles and talking to users directly. Strong communication more »

Snowflake Solutions Architect Perm London/Hybrid (2-3 days per week) As a Snowflake Solutions Architect, you will: Join the team of Delivery Leads, technical SMEs who play a pivotal role in scoping, planning, and delivering company engagements Design more »

team on a contract basis. The ideal candidate will possess a deep understanding of backend systems, performance optimisation along with programming languages such as Java and Python and a familiarity with AEM. Key Responsibilities: Server-Side Development: Utilise your expertise in programming languages such as Java and Python to develop … Provide guidance and mentorship to junior developers, leading backend projects to successful completion. Qualifications and Experience: Proven experience in server-side programming languages (e.g., Java, Python). API Development: Extensive experience with RESTful APIs and GraphQL. Infrastructure Management: Proficient in using infrastructure-as-code tools like Terraform. Cloud Expertise: Hands more »

Graduate Java Software Engineer Hybrid 2 days per week onsite London Salary up to £45,000- £55,000 + benefits *Must be eligible for SC Clearance *Must have previous experience working in consultancy We are currently partnered with a top innovator within the Consulting space, who are looking to expand … their Java team. We currently looking for a number of Java developers to join them on a number of exciting projects across defence, ecommerce, financial services, energy and health and life sciences. You will have expertise spanning various aspects of software development, including Java OOPS concepts, Java 8 features, multi … threading, web applications, REST services and testing frameworks. Minimum of 2 years of hands-on experience in Java software development Extensive experience with Java 8, Restful services, Junit, Wiremock, Mockito, Spring, Docker, Kubernetes Proven ability to design, implement, and deliver complex software solutions. Strong problem-solving and analytical skills. Excellent more »

Proficiency with automation tools such as Ansible, Puppet, or Chef. Experience with Terraform for managing cloud infrastructure as code. Strong programming skills in Python, Java, or Ruby. Exceptional analytical, problem-solving, communication, and collaboration skills. Keen attention to detail, with the ability to multitask and prioritise projects effectively. Ability to more »

an advisory and delivery capacity. strong knowledge surrounding Generative AI. Highly skilled and hands on with data and software engineering technologies- SQL, Python, R, Java etc Excellent communication skills, being able to communicate and collaborate within a team and client setting. Benefits £170,000 - £240,000 up to 50% bonus more »

Grabyo, please visit this website . If technology gets you going in the morning, then you are in the right place! As a Junior Java Software Engineer at Grabyo; you will have exposure to the backend APIs and services that sit at the core of the Grabyo Platform. Some days … transcoding or automated closed captioning; while other days you might be part of the team architecting our platform to improve our path to microservices. Java, JavaScript, Go, NoSQL, serverless architectures, microservices, auto-scaling and auto-recovery, AWS Kinesis, ECS Fargate, DynamoDB, media processing, Terraform - these are a few of the … work/project by designing, building, maintaining, iterating and supporting new features and new products Requirements How do I get this job? Proficiency in Java Professional experience with databases (SQL and NoSQL) Knowledge of micro-service oriented architectures Proven expertise with cloud providers (bonus points for AWS - our chosen cloud more »

Senior Java Developers - FX Trading Central London, 1 - 2 days per week onsite Mid-level up to £85,000 Senior up to £120,000 Financial Trading House A leading financial trading house in the heart of London is hiring for multiple Java developers with extensive trading & low latency experience. While … projects upcoming including the creation of a prop trading platform for crypto. Hiring at all levels, strong package and flexible salaries. Tech Stack Core Java, React, Springboot, AWS, Docker, Kubernetes, Low Latency FX If you haven't worked with these technologies before it offers a good opportunity to learn and … tech. Hiring at all levels, strong package and flexible salaries. If this opportunity is of interest, they are interviewing now so please apply! Senior Java Developers - FX Trading more »

machine-learning, clustering and classification techniques, and algorithms Previous experience of working on AI focused projects Fluency in a programming language (Python, C,C++, Java, SQL) Familiarity with Big Data frameworks and visualisation tools Hit apply or send across your CV for review and let's set up a call more »

Excellent understanding of debugging tools such as gdp, perf, DTrace and SystemsTap Strong troubleshooting skills Strength with any programming language (Go, Python, Rust, Julia, Java, C++, Scala, Haskell or other functional languages would be a plus) This is a fantastic opportunity to work in one of the highest skilled Linux more »

Position : Senior Developer Location : Bishopsgate, London Employment Type : Contract Inside IR35 Company Overview : Join our client's dynamic team at, a leading firm in the financial services industry. They specialize in providing innovative solutions to the Global Broking Division. Our more »

Senior Software Engineer - Hedgefund 2 - 3 days per week onsite, Oxford Street, London £85,000 - 125,000 depending on experience Core Java, Multithreading, Low Latency Hiring at all levels, strong package and flexible salaries. Global Hedgefund with a vibrant office on Oxford Street and flexible hybrid 2-3 days split … between office and home are looking for Senior Java Developers. You will join their team, becoming a key member of the engineering function as they start to build out their product portfolio. Core Java, Multithreading, Low Latency If you haven't worked with these technologies before it offers a good … some of the most in demand tech. 2 - 3 days per week onsite, Oxford Street, London £75,000 - 125,000 depending on experience Core Java, Multithreading, Low Latency If this opportunity is of interest, they are interviewing now so please apply more »

of designing and building solutions to complex problems at scale. They predominantly use Python, although proficiency in any object-oriented programming languages such as Java, C++, or Python is fine. It would be great if you had experience with prompt generation systems or natural language processing. Familiarity with the latest more »

Junior and Mid Level Java Developer- London/Hybrid As a developer, you’ll be responsible for developing high-quality solutions. You’ll work as part of a team and report to the Head of Engineering. It’s a fast-paced environment, so you will need to make sound, reasoned … around you. You’ll do this whilst learning about new technologies and approaches, with room to learn, develop and grow. Essential Requirements: 5+ years Java experience 2+ practical experience in Spring Boot Microservices Architecture Experience in 3 or more of the following: TDD Automated acceptance testing/BDD/Cucumber more »

Senior Software Engineer - London, Hybrid - £75k + Bonus Senior Java Developer - FinTech London, St Pauls (2 days per week onsite) Up to £75,000 p.a. + 10-15% bonus Company Overview : Join a leading FinTech here in the heart of Central London, changing the way the world sees payments. They … re seeking a skilled Java Engineer to help create meaningful solutions using modern Java related technologies such as Spring Boot, Microservices, Kafka, Kubernetes, Docker all while harnessing the power of AWS. Key Responsibilities : Develop and maintain Java applications with Spring Boot and microservices. Collaborate with cross-functional teams to deliver more »

see come to life in your customer base. Experiences we are looking for: 3+ years of experience using React native/iOS Experience in Java, Swift/Kotlin/iOS React experience is a bonus Experience in direct line management and building CICD pipelines with fast API is a bonus. more »

Work with and seek to improve technical standards. Take an active part in design and architectural discussions. Requirements 3+ years of experience. Experience with Java and/or Kotlin and Spring Boot. Worked in AWS cloud environments. A solid grasp of PostgreSQL or similar relational databases. Experience with Event-driven more »

Java Developer – Billion Dollar Hedge Fund – Order Management System (Between £85,000 - £110,000 Base Salaries + 30% Bonus) The Mission: My client is one of the global leading hedge funds that is offering the right and enthusiastic candidate a stepping stone into front-office technology, through the ability to more »

We are a leading name in cyber defence, aiding Governments, Nations and Societies to defend themselves from an ever-evolving world of cybercrime. We are currently looking for an experienced Software Engineer to join our prestigious Government and Law Enforcement more »

work with clients in sectors such as healthcare, government, defense, transportation, energy, consumer goods, and financial services. They are currently looking to bring on Java Developers within their London office on a permanent basis. Key Responsibilities: Apply strong object-oriented programming principles in Java to design and implement robust and … scalable solutions. Leverage Java 8 features, including streams, functional interfaces, and collections, to enhance code readability and maintainability. Demonstrate a deep understanding of multi-threading concepts, implement strategies to avoid deadlocks, and optimize performance through parallel runs and resource sharing. Design and develop web applications using MVC frameworks, incorporating dependency …/Ansible. Use a combination of Cucumber, JUnit, Selenium, and Postman for comprehensive testing. Qualifications: Minimum of 5 years of hands-on experience in Java software development with leadership responsibilities. Extensive experience in the specified technologies and tools. Proven ability to design, implement, and deliver complex software solutions. Strong problem more »