151 to 175 of 327 Java Jobs in London

Java Software Engineer

Hiring Organisation
Brightbox GRP Ltd
Location
South West London, London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £480 per day, Benefits hybrid
Java Software Engineer Active SC Clearance Contract Length: Initial 3-month contract £400-£480pd (Inside IR35) Working Pattern: Flexible fortnightly on-site visit to a convenient Available Locations: Glasgow, Newcastle, Leeds, Sheffield, Manchester, Birmingham, Blackpool, Cardiff, London Role Overview We are seeking an experienced Java Software Engineer to join … quality software in a collaborative, fast-paced environment, contributing to systems used by both internal and external users. Key Responsibilities Design, develop, and maintain Java-based microservices using modern development practices Implement and maintain APIs for internal and external consumption Work in a TDD/BDD environment, building robust automated ...

Principal Software Engineer

Hiring Organisation
Harvey Nash
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
Principal Engineer - Full-Stack (Java & React) Up to £130,000 - London - 3 days per week onsite Harvey Nash have partnered with a global consultancy that helps major organisations modernise their technology, build scalable digital products, and tackle complex engineering challenges click apply for full job details ...

Mobile Apps Developer

Hiring Organisation
Harvey Nash
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Duration: 6+ Months Job Description: Experience with connected automotive applications tech. Experience within Automotive industry Technical essentials Software development experience in JVM languages (Java, Kotlin) across multiple projects, with deep knowledge of Spring and Spring Boot Frameworks click apply for full job details ...

Senior Full Stack Engineer FX e Trading London

Hiring Organisation
Atrium Global
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 750 - 900 Daily
Trading London Atrium EMEA is looking for several Senior Full-Stack Engineer with good experience of FX e-Trading (React/TypeScript + Java) to help architect and build a new FX e-trading platform from the ground up, working across the stack to deliver high-performance, resilient, and secure ...

Developer

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £522 per day
more. Skills & Experience required Skills: 2-5 years development experience, systems administration experience for J2EE applications, JBoss, Jenkins, Ansible, Git, Agile Scrum Experience. Technologies: Java, Spring Framework, Web Services, JMS, MDB, Junit, JIRA ...

Lead Data Scientist

Hiring Organisation
Emporia Consulting Group Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 800 - 1,000 Daily
paying up to £1000 per day, depending on experience. Experience and skills required for the Data Scientist, Advanced SQL, LLM, RAG, Machine Learning, Python, Java Development experience in one or more object-oriented programming languages (e click apply for full job details ...

Developer

Hiring Organisation
Experis
Location
Crofton Park, Greater London, UK
Skills & Experience required Skills: 2-5 years development experience, systems administration experience for J2EE applications, JBoss, Jenkins, Ansible, Git, Agile Scrum Experience. xkybehq Technologies: Java, Spring Framework, Web Services, JMS, MDB, Junit, JIRA ...

Developer

Hiring Organisation
Experis
Location
London, UK
Skills & Experience required Skills: 2-5 years development experience, systems administration experience for J2EE applications, JBoss, Jenkins, Ansible, xkybehq Git, Agile Scrum Experience. Technologies: Java, Spring Framework, Web Services, JMS, MDB, Junit, JIRA ...

Technical Lead

Hiring Organisation
Third Nexus Group Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£90000 - £105000/annum
leadership, architecture, and hands-on coding capability, with close engagement in client-facing and pre-sales activity. What good looks like: Strong engineering foundation (Java, .NET, or similar modern stack) Comfortable being hands-on in code when needed (e.g. CI/CD, Terraform, Kubernetes) Proven experience leading teams and mentoring ...

Quality Analyst - Mobile

Hiring Organisation
Lorien
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
strong Business Knowledge. Strong and clear Communication Skills. Experienced working within Banking/Ecommerce. Knowledge and Experience of: Test Case Management Jira/Zephyr Java/Appium IND_PC3 Guidant, Carbon60, Lorien & SRG - The Impellam Group Portfolio are acting as an Employment Business in relation to this vacancy. ...

Principal/Lead Android Engineer - Mobile Banking

Hiring Organisation
Vertus Partners
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 135,000 Annual
team management experience Ability to influence cross-functional teams and senior stakeholders Extensive experience building complex Android applications System design and architecture capabilities Kotlin, Java, and Jetpack Compose Experience with Agile methodologies, TDD, and CI/CD practices This is an excellent opportunity to help shape the future of digital ...

Mobile App Developer

Hiring Organisation
Enterprise Recruitment Ltd
Location
City of London, London, United Kingdom
month. Requirements: • Strong experience with React and React Native • Hands-on experience with native iOS (Swift/Objective-C) and Android (Kotlin/Java) development (or the desire to pick this up) • Proven ability to build, deploy, and maintain mobile apps on the App Store and Google Play • Solid understanding ...

Java Software Engineer

Hiring Organisation
Durlston Partners
Location
City of London, London, United Kingdom
Java Developer Join a high-impact Core Technology team at a leading hedge fund. About the Company This firm is a major player in the space, a multi-strategy hedge fund with a strong focus on systematic and quantitative trading. Founded by industry veterans, it combines deep financial expertise with … advanced software engineering to manage institutional capital globally. What You’ll Do Design and build high impact internal systems using Java Own projects end-to-end: from architecture to deployment Collaborate with analysts to solve real-world business problems Support and mentor junior team members on coding and data skills ...

Senior Sports Trading Quantitative Analyst

Hiring Organisation
Spectrum IT Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £120,000 per annum
well as very competitive salaries, our client offers an excellent working environment. Skills required: Proficient in several of the following: Python, C#, C++, Java Mathematical Modelling Mathematical skills, particularly a keen understanding of probabilities and statistics Analytic mindset Strong communication skills Accuracy and attention to detail Experience in data science ...

Senior Sports Trading Quantitative Analyst

Hiring Organisation
Spectrum IT Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£100000 - £120000/annum
well as very competitive salaries, our client offers an excellent working environment. Skills required: Proficient in several of the following: Python, C#, C++, Java Mathematical Modelling Mathematical skills, particularly a keen understanding of probabilities and statistics Analytic mindset Strong communication skills Accuracy and attention to detail Experience in data science ...

Senior Data / Backend Engineer

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £700 per day
services (or vice versa). You will architect 'Tier 0' services that filter and protect content across Who You Are * Expertise: Deep knowledge of Java and Python . The Stack: Experience with Ray , Apache Beam/Scio , dbt , and BigQuery . Mindset: Comfortable leading in ambiguous problem spaces and delivering ...

Software Engineer - Database & Display

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
From £500 to £600 per day
PostgreSQL, MYSQL, or similar RDBMS Display & Visualization SLD creation, HMI development, real-time dashboards, operator displays, and reports Programming/Scripting C, C++, PERL, Java or equivalent for application interfacing and scripting Data Handling Real-time data acquisition, Historian integration, data replication, and logging Performance Tuning & Monitoring Query optimization, indexing ...

Software Engineer

Hiring Organisation
Understanding Recruitment
Location
City of London, London, United Kingdom
where the code you ship shows up in production fast and at scale. 💡 They’re looking for engineers who: Have strong OOP fundamentals ( Python, Java, Go, or Rust ) (core stack is C# , and they’ll support you getting up to speed) Enjoy breaking down complex systems and rebuilding them into ...

Global Head of Front Office Application Engineering

Hiring Organisation
Cititec
Location
City of London, London, United Kingdom
engineering leadership within trading, commodities, energy or capital markets. Proven experience running front-office application teams supporting live trading desks. Strong technical background in Java, React, APIs, real-time data and AWS. Experience delivering high-performance, low-latency trading platforms. Confident working directly with traders, quants and senior commercial stakeholders. ...

Control Systems Software Engineer

Hiring Organisation
Searchability NS&D
Location
South West London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £80,000 per annum
statutory requirements Essential Skills & Experience Experience developing client-server applications Strong computer science fundamentals (OOP, data structures, algorithms) Programming experience in C++, C#, or Java Control systems and graphical user interface development experience Familiarity with unit testing frameworks Experience with software configuration management and version control Industrial Ethernet communication protocols ...

Senior Tester Mobile Apps Contract Inside IR35

Hiring Organisation
Interact Consulting Limited
Location
South West London, London, United Kingdom
Employment Type
Contract
collaborative. Confident testing across iOS, Android, Windows, and macOS. Experienced in release test planning and coordination. Hands-on technical understanding of code (Swift, Kotlin, Java, Objective-C). Skilled in diagnosing test failures and mentoring others. Advocates for Quality Engineering and Shift-Left practices. Desirable: Experience with A/ ...

Staff Software Engineer

Hiring Organisation
Databricks
Location
Greater London, England, United Kingdom
reach for at 2am—observability, customer management, compliance monitoring, maintenance APIs, and the safety guardrails that let teams ship fast without breaking things. Go, Java/Scala, TypeScript, Kubernetes, and more. Both are cross-organizational roles with high autonomy, real ownership, and plenty of ambiguity. If you thrive on complexity ...

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

Hiring Organisation
Hunter Bond
Location
London Area, United Kingdom
performance-driven culture ✅ What You’ll Bring 🎓 Degree in Computer Science, Mathematics, Physics, Engineering , or another STEM discipline 💻 Strong programming skills in Python, C++, Java, C#, or KDB+/Q 🔍 Analytical mindset with a passion for tackling complex, data-driven challenges ⚡ Curiosity, drive, and the ability to thrive in fast ...

Design Systems Analyst

Hiring Organisation
Tandem Talent Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
geometry, BIM, parametric modelling, or animation. High proficiency in Rhino, Grasshopper, Revit, Dynamo, Microstation, CATIA/Digital Project, Generative Components. Programming skills: Python, C#, Java, Javascript, Processing, or VBA. Deep understanding of 3D workflows, geometry, and digital fabrication in the built environment. Strong communication, problem-solving, and team collaboration skills. ...

Blue Prism Developer

Hiring Organisation
Rec3 Global Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£60,000
RESTful APIs and Webservices Confident communicator with the ability to explain technology to non-technical audiences Background in Software Engineering using C#, C++, Java would be a hugebonus ...