176 to 200 of 542 Java Jobs in London

Lead AI Platform Engineer (Contract)

Hiring Organisation
GlobalLogic
Location
London Area, United Kingdom
enthusiasm for safe and scalable AI. Specifically: Strong engineering foundations, with experience building scalable distributed systems or data platforms. Fluency in Python, SQL, Java, and modern data processing frameworks. Expertise in cloud-based AI/ML ecosystems, particularly AWS SageMaker (required). Proven experience developing monitoring frameworks, observability pipelines ...

Senior Software Engineer, Business Pricing

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
both new and existing customers, making them fairer, more intuitive, attractive and more scalable. Qualifications What does it take: 5+ years of experience in Java or Kotlin (or other JVM based language) Strong experience with Spring framework, relational databases, distributed and concurrent systems (Kafka) Close collaboration with product managers, data ...

Lead Data Scientist

Hiring Organisation
SBS
Location
Greater London, England, United Kingdom
Generative and Agentic AI Proficiency in AI/ML model development, including feature selection, XAI techniques, and consensus modelling Strong programming skills (e.g., Python, Java, or similar) and experience with open-source AI libraries Ability to integrate AI models into commercial software architectures and ensure compliance with GDPR and security ...

Site Reliability Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
desire to build truly exceptional products, not just solve immediate challenges. You have a strong background working in either Python, Golang or Java, having used one of these programming languages to build production level software. You have experience working with Kubernetes or other container orchestration systems. You have experience with ...

Quality Test Engineer III

Hiring Organisation
Elsevier
Location
Greater London, United Kingdom
Employment Type
Full Time
implement, and maintain automated test suites for APIs and backend services using Karate, Cucumber with RestAssured. Write clean, maintainable, and reliable automated tests in Java that provide fast, accurate feedback to the team. Validate functional and non-functional behaviour of search and retrieval services, including error handling, reliability, and service ...

Test Engineer

Hiring Organisation
IXICO
Location
London Area, United Kingdom
processes and ways of working. Desirable Proven experience of executing software testing with minimal supervision. Knowledge in scripting or programming languages (e.g. Bash, Python, Java). Working with Linux command line tools. Identifying tasks, dependencies and risks during backlog grooming. Providing reasonable test estimates. Knowledge of clinical trial and image ...

Full Stack Java Developer

Hiring Organisation
FDM Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£40,000 per annum, Negotiable, Pro-rata, Inc benefits
About The Role FDM is a global business and technology consultancy seeking a Full Stack Java Developer to work for our client within the Fintech sector. This is initially a 6 month contract with the potential to extend and will be a hybrid role that will be based in London. … client is seeking to onboard a Java engineer with predominantly full stack experience and a desire to join an established agile squad, to deliver new requirements and fixes for client projects. This individual will take on complex stories required for implementing the international Processing Engine (IPE) application to meet client ...

Java & React

Hiring Organisation
Randstad Technologies
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
data processing with highly responsive front-end interfaces, all hosted in a modern cloud environment. What You Will Do Build scalable applications using Core Java, multithreading, and ReactJS to handle heavy datasets efficiently. Engineer cloud-native solutions by designing, maintaining, and deploying applications leveraging Kubernetes and Amazon AWS. Design … business problems. What You Bring to the Table 5 to 7 years of experience in full-stack software engineering. Deep backend expertise in Core Java, specifically with multithreading, complex algorithms, and data structures. Frontend proficiency building responsive UIs with ReactJS, JavaScript/TypeScript, and state management tools (Redux or Context ...

Technical Lead

Hiring Organisation
XCEEDANCE LIMITED
Location
London Area, United Kingdom
Technical Lead – Java (AI Enabled) Engineering · UK About Xceedance Xceedance is a global provider of strategic consulting, managed services, and technology solutions to the insurance industry. We help insurers, reinsurers, brokers, and MGAs modernize operations, enhance underwriting and claims capabilities, and accelerate digital transformation using data, analytics, and advanced platforms. … seeking an accomplished Technical Lead with deep Java expertise and demonstrated experience integrating AI/ML capabilities into production systems. This role combines hands-on engineering with technical leadership — you will own the architecture and delivery of cloud-native microservices on our BPA (Beyond Policy Administration) platform, lead a team ...

Platform Engineer

Hiring Organisation
5V Video
Location
Isleworth, England, United Kingdom
Strong IaC and CI/CD skills — Terraform and Ansible are the primary tools in use. Coding ability in one or more of: Python, Java/Groovy, JavaScript, or Node.js. Familiarity with AWS and event-driven, serverless patterns. A track record of clean, well-documented API integrations. If this sounds ...

Data Engineer - London, UK

Hiring Organisation
Randstad Technologies
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £757 per day
large-scale transactional or financial data. Fluency in Scala (Scio/Dataflow) and comfort with cloud-native development on GCP . (Experience with Java, Python , and BigQuery is a plus). Strong communication skills to collaborate with Finance, Product, and Engineering teams to ship auditable, reliable systems that meet regulatory ...

Junior System Engineer: £80k + Bonus/benefits (High Frequency Trading)

Hiring Organisation
Hunter Bond
Location
London Area, United Kingdom
Infrastructure Engineering • Strong AWS and networking experience in production environments • Linux systems administration and troubleshooting expertise • Scripting or coding experience with Bash, Python, Java, C#, Rust, or VBA • Understanding of infrastructure performance tuning and reliability engineering Nice to have: • Docker/Kubernetes • Terraform/Ansible • Monitoring & observability tooling (Prometheus, Grafana ...

P&L Python Developer

Hiring Organisation
Apex Systems
Location
London Area, United Kingdom
unblock current bandwidth constraints, and ensure continued delivery momentum within a fixed multi-year funding envelope. • 5+ years of strong Python development experience (optional Java) with demonstrable experience of having designed and developed complex server-side components. • Experience working in Financial Services specifically within markets in front office derivatives risk ...

Real-Time Architect

Hiring Organisation
Digisourced
Location
City of London, London, United Kingdom
architect ures• Driving scalability, resilience, fault tolerance and latency optimisa tion• Defining architecture standards and supporting engineering teams across deli very Key S kills✔ Java, C++ and/or P ython✔ Event-Driven Architec tures✔ Kafka, Pulsar or Azure Event Hubs✔ Real-Time Data Streaming & Anal ytics✔ Distributed Systems ...

Backend Engineer

Hiring Organisation
Tiro Partners
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
optimisation. Writing clean, maintainable and well-tested code. Nice to have Experience in any of the following would be beneficial, but isn't essential: Java development. Docker or Kubernetes. GraphQL. CI/CD tooling such as GitHub Actions. Test-Driven Development (TDD). Experience working with distributed or cloud-based ...

Senior Software Engineer – Data Visualisation & Graphics | London

Hiring Organisation
techstack Recruitment
Location
London Area, United Kingdom
algorithms, data structures, and software architecture Experience building complex software products rather than purely application-layer development Exposure to languages such as C++, Java, C#, Rust, Go, or similar Understanding of performance optimisation and rendering trade-offs Appreciation of the mathematical concepts underpinning data visualisation and graphics Passion for engineering ...

Director, Sales Analytics

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
post‐trade analytics; Kafka and dbt exposure a plus. Hands‐on coding in Python, SQL, and PySpark for pipelines and production analytics/ML; Java/C++ or kdb+/q a bonus. MLOps in a controlled environment: MLflow, registry/versioning, CI/CD (GitLab/Jenkins), drift/ ...

Manager, Engineering - Managed Services (Hybrid)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
. Familiarity with container orchestration, deployment models, modern CI/CD pipelines. BS/MS in Computer Science or a related field. Familiarity with Java, Golang, No‐SQL databases, Apache Kafka, Redis, and authN/authZ concepts. Proven experience applying AI technologies to enhance decision‐making, streamline workflows, and drive ...

Trainee Web Developer

Hiring Organisation
IT Career Switch
Location
Ilford, Essex, England, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £45,000 per annum
friendly advisors will be in touch. Keywords:Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer ...

Trainee Web Developer

Hiring Organisation
IT Career Switch
Location
East London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £45,000 per annum
friendly advisors will be in touch. Keywords:Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer ...

Trainee Web Developer

Hiring Organisation
IT Career Switch
Location
Uxbridge, Middlesex, England, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £45,000 per annum
friendly advisors will be in touch. Keywords:Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer ...

Trainee Web Developer

Hiring Organisation
IT Career Switch
Location
Barnet, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £45,000 per annum
friendly advisors will be in touch. Keywords:Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer ...

Trainee Web Developer

Hiring Organisation
IT Career Switch
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £45,000 per annum
friendly advisors will be in touch. Keywords:Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer ...

Trainee Web Developer

Hiring Organisation
IT Career Switch
Location
North West London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £45,000 per annum
friendly advisors will be in touch. Keywords:Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer ...

Founding Engineer / Technical Lead

Hiring Organisation
Coburg Banks Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
telematics, automotive, fleet, or transport technology Geospatial systems and location intelligence Technical Environment Experience across several of the following is valuable: Python, TypeScript, Go, Java, or similar REST APIs and distributed architectures AWS and cloud infrastructure PostgreSQL and data-intensive systems Docker, CI/CD, observability, and reliability engineering Third ...