326 to 350 of 530 Java Jobs in London

Android Developer

Hiring Organisation
JD.COM
Location
City of London, London, United Kingdom
related discipline is preferred 2.2+ years of native Android development experience, with e-commerce or retail app development experience preferred 3.Expertise in Kotlin/Java, and proficiency in development frameworks and components such as Jetpack and Android SDK 4.Familiar with Android system principles, UI rendering and performance optimisation, with multi ...

Full Stack Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £700/day
equally comfortable thinking about schema evolution as they are about frontend state management. Backend Mastery: Strong production experience building high-scale services using Java, Kotlin, or Go . Modern Frontend Skills: Hands-on experience building clean, intuitive internal tooling using React and TypeScript . System Design & Integrity: Deep understanding ...

Payroll Specialist (French Payroll / France Payroll)

Hiring Organisation
Strategic Staffing Solutions
Location
City of London, London, United Kingdom
package. • Experience gained within a large complex organisation, managing financial data and spreadsheets. • System literate with experience manipulating MS office applications and Web/Java based systems (such as PeopleSoft 9.0). • This is an extremely busy role with requires the ability to handle a heavy workload and manage multiple ...

E-Trading Quant

Hiring Organisation
Bank of America
Location
Greater London, United Kingdom
Employment Type
Full Time
statistical and modelling techniques Strong programming skills in Python (essential), including data analysis and numerical libraries Experience with KDB+/q and/or Java is highly desirable Solid understanding of systematic trading, electronic markets, and market microstructure Experience taking models from research through to production deployment ...

Head of Analytics Engineering

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
scaling analytics computations for financial markets. Strong domain knowledge in fixed income and derivatives, including pricing and risk concepts. Strong programming expertise (Python, Java, C++) with proven experience building distributed data and analytics systems, including high throughput pipelines and low latency computation. Strong understanding of AI/ML systems ...

Senior Solutions Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
relational database skills, SaaS and cloud computing/web 2.0 technologies. Experience running proof of concept engagements from start to finish. Good understanding of Java programming is a plus. Data and application integration knowledge and experience is a big plus. University degree in Computer Science, Computer Engineering, Management Information Systems ...

Staff Software Engineer - Global KYC and Onboarding

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
squad to expedite the work on the Onboarding Platform. What do you need? 10+ years of software engineering experience, with significant experience in Java or other JVM‐based languages. 2+ years of experience in architecting large scale systems with proven ability to propose and implement domain‐driven technical solutions capable ...

Java Developer - Quant Trading (London, Hybrid)

Hiring Organisation
Winston Fox
Location
City of London, London, United Kingdom
Java Software Engineer with around 4-6 years professional, post-graduate experience sought by one of the original Quantitative Hedge Funds, with a 20+ year track-record. The firm are renowned for a healthy, supportive, and collegiate working environment and culture, with no siloes, boasting an industry-leading staff tenure. … Corporate Functions. The team deal directly with business users right across the firm, taking ownership of analysis, design, architecture, and implementation, working primarily with Java, but also with Python, SQL and to a lesser extent, MATLAB. They currently have an opening for a mid-level hire in the team, with ...

Engineering Lead - API Experience

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
have a deep empathy for the user and a track record of shipping successful customer-facing products. Technical Authority: You are an expert in Java (or similar modern stacks) and aren't afraid to get your hands dirty in the code. Architect of Scale: You’ve "been there, done that ...

Senior FX e Trading Java Developer

Hiring Organisation
Atrium Workforce Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£843 - £1,000 per day
Contract Role – Senior FX e-Trading Java Developer – London/Hybrid – 12 months initial – Inside IR35 PAYE Role Overview: Job Title: Senior FX e-Trading Java Developer Location: Hybrid – 4 days onsite per week in London Contract Type: Contract Duration: 12 months initial Rate: £ per day Inside IR35 About … into robust technical designs; write clear specs and implementation plans. What we’re looking for Professional software engineering experience, with deep expertise in: Core Java, multithreading/concurrency, performance tuning. Experience with low-latency design and patterns. Designing and operating distributed systems (microservices, event-driven architectures, messaging/streaming). ...

Senior Software Engineer

Hiring Organisation
Awin
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
supported by open feedback loops. We are moving towards a cloud-first architecture with a strong focus on AWS, working with technologies such as Java/Spring, AWS Lambda, Node.js, Kafka, SQL/NoSQL databases, and more. Key Tasks Work within a small, collaborative team using agile methodologies and practices … marketing domain. Skills & Expertise 6+ years of professional software engineering experience Strong foundation in OOP and comfort working with multiple programming languages, ideally incl. Java/Spring Passion for clean, maintainable code with a strong understanding of SOLID principles Hands-on experience designing AWS-based systems, microservices with REST APIs ...

Java Software Engineer

Hiring Organisation
Cognizant
Location
London Area, United Kingdom
Hands on Java application design, software development and automated testing (Java 11 and higher). Intermediate knowledge of basic infrastructure technologies and components. Familiarity with application containers based on spring, Vert.X or equivalent. Familiarity with Cloud services including DevOps concepts and CI/CD tools. Experience with Event-driven/ ...

Senior Java Engineer

Hiring Organisation
Tiro Partners Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Java, Low-Latency, Multi-threading, AI, Transformation, Algo CORE BANKING, TRADING SYSTEMS or HIGH TRANSACTIONAL SYSTEMS EXPERIENCE ESSENTIAL Join a newly formed Service Modernisation & AI team driving AI-first software development in financial services. This is a hands-on role modernising high-impact legacy services while building AI-powered engineering … workflows. What You’ll Do Modernise critical legacy Java services using AI-driven analysis and refactoring Apply migration patterns (e.g. strangler fig) to deliver clean, modern APIs Ship improvements in fast cycles with measurable gains in performance and reliability Build AI-powered tooling, including MCP servers and AI-assisted ...

Principal Java Developer / Consultant

Hiring Organisation
Client Server
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
Principal Java Developer/Consultant (Java Spring Boot AWS) London/WFH to £120k Are you an experienced Java Developer, with technical project leadership and client facing skills? You could be progressing your career at a global technology consultancy. What's in it for you: Salary to £120k Pension, Life ...

Senior Java Developer

Hiring Organisation
mthree
Location
Bromley, Greater London, Bromley Town, United Kingdom
Employment Type
Permanent
Java Software Engineer Join a tier-one global financial institution undergoing a major digital transformation across its capital markets technology estate. You'll play a key role in scaling a mission-critical platform, driving architecture, performance optimisation, automation, and engineering best practice. Strong Java and distributed systems experience required. Exposure ...

Java Quantitative Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Java Quantitative Developer London – Hybrid Java, Low Latency, Algo Trading, Pricing, Hedging, FX/Crypto, DeFi, AWS The company This is an unmissable opportunity for an experienced Java Quantitative Developer to join the crypto trading desk of one of the leading institutional digital asset firms in the market. With … markets. Build pricing logic and hedging frameworks that drive the desk's market making activity. Translate trader and quant ideas into efficient, production-grade Java code. Optimise existing trading systems for speed, reliability and scalability. Integrate new data sources and ensure data integrity for accurate model input. Monitor and troubleshoot ...

Senior Java Engineer - FX eTrading

Hiring Organisation
Pontoon
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£800 - £900/day
Senior Java Engineer - FX eTrading** (Contract) Duration: 12 Months (Possibility for extension) Location: London/Hybrid (4 days per week on site) Rate: A highly competitive Umbrella Day Rate is available for suitable candidates Role Profile As a Senior Java Engineer, you will play a pivotal role in delivering resilient … into robust technical designs. Write clear specifications and implementation plans. Skills & Experience: Professional Experience: Strong background in software engineering with deep expertise in Core Java, multithreading/concurrency, and performance tuning. Low Latency Expertise: Proven experience in low latency design and patterns that enhance trading performance. Distributed Systems: Experience ...

Backend Engineer

Hiring Organisation
Revolut
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Backend Software Engineer (Java) , Remote, UK About Revolut People deserve more from their money. More visibility, more control, and more freedom. Since 2015, Revolut has been on a mission to deliver just that. Our powerhouse of products including spending, saving, investing, exchanging, travelling, and more help our 75+ million customers ...

MuleSoft Technical Lead: API & Cloud Integration

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
London is seeking a Mulesoft Technical Lead to work on integration technologies including the MuleSoft Anypoint Platform. The ideal candidate should be proficient in Java and familiar with Agile methodologies. This role offers a competitive compensation structure and is contract-based. Experience with cloud technologies and other programming languages such ...

Senior Backend Engineer

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Java developers! If you're looking for a contract role where your work actually matters, this is it. We're on the hunt for a Senior Backend Engineer for an urgent, 6-month contract to help build a genuinely safe, privacy-first digital ecosystem for kids and families. This ...

Applied Scientist, Prime Video Commerce Personalization

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
customer engagement across the platform. The ideal candidate will have a strong background in algorithms and machine learning, and experience with programming languages like Java, C++, or Python. #J-18808-Ljbffr ...

Applied Scientist, Global Personalization & Recommendations

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
recommendations. The ideal candidate will hold a PhD or Master's degree in a relevant field and possess experience in programming languages like Java, C++, and Python. Responsibilities include designing systems for customer interactions, collaborating with engineers for deployment, and providing strategic machine learning insights. This position offers immigration support ...

AI Fleet Orchestration Engineering Lead

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
infrastructure, thereby improving how developers ship software at scale. The ideal candidate has over 5 years of backend engineering experience, with strong skills in Java, Python, and experience in AI/ML systems. The role allows for flexible location within the EMEA region. #J-18808-Ljbffr ...

Applied Scientist: Ad Matching & Personalization

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
optimize ad matching in programmatic advertisements. Responsibilities include designing deep learning models and improving their performance. Candidates should have strong programming skills in Java, C++, or Python along with a relevant postgraduate degree. Join Amazon's team to impact multi-billion dollar businesses with innovative solutions and work ...

Director of AI-Powered Corporate Actions Platform

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
London. This strategic role combines technical expertise with architectural leadership, guiding teams in transformational projects within financial services. Successful candidates will have strong Java development experience, a background in mission-critical systems, and excellent stakeholder management skills. Competitive compensation and benefits are provided, alongside a commitment to diversity and inclusion. ...