151 to 175 of 709 Java Jobs in London

Tester - Infrastructure, Manual & Automation

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, United Kingdom
Employment Type
Permanent
Salary
£45000 - £50000/annum Bonus, Pension, etc
hands-on experience in manual testing, complemented by automation testing experience. * Strong experience testing large enterprise systems and a wide range of applications, including Java and Oracle web applications. * Experience of Windows 11 and associated application testing in an Evergreen environment. * Familiarity with cloud and infrastructure environments (Azure ...

Infrastructure Tester

Hiring Organisation
CBSbutler Holdings Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
automated testing. You'll also bring: Proven hands-on experience in manual testing, supported by automation testing experience. Experience testing large enterprise systems, including Java and Oracle web applications. Experience testing Windows 11 and associated applications within an Evergreen environment. Knowledge of cloud and infrastructure environments (Azure ...

Lead Software Engineer - FIXED INCOME UK

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
software applications and technical processes within a technical discipline (e.g., cloud, artificial intelligence, machine learning, mobile, etc.) Proficient in full stack development skill Java 21, REACT or any other frameworks, building into Public Cloud and CD/CD strategies. Practical experience using AI-assisted development tools to improve productivity ...

Lead DevOps Engineer (AWS)

Hiring Organisation
17918
Location
London, United Kingdom
related technical field Linux: understands the OS architecture, fluent user of the command line, can fluently speak either Perl or Python, UNIX scripting, Java Cloud native: skilled in building and running applications that fully leverages cloud computing, using technologies like microservices, containers, and dynamic orchestration Design/Develop/maintain ...

Senior Python Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
core programming language Experience in Financial Services/Highly regulated environment is highly beneficial Proficiency in one additional programming language is preferred (e.g. C++, Java, etc.) A proven track record of delivering scalable, high-quality solutions in production environments Experience mentoring and guiding developers, with strong leadership skills ...

Lead ML Engineer / Scientist

Hiring Organisation
17918
Location
London, United Kingdom
centric ones; Previous experience as Data Scientist in large scale product team/business; Excellent Python and Software Engineering knowledge. Ability to work with Java if needed. Demonstrable experience collaborating with engineers on services.; Strong drive to solve problems for Data Scientists, with the ability to work independently ...

Senior Software Engineer II - Assets

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
environment Experience with common design and architectural patterns coupled with a passion for writing clean code that is performant and well tested Knowledge of Java and Spring boot and experience with a messaging system, like Kafka, is a plus... but don’t worry we don’t expect you to know ...

FinTech - Technology and Investment Director. London or Limassol

Hiring Organisation
RSI LONDON Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£190,000 - £210,000 per annum
leadership role. Strong software engineering background with the ability to read, review, analyse, and discuss production code. Experience with modern FinTech technologies such as: Java C# C/C++ Python JavaScript/TypeScript Go Kotlin Scala or similar languages. Deep understanding of: Software Development Lifecycle (SDLC) software architecture patterns APIs ...

Engineering Lead, Scale

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
solutions. Minimum qualifications 8+ years of software engineering experience, with at least 1+ years in a people leadership role. Strong backend development experience with Java/Spring Boot . Proven experience designing and operating large‐scale, distributed production systems. Strong system design and object‐oriented design fundamentals. Ability to balance ...

Principal Software Engineer Hybrid

Hiring Organisation
17918
Location
London, United Kingdom
served Led the development and delivery of production-grade software using a variety of languages and frameworks, including but not limited to: Java, C#/.NET, Python, TypeScript, JavaScript, React, Go, Ruby, Scala, R, and SQL Actively experimented with AI development tools and translated that experimentation into faster, higher-quality ...

Algo Trading Software Engineer (AVP)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
common solutions for trading platform monitoring, trade reconciliation, application recovery, and other essential support functions. Qualifications Strong technical knowledge and expertise in Low Latency Java, C++ or Rust. Prior experience in developing Algorithmic Trading or SOR platforms or equivalent in a global financial institution. Strong understanding of automated testing techniques ...

Software Engineering Team Lead

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
/about-us Key Tasks Own the Stack: Drive architectural decisions and set technical standards while maintaining deep, hands‐on expertise in our stack: Java, Spring Boot, and Kubernetes (k8s). Design APIs: Champion an API‐first mindset by designing, documenting, and ensuring the quality of robust, efficient HTTP/ ...

Applied AI Forward Deployed Engineer - Associate Manager

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
deployment. Technical Skills Solid programming proficiency (we are open to any experience but primary languages include: TypeScript and the JavaScript ecosystem, Python and Java). Hands‐on experience building and deploying AI agents or multi‐agent systems. Working familiarity with enterprise IT architecture, cloud platforms (AWS, Azure, GCP), and system ...

Senior Software Engineer II - Assets

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
production environmentExperience with common design and architectural patterns coupled with a passion for writing clean code that is performant and well testedKnowledge of Java and Spring boot and experience with a messaging system, like Kafka, is a plus... but don't worry we don't expect you to know everything ...

Lead Software Engineer - Backend Engineer - Chase UK

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
concepts and applied experience Recent hands-on professional experience as a back-end software engineer Experience in coding in a recent version of the Java programming language Experience in designing and implementing effective tests (unit, component, integration, end-to-end, performance, etc.) Excellent written and verbal communicationskills in English Experience ...

Senior Cyber Software Engineer Technical Lead

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
advanced understanding of computing principles (e.g. stack/heap distinction, compiled/interpreted languages). Proficiency with at least one solution language (e.g. C++, Java, C#) and one utility language (e.g. Python, JavaScript, Perl, PowerShell). Ability to use and configure more than one major operating system. Ability to pick ...

Software Engineering Specialist - Back End

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
maintains high-quality tools and complex automation processes to support continuous delivery and developer productivity Strong proficiency in programming languages such as Python, Java, C# with demonstrated experience in building robust systems or applications. Extensive background in software architecture and solution design, with deep expertise in microservices, distributed systems ...

Senior Java Engineer (AWS, REST, SOAP) – Hybrid – Sussex

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Senior Java Engineer (AWS, REST, SOAP) - Hybrid - Sussex Daily rate: £500 - £700 (inside IR35) Duration: 6 months Hybrid: 2 days per week (Tues + Wed) Start: ASAP My new client is looking for a highly skilled Senior Java Engineer to join their engineering team. The ideal candidate combines deep technical … architectures, contribute to API and microservices development, and help drive best practices across the engineering organisation. Key Responsibilities Design, develop, and maintain high‐quality Java applications using Spring Boot. Build and optimise RESTful APIs and contribute to GraphQL service development. Develop cloud‐native solutions using AWS services such as Lambda ...

Senior Software Engineer (Java & Python) — Hybrid Web App

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Jamf in London is seeking a Senior Software Engineer to contribute to the Jamf Insights web application, with a hybrid work model in London, United Kingdom. You will lead the technology transition, develop features for ...

Senior Lead Java Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Role Overview We are looking for a talented and passionate Senior Lead Java Engineer to join the SwapClear Interfaces development team, part of the SwapClear Technology function supporting the LCH Swap Clearing business. The team is responsible for designing, building, and supporting critical interfaces and systems that facilitate the clearing … operations. This Senior Lead Java Engineer role will focus on leading the team in designing, building and maintaining Java‐based applications and their related systems that are critical to the SwapClear Clearing operations. You will be worked in a scrum team and work collaboratively within an Agile environment to ensure ...

Lead Java Engineer — FinTech Post-Trade Innovator

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
JPMorganChase is seeking a Lead Software Engineer in Post Trade Technology to drive secure, scalable technology products within an agile team. You will deliver production-grade code, mentor peers, and lead architectural discussions with vendors ...

Senior Software Engineer — Java & Python (Hybrid, UK)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
United States Digital Space LLC in London is seeking a Senior Software Engineer to help lead a technology transition and build skills at an internationally recognized tech company. You will work on the web application ...

Software Development Engineer in Test - DV Cleared

Hiring Organisation
NSD
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Integrating automated testing into CI/CD pipelines using tools such as Azure DevOps, Jenkins, or GitHub Actions. Writing clean, maintainable automated tests using Java, Python, C#, or JavaScript/TypeScript. Collaborating with multidisciplinary delivery teams to define effective quality strategies. Investigating test failures, identifying root causes, and improving automation … agile, collaborative environments. Essential Skills and Experience CurrentUK Developing Vetting (DV) clearance. Strong software development skills in at least one of the following: Java C# Python JavaScript/TypeScript Experience designing, building, or extending automated testing frameworks across API, web, or mobile applications. Hands-on experience with test automation tools ...

Senior Java Developer

Hiring Organisation
Pontoon
Location
Bromley, London, United Kingdom
Employment Type
Contract
Contract Rate
£800 - £850/day Inside IR35
more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. Job Title: Senior Java Developer Location: Bromley & London - Hybrid ( 3 days in office is essential) Contract: 12 months with possible extension for one more year. Rate: £800 - £850 inside umbrella. … with the ongoing support and development of the Futures & Options and Collateral business for Global Markets, we are looking for a highly experienced, strong Java and Developer to join the technology teams in Bromley, London working on a range of applications for Collateral. The successful candidates should have the following ...

Senior Java Developer

Hiring Organisation
Oscar Technology
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £140,000 per annum
Senior Java Developer | Up to £140,000 | London (Hybrid - 2-3 days on site) I'm currently recruiting for a Senior Java Developer to join a leading technology team within a global banking organisation based in London. This is an exciting opportunity to work on complex, high-impact financial platforms … enterprise applications, modernising existing systems, building robust APIs and helping shape technical solutions within a large-scale environment. We're looking for a strong Java and Spring Boot developer with experience building enterprise-grade applications, working with microservices architectures and delivering secure, reliable software solutions. Banking or financial services experience ...