151 to 175 of 265 Java Jobs in London

Booking and Messaging Java Developer

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 600 - 625 Daily
Java Messaging Engineer eBond Trading Platform We are seeking a high-caliber Java Backend Developer to join the Booking & Messaging cell of a global electronic trading platform. This role is at the heart of the 'eBond' ecosystem, managing high-throughput trade flows and external venue connectivity. Your Technical Arsenal Core … Java Mastery: Expert-level Java (8+) with a focus on Multithreading, Conc click apply for full job details ...

Full Stack Developer

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £72000/annum
Java FullStack Developer London Based - 3 days in the office Salary up to £75K A well-established IT firm is looking for an experienced Java Full Stack Developer to join a high-profile banking client to contribute to a large-scale development project. You will join a dynamic development team … performance server-side logic. UI Development: Construction of responsive interfaces and layouts using modern JavaScript frameworks. API & Microservices: Development of RESTful services utilizing the Java Spring Boot ecosystem. Data Management: Design and maintenance of SQL/NoSQL databases and ORM integration. Quality Control: Execution of unit testing, code reviews ...

Pentaho Developer

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 550 - 600 Daily
week Duration of Assignment: 06 Months The Role In this role, you design and develop ETL workflows using Pentaho Data Integration, writing and optimizing Java and SQL code to support efficient data processing click apply for full job details ...

Salesforce Engineer | £400 – £450 | Outside IR35 | 6 Months | Remote First

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £450 per day
testing Drive modern engineering practices and support AI-assisted development tools Resolve technical debt, improve performance, and ensure scalable architecture Requires strong Salesforce Apex, Java, CI/CD, integrations, automation, and refactoring experience Previous experience working in Fintech or regulated environments is beneficial What to do next If this Salesforce ...

Quantitative Analyst

Hiring Organisation
Spectrum It Recruitment Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
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 ...

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 ...

Android Developer (Contract)

Hiring Organisation
La Fosse
Location
London Area, United Kingdom
maintainable code Participate in code reviews and mentor junior engineers Contribute to CI/CD pipelines and release processes Technology Stack Languages: Kotlin (primary), Java (legacy) Architecture: MVVM, Clean Architecture UI: XML and/or Jetpack Compose Networking & Data: REST APIs, Retrofit, Coroutines/Flow Android: Jetpack (ViewModel, Navigation) Testing ...

T24 Developer - Transact

Hiring Organisation
Hireful
Location
Central London, London, United Kingdom
Employment Type
Permanent
. Excellent understanding of T24 TAFJ running on MS SQL database. Understanding the challenges of upgrading T24 from the TAFC/jBase environment. Excellent Java development skills for T24. Solid experience in T24 integration, interfacing and customisation of Browser Excellent opportunity to join a great bank for the long term ...

Python Quant Dev - Cash Equities/Algo/Backtesting/Trading/Market Making

Hiring Organisation
Scope AT Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
consulting capacity to optimise use of trading products Key Skills & Experience Strong quantitative mindset with passion for data and research Strong Python development skills (Java exposure beneficial but not core) Experience with electronic trading strategies and market microstructure Knowledge of European equities markets Exposure to distributed systems and large-scale ...

Technical Lead

Hiring Organisation
Understanding Recruitment
Location
City of London, London, United Kingdom
part in shaping architecture, mentoring engineers, and driving best practices across the platform. They’re looking for people with experience in: Kotlin (or strong Java engineers willing to transition) AWS or other major cloud platforms Event-driven & microservices architectures Working in modern, product-driven tech environments Leading teams while remaining ...

T24 Technical Specialist (Temenos Transact)

Hiring Organisation
Hireful
Location
Central London, London, United Kingdom
Employment Type
Permanent
Salary
£65,000
Strong experience with Temenos Transact T24 (including R24, AA, TPH, SC, RP modules) Expertise in TAFJ , MS SQL , and jBC development Working knowledge of Java within T24 environments is desirable . Proven experience in integrations, APIs, and system customisation (Browser) Solid understanding of banking products and core systems ...

Customer Service Engineer (2nd Line)

Hiring Organisation
ARM
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
/Virtualisation) Technologies: MS Server 2019/22/25, Redhat Linux, AD and Group Policy Management, MS Certificate and KPI, MS SQL, Gigaspace, Java, Network config and Management, WSUS,/UXMS Hardware: Cisco LAN/WAN switches, Dell/Fujitsu/HP Server and user devices, Dell/Fujitsu ...

Customer Service Engineer (2nd Line)

Hiring Organisation
ARM
Location
Twickenham, London, St. Margarets and North Twickenham, United Kingdom
Employment Type
Permanent
/Virtualisation) Technologies: MS Server 2019/22/25, Redhat Linux, AD and Group Policy Management, MS Certificate and KPI, MS SQL, Gigaspace, Java, Network config and Management, WSUS,/UXMS Hardware: Cisco LAN/WAN switches, Dell/Fujitsu/HP Server and user devices, Dell/Fujitsu ...

Blue Prism Developer // United Kingdom

Hiring Organisation
Akkodis
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £55,000 per annum
integration skills (RESTful APIs, web services) Good understanding of Blue Prism architecture, components, and solution layers Background in software development or system configuration (C#, Java, C++, etc.) Ability to interpret complex process flows and build scalable, reliable automations Soft Skills Clear communicator who can simplify complex technical detail Strong analytical ...

Mid-Level Games Developer

Hiring Organisation
Sing King
Location
London Area, United Kingdom
deeply about the end user experience, possess a strong desire to learn, and feel comfortable with at least one statically compiled language (C#, C++, Java, Swift, Rust etc). Technical Diligence - You value version control and code review, you are architecturally curious, you maintain documentation. You advocate for your ideas ...

Senior Fullstack Developer (Java+React)

Hiring Organisation
Altimetrik
Location
City of London, London, United Kingdom
efficient applications. The 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 ...

IDAM Back-end Java Developer - SC Cleared

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £535/day
IDAM Back-end Java Developer - SC Cleared Rate: £500 - £535 a day IR35 : Inside IR35 Location: Remote within the UK Duration: Initially 6 months Clearance: Active SC Clearance required You will join a global IT consultancy who are delivering digital transformation to public sector body. They are looking … back-end Java Developer with proven IDAM (Identity and Access Management) experience. You will be part of a continuous improvement squad delivering enhancements and new features alongside BAU work (i.e. incidents and support maintenance activities). In addition, you will be involved in helping our client transform their IDAM service ...

Full Stack Engineer

Hiring Organisation
Understanding Recruitment
Location
London Area, United Kingdom
Looking to join a company when you can make a real impact? Do you have 4+ years commercial experience developing software with Java & JavaScript? 🚀 Full Stack Engineer – SaaS Solutions 🚀 💰 Salary – up to £75k + bonus 📍 Location – hybrid working 2 days a week in modern London office I am excited … Defense, HM Treasury, and the Departments of Work & Pensions and International Trade. They are looking for a motivated Full Stack Engineer with experience with: Java Spring Boot Microservices JavaScript Frontend frameworks: they use Vue.js but are also open to React and Angular Containerisation using Docker, Kubernetes Developing cloud-native applications ...

Solution Architect

Hiring Organisation
Square One Resources
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£495 - £525/month
personal and commercial insurance products, including auto, home, workers? compensation, and specialty lines. Job Responsibilities/Objectives 1.Lead and manage software development projects using Java, Python, Typescript, AWS, React JS, Angular, and other technologies. 2.Collaborate with cross-functional teams to define project scope, objectives, and deliverables 3.Create the high-level … Insurance domain (London Market experience is highly desirable). 2.Proven expertise in software architecture, design, and hands-on development. 3.Strong technical background in .NET, Java, Python, TypeScript, AWS, React, and Angular. 4.Demonstrated experience managing full project lifecycles from concept to delivery. Desirable Skills/Experience Although not essential, the following ...

Scala Engineer

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£55 - £79 per hour
pipelines and infrastructure as code Writing clean, testable, maintainable code Participating in code reviews, pairing, and team delivery Tech Stack & Environment Backend: Scala, Java (Python desirable) Frontend: HTML, CSS, JavaScript Frameworks: Play, Spark Data: Postgres, MongoDB, Hudi Cloud: AWS (S3, ECS, Aurora, Lambda) DevOps: Jenkins, Airflow, Terraform Monitoring: Kibana, Grafana … build it, you run it' What We're Looking For Strong experience as a Scala/Software Engineer Solid backend development skills (Scala/Java) Experience with SQL and NoSQL databases Familiarity with AWS and modern DevOps practices Experience working in Agile, multidisciplinary teams Strong analytical and problem-solving skills ...

Solutions Architect

Hiring Organisation
SmartChoice International Limited
Location
City of London, London, United Kingdom
first strategies for scalability and resilience. Enable UI/UX modernization using Angular , React , and other front-end frameworks. Implement modernization approaches using Java , .NET , and modern frameworks (Spring Boot, .NET Core). Integrate DevSecOps pipelines , CI/CD automation , and container orchestration (Kubernetes, OpenShift). Advise on best practices … Rexx, CICS, DB2, IMS DB, IMS DC, VSAM, Adabas/Natural Experience on distributed client-server architecture systems, with proficiency in technologies such as Java , .NET , and experience with modern front-end frameworks such as Angular, React, Vue. Knowledge of cloud migration and modernization approaches and patterns on various hyperscaler ...

Senior Software Engineer - Front End

Hiring Organisation
mkodo
Location
London, England, United Kingdom
collaborating across disciplines and contributing wherever business needs require. Core areas of depth may include one or more of: Web/Front-end engineering Java/AWS backend and distributed systems React Native Android (Kotlin) iOS (Swift) Successful candidates demonstrate deep expertise in at least one of these areas while … equivalent. Deep expertise in at least one of: Modern web/front-end engineering (TypeScript/JavaScript frameworks) React Native Android (Kotlin) iOS (Swift) Java/AWS backend engineering and distributed systems Demonstrated ability to work across multiple parts of the stack. Strong understanding of modern software engineering principles ...

Principal Java Developer - Consultancy

Hiring Organisation
Client Server
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
Principal Java Developer/Software Engineer (Java SpringBoot 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 ...

java software support/Production support

Hiring Organisation
Hirexa Solutions UK
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
compensating time-off per policy. Minimum qualifications: Bachelor’s degree (or equivalent experience) and 3+ years in software engineering or production support. Proficient in Java or a similar language; strong debugging skills and ability to write scripts for diagnostics and updates. Familiarity with Linux and bash. Clear, empathetic communicator capable … desks at a large investment bank. SQL proficiency for rapid data validation and incident triage. Experience with object-oriented programming and microservices-based Java/SOA environments. Monitoring/alerting setup and tuning (e.g., Prometheus, Grafana, Kibana, PagerDuty). Knowledge of Fixed Income products (Rates, Credit, FX, Commodities) and related ...

Senior Developer - Java/ Angular

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 80,000 - 83,000 Annual
similar for code control and management Experience leading, coaching, and developing scrum teams Preferable skills: Working knowledge of Angular Working knowledge of Java Experience deploying web applications on large cloud-based service providers (e.g. AWS/Azure) and familiar with the underlying architecture Understanding of NoSQL database technologies (e.g. MongoDB ...