26 to 38 of 38 Java Developer Jobs in London

Java Developer

Hiring Organisation
Qualient Technology Solutions UK Limited
Location
London, United Kingdom
Employment Type
Contract
Description: Senior developer with the following skills and experience. Strong communication and collaboration skills key for working in DevOps culture with ability to guide team members, when needed. Growth mindset. Essential Skills: Core AWS Services: Proficiency/understanding of key AWS services listed below:- S3 Athena Glue- Lambda DynamoDB … OpenSearch CloudFormation API Gateway ECS CloudWatch Programming and Core Services • Fluency in Kotlin/Java, NodeJS, TypeScript • SQL Databases: Experience with SQL, and NoSQL databases such as DynamoDB Security – strong understanding of security principles within the AWS environment, including RBAC and the principle of least privilege, storing credentials securely ...

Senior Java Developer - Low Latency

Hiring Organisation
HCLTech
Location
City of London, London, United Kingdom
intuition with that, and some modern messaging like Aeron or ZeroMQ." 12+ years of experience. - Lead the development, testing, and maintenance of low-latency Java applications. - Collaborate with cross-functional teams to gather requirements and design system architecture. - Optimize application performance and troubleshoot latency issues. - Mentor junior developers … industry trends and integrate relevant technologies into projects. SKILL REQUIREMENTS - Bachelor's degree in Computer Science, Engineering, or a related field. - Proven experience in Java development, with a focus on low-latency systems. - Strong understanding of multithreading, concurrency, and performance optimization. - Experience with frameworks and libraries such as Spring ...

Senior Developer - Java/ Angular

Hiring Organisation
Hays
Location
East London, London, United Kingdom
Employment Type
Permanent
Salary
£80,000
human-centric products within the organisation. Their mission is to transform the working lives of finance and tax professionals. Your new role A Senior Developer is urgently required to join the team, to work as part of the Tax technology team to develop and implement technical solutions that … resilient and scalable. The Senior Developer will work closely with other members of the team (designers, product owners, business analysts and developers) to deliver excellent experiences for their key clients. The Senior Developer will be required to develop ideas to find a pragmatic approach to the rapid delivery ...

Senior Java Developer - Market Connectivity

Hiring Organisation
HCLTech
Location
London Area, United Kingdom
Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of $13+ billion. Senior Java Engineer – Market Connectivity You have strong core Java development with market connectivity experience You have strong experience with multi-threading, messaging & ZeroGC techniques … know how to use memory profilers and look at heap dumps You are degree educated, Computer Science preferred or any STEM Minimum Java experience: 10 years Preferred Skills: TransFICC Experience, highly desirable Hot Code path optimization, Off-heap memory management techniques JVM internals, tuning for low-latency Low-latency ...

Senior Java Developer x 3

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£825 - £850/day Up to £850pd Umbrella
currently working with a London-based financial services client who are actively seeking 3 Senior Java developers to assist in the development and maintenance of a business-critical system in the Equity Derivatives space. What you'll need to succeed : 10+ years' server side Java development experience. Strong ...

Java Developer x 2

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day Up to £650pd Umbrella
currently working with a London-based financial services client who are actively multiple a senior Java Developers to work on a brand-new business-critical project. What you'll need to succeed : 5+ years' Java Development experience in financial services. Strong experience working on data heavy projects, with ...

Senior Developer - Java/ Angular

Hiring Organisation
Hays
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 80,000 Annual
Your new company A leading consultancy sitting within their market-leading tax practice is renowned for delivering sustainable growth and empowering people to shape their careers. They are responsible for the innovation and development of ...

eTrading Java Developer

Hiring Organisation
Hays
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 850 - 900 Daily
currently working with a Tier 1 investment bank who are actively seeking multiple senior Java Developers to work on the development and maintenance of a market-leading algorithmic eTrading experience. What you'll need to succeed : Strong hands-on Java Development experience within an eTrading or front office ...

eTrading Java Developer

Hiring Organisation
Hays
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£850.0 - £900.0 per day + Up to £900pd Umbrella
currently working with a Tier 1 investment bank who are actively seeking multiple senior Java Developers to work on the development and maintenance of a market-leading algorithmic eTrading experience. What you'll need to succeed : Strong hands-on Java Development experience within an eTrading or front office ...

CONTRACT - Java Developer

Hiring Organisation
Addition
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £420 per day
recruiting for a Digital Transformation specialist who, after a number of wins, are recruiting for Java Developers urgently Key highlights This is outside IR35 While the work is remote, you need to be able to travel to London for week 1 onboarding 6 months and extension to Dec likely … ground running and work freely and without needing their hand to be held You will need experience with the following Proven Java Development skills Kotlin experience AWS Interest/Eagerness to us AI in production processes ...

Java Developer

Hiring Organisation
Sanderson Government and Defence
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £460 per day + Inside IR35
variety of sources, ensuring that different data sets can be effectively combined and analysed. They can also utilise programming languages such as Python, Java or SQL and tools such as Apache Spark or in this instance LakeFS, for data processing and management. Useful - R, Apache Spark. Very useful - Python ...

Java Developer

Hiring Organisation
Sanderson Government and Defence
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 460 Daily
The ability to work with data throughout its lifecycle, from collection and storage to processing and analysis. Data developers are responsible for designing, implementing and maintaining the systems and infrastructure needed to handle large volumes ...

Senior Fullstack Developer (Java+React)

Hiring Organisation
Altimetrik
Location
City of London, London, United Kingdom
international environment, focusing on building secure, scalable, and innovative financial systems that power global banking services. We are currently looking for a Senior Fullstack Developer (Java+React) to join the team. The role involves working in a modern microservices architecture and contributing to the development of scalable and efficient applications. … ideal profile is a FullStack Developer with both backend and frontend expertise. The expected skill distribution is approximately 60% backend (Java/microservices) and 40% frontend (React), with flexibility depending on experience. Requirements : Java, Spring Boot, Microservices, Node.js, TypeScript, React. Location: London (hybrid) 🔥 We build real ...