1,826 to 1,850 of 2,322 Java Jobs in London

Test Engineer

Location
Greater London, England, United Kingdom
software development* Strong understanding of software testing methodologies, tools, and best practices* Experience with the Selenium test automation frameworks* Proficiency in programming languages (e.g., Java, Python)• Familiarity with Agile frameworks is an added advantage* Testing methodology certification (e.g. ISTQB) is an added advantage (or an asset)* Analytical mind and problem … your team-mates* Very good communication skills, including remote meeting setups* Curious, eager to learn and to educate others**Essential Technical Skills:*** Development: Basic Java knowledge* Test Automation framework: Selenium* Dev Ops: Ansible, CI/CD Jenkins pipelines* Artificial Intelligence prompting* Basic knowledge on POSIX and Windows Commands* Admin: test ...

Backend Software Engineer - Infrastructure

Hiring Organisation
Palantir Technologies
Location
London, UK
Employment Type
Full-time
systemsAutomating the deployment, management, and operations of complex distributed systems like Cassandra, Elasticsearch, Kafka, and more across different environmentsTechnologies We UseDifferent backend languages, including Java, Rust, and GoOpen-source technologies like Cassandra, ElasticSearch, Spark, Kafka, Kubernetes, FlinkIndustry-standard build tooling, including Gradle and GitHubWhat We ValueDemonstrated ability to collaborate … RequireEngineering background in Computer Science, Mathematics, Software Engineering, Physics or similar field. Strong coding skills with demonstrated proficiency in programming languages, such as Java, C++, Python, Rust, or similar languages. Familiarity with storage and data processing systems, cloud infrastructure, and other technical tools. Strong written and verbal communication skills ...

Senior Java Backend Engineer - Kafka & Microservices

Location
Greater London, England, United Kingdom
Capgemini is seeking a Java Kafka Engineer to design and deliver scalable, secure backend services for high-impact financial services applications. You will work with Product Owners, Architects, and Platform teams to implement resilient architectures, event-driven patterns, and robust RESTful APIs in a hybrid work model. The role emphasizes ...

QA & Test Infrastructure Engineer

Location
Greater London, England, United Kingdom
craft. What You’ll Own Test Infrastructure and Frameworks Build and own the test frameworks and harnesses our engineers use across services written in Java, Python, and TypeScript. Own test execution in CI: parallelisation, sharding, caching, selective test runs based on what changed, and keeping the feedback loop fast enough … software engineering role and you’ll be judged on the code you write. Strong programming ability in at least one of Python, Java, or TypeScript, and comfort reading all three. Our services span them. Real experience owning test automation in CI/CD, including the unglamorous work of making ...

Low latency Java Developer - Algo Trading

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
REMOTE Low latency Java Developer – Algo Trading120,000 + bonuses (50%)Leading London-based trading firm has an outstanding opportunity for a Java Developer to join their low latency trading team. Our client quant prop trading house with performance figures of 22%. They are currently looking to expand their … high and intraday trading presence across FX, equities and commodities. The Java Developer will: Work closely with the Head of Trading and the Quant Team and assist in design and development of new trading algorithms, mainly in JavaHelp engineer a new greenfield low latency trading platformWork on connectivity to Financial ...

Staff Engineer Java Spring Boot AWS

Hiring Organisation
Client Server
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
Staff Engineer/Principal Software Developer (Java Spring Boot AWS) London/WFH to £120k Are you an experienced Staff Engineer who enjoys taking technical ownership, leading projects and working directly with clients? You could be progressing your career at a global technology consultancy, working on complex, long-term transformation ...

Principal Java Engineer: Low-Latency Payments, Hybrid UK

Location
Greater London, England, United Kingdom
Partners seeks an experienced Principal Java Engineer to join a high-performing team tackling low-latency, high-throughput payment systems. Hybrid role in the UK with modern tech stack and real-time services. You will own design decisions, mentor peers, and drive performance and observability enhancements across services. The ideal … candidate has 10+ years in Java, SpringBoot, microservices, and cloud deployments (OpenShift/Kubernetes, AWS). #J-18808-Ljbffr ...

VP Tech Lead: Equities Algo Trading (Java)

Location
Greater London, England, United Kingdom
Senior Lead eSoftware Engineer - Equities Algo Trading - Java - VP LONDON, LONDON, United Kingdom Job Information Job Identification 210612713 Job Category Software Engineering Business Unit Corporate Sector Posting Date 04/02/2025, 10:37 AM Locations LONDON, LONDON, United Kingdom Job Schedule Full time Job Description We have … stability of software applications and systems Required qualifications, capabilities, and skills Formal training or certification on software engineering concepts and proficient advanced experience in Java Proficiency in low latency, real-time, scalable trading systems Experience in building/dealing with high throughput messaging APIs, middleware products Ability to work effectively ...

Senior Backend Engineer - Fintech, Java/Kotlin

Location
Greater London, England, United Kingdom
Lead Software Engineer - Backend Engineering - Java/Kotlin LONDON, LONDON, United Kingdom Job Information Job Identification 210587260 Job Category Software Engineering Business Unit Corporate Sector Posting Date 01/14/2025, 08:19 AM Locations 4 John Carpenter St, London, Greater London, EC4Y 0JP, GB Job Schedule Full time … shape their own path and a pragmatic and iterative approach to achieving our long term goals Technologies We primarily use Jvm based languages (Java/Kotlin) but we also have parts of the platform that use other languages as needed. We look to use Open source when it makes sense ...

Senior Java Architect for Payments, Cloud & Microservices

Location
City Of London, England, United Kingdom
Sanderson is looking for a Senior Java Architect - Payments in London (Hybrid) to lead backend architecture for a global payments transformation project, building cloud-native platforms that support cross-border payments, settlement, reconciliation, and banking operations. You will partner with Lead Architect, guide offshore teams, and design microservices, event-driven ...

Software Engineer

Location
Greater London, England, United Kingdom
We build AI technology for the metals industries. Our products work reliably in high-volume production environments 24/7, making billions of dollars worth of decisions. Because we work at the intersection of metals ...

Developer Experience Engineer

Location
Greater London, England, United Kingdom
DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot ...

Tester

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Permanent
Salary
£41000/annum
ROLE TITLE: Tester LOCATION: Manchester or London (3 days per week on site with some weeks 5 days) LENGTH: 12 months SALARY: £41,000 to £45,000 per annum ** 5 Years UK Residency AND based ...

Lead DevOps Engineer – AWS, Kubernetes, Terraform

Location
Greater London, England, United Kingdom
Be an integral part of an agile team that continuously pushes the envelope to enhance, build, and deliver top‐notch technology products. As a Senior Lead Software Engineer at JPMorgan Chase within the Global Electronic ...

Sr Lead Software Engineer - KDB+ / Q

Hiring Organisation
JP Morgan Chase
Location
London, UK
Employment Type
Full-time
We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorgan Chase within the Commercial & Investment Bank ...

Data Architect

Hiring Organisation
Solirius Consulting
Location
London, UK
Employment Type
Full-time
DescriptionAbout usSolirius Reply, part of the Reply Group, is a technology consultancy and digital transformation partner that helps organisations solve complex challenges through strategy, design, engineering, and delivery. We work closely with our clients to ...

Data Architect

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
hackajob is partnering directly with Solirius Reply to hire for this role. About Us: Solirius Reply delivers technical consultancy and application delivery to our clients in order to solve real world problems and allow our ...

Senior Java Trading Systems Developer

Location
Greater London, England, United Kingdom
well-established financial markets firm is seeking a Senior Java Trading Systems Developer to support the continued development of its electronic trading technology.This is a hands-on engineering position focused on building and improving systems used to manage orders and trading activity across multiple markets and venues. The successful candidate … markets or market-making environment who is interested in joining a growing and technically ambitious business. Responsibilities Design, build and maintain trading systems using Java Develop functionality supporting order management, routing and execution Work across the full trade lifecycle, from order entry and validation through to execution and downstream processing ...

VP Java FX Strat Quant Developer Investment Bank

Location
Greater London, England, United Kingdom
Exclusive Search - Leading Global Investment Bank Are you a high-performance Java engineer with FX experience? My client, a top-tier global financial institution, is expanding its E-Trading FX Options Strategy team and is seeking a Vice President - Java FX Strategist to help drive one of the bank … Office Trading & Sales teams Contribute to the roadmap for scaling a 24/5.5 global FX platform Skills & experience required 7+ years of Advanced Java in high-performance, low-latency environments 5+ years in Financial Markets , ideally in pricing or market-making Strong understanding of FX microstructure , order management ...

Backend Engineer: Java, Spring & Microservices

Location
Greater London, England, United Kingdom
Goldman Sachs is seeking a backend software engineer to transform our systems with Java and Spring, working across microservices and MongoDB. You will collaborate with global teams to build scalable platforms and contribute to the SDLC process. The role involves hands-on development, testing, monitoring, and delivering reliable data-driven ...

Vacancy for Lead Developer Java/Scala at The National Archives (UK)

Location
City Of London, England, United Kingdom
Overview Vacancy for Lead Developer Java/Scala at The National Archives (UK) 23 January 2023 London Full-Time Person specification About you You are an enthusiastic and organised individual who is keen to join a growing team and make a positive contribution. You have the confidence to advise … 11th to the early 21st century are all to be preserved in the system. We currently operate a series of workflows constructed predominantly in Java, Scala, XSLT and XML Schema running in a Linux environment and we expect Cloud services to play a large role in our future architecture. ...

Senior Backend Lead — Java/Spring Boot + AI

Location
Greater London, England, United Kingdom
CreateFuture UK is seeking a Technical Lead—Backend to drive Java/Spring Boot services, own delivery direction, and mentor engineers within a hybrid setup. You will work across REST APIs and Kafka pipelines, shape technical decisions, and champion AI‐assisted development to raise quality and speed. The role blends ...

Lead Java/Scala Developer - Shape Digital Preservation

Location
City Of London, England, United Kingdom
leading digital archiving organization in London seeks a Lead Developer proficient in Java and Scala to oversee software development in their Digital Preservation team. You will manage systems critical to preserving national digital records and lead innovation within the department. The ideal candidate has experience in Linux and AWS, mentoring ...