251 to 275 of 828 Java Jobs in London

Senior Java Developer

Location
London, United Kingdom
within our DNA. Invest in us and we'll invest in you!. Job Description We are seeking a highly skilled and experienced Senior Java Developer to join our dynamic team. The ideal candidate will have a strong background in Java development, extensive experience with AWS, database management, and preferred … work experience in batch processing. As a Senior Java Developer, you will play a crucial role in designing, developing, and maintaining high-performance applications that meet our business needs. Key Responsibilities: Design and Development: Design and development of robust, scalable, and efficient Java applications. AWS Integration: Utilize AWS services ...

Senior Java Developer

Hiring Organisation
Hackajob Ltd
Location
Westminster, Greater London, UK
within our DNA. Invest in us and we'll invest in you!. Job Description We are seeking a highly skilled and experienced Senior Java Developer to join our dynamic team. The ideal candidate will have a strong background in Java development, extensive experience with AWS, database management, and preferred … work experience in batch processing. As a Senior Java Developer, you will play a crucial role in designing, developing, and maintaining high-performance applications that meet our business needs. Key Responsibilities: Design and Development: Design and development of robust, scalable, and efficient Java applications. AWS Integration: Utilize AWS services ...

Full Stack Java Developer

Hiring Organisation
Hackajob Ltd
Location
City Of Westminster, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Our client is a leading IT services and digital transformation consultancy. Company Description Our client has celebrated 30 years in business and continues to be trusted by global brands to deliver technology and transformation solutions ...

Senior Software Engineer, Full-Stack Applications - Ratings Technology (London)

Hiring Organisation
Fitch Ratings
Location
London, UK
Employment Type
Full-time
work-life harmonyWe'll Count on You To: Deliver technical excellence and build game-changing solutions – Design robust, scalable full-stack applications using Java/Springboot, C#/.NET, Python and REACT, drive architectural decisions, establish technical standards, and lead exploration of AI/ML integration opportunities that transform workflowsOffer … environmentsWhat You Need to Have: Deep full-stack engineering expertise – 10+ years of hands-on experience building enterprise applications, with expert-level proficiency in Java/Springboot, C#/.NET, Python and REACT, and modern web technologies in production environmentsArchitectural mastery and technical depth – Proven track record of designing maintainable ...

Java Full Stack Engineer

Location
London, United Kingdom
Java Full Stack Engineer About the Role Join a growing digital transformation and technology consultancy that delivers innovative solutions to a diverse range of organisations. Working as part of a collaborative, multidisciplinary team, you will help design and build modern digital products that solve complex business challenges and deliver meaningful … teams, collaborating across disciplines to drive successful project outcomes Support continuous improvement through best practices, automation and knowledge sharing Technologies You May Work With Java Spring Boot Node.js Kotlin React RESTful microservices NoSQL databases Cloud platforms including AWS and Azure Skills and Experience Essential Extensive experience building microservices using Java ...

Remote Java Developer - Fintech

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Remote Java Developer – FintechTo 70,000Quant Capital is urgently looking for a Java Developer to join our high profile client. They have recently raised (PE and Bank) 50 million and are set for another 100 million raise in February. They are acquiring users at 50,000 per month … Review of designs/code and knowledge sharing are key to smooth organizational continuity. Two brains are better than one. Day to Day The Java Developer will: Design, develop, test and deploy micro services into the cloud (AWS)Supporting other business units investigating problems, querying data, and building tools ...

Senior Software Engineer I (Java & JavaScript)

Hiring Organisation
Elsevier
Location
London, UK
Employment Type
Full-time
Senior Software Engineer I (Java & JavaScript)Do you enjoy designing and developing scalable, high-performance applications using Java and JavaScript? About the team: You will join the Identity & Access Management team, which owns the authentication and authorisation infrastructure underpinning Elsevier's global product suite. We build and operate a highly … Intermediate understanding of normalized/dimensional data modelling principlesIntermediate knowledge of multiple data storage subsystemsConfident practitioner in development languages including but not limited to: Java/J2EE, JavaScript, JSP, HTML, Node.js, React, XML, SQL, Windows, Unix. Experience with Keycloak, Auth0, or another identity provider, including realm configuration, authentication flows ...

Full stack Engineer

Hiring Organisation
DCV Technologies
Location
London, United Kingdom
Employment Type
Contract
Must Have - Backend: Strong Java/Python skills with Spring and Spring Boot - Frontend fundamentals: Strong HTML5, CSS3, and JavaScript (ES6+) - Modern frontend framework: Hands-on experience with React Js - Component architecture and state: Component-based design and state management (React Hooks, Redux, Context, or NgRx) - Responsive UI: Building responsive ...

NoSQL DBA / Database Consultant

Hiring Organisation
Staffworx Limited
Location
London, UK
Employment Type
Full-time
database architectureAutomation, virtualisation/containerisation technologies such as VMware, Docker, KubernetesCouchbase Performance TuningAWS or Azure experience is a plusCouchbase NoSQL XDCR replicationKafka, Elastic Search, Java or Scala beneficialGood SQL, N1QL, SQL++multi-dimensional scaling, caching, indexingOLTP, DWH experience such us AWS Aurora, AWS RDS, Couchbaseremote based contract, outside IR35If ...

Technical Architect - Custody Domains

Hiring Organisation
Hays Technology
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£750 - £850/day 750-850 per day via Umbrella
more custody domains , including Securities Settlements, Asset Servicing (Corporate Actions), Transaction Management, Tax Operations, or Cash & FX Processing Strong software engineering foundation, ideally across Java, Spring Boot, Oracle, and SQL technologies Kafka experience Strong stakeholder management experience Financial services background is highly desired If you're interested in this role ...

Technical Architect - Custody Domains

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£750.00 - £850.00 per day
more custody domains , including Securities Settlements, Asset Servicing (Corporate Actions), Transaction Management, Tax Operations, or Cash & FX Processing Strong software engineering foundation, ideally across Java, Spring Boot, Oracle, and SQL technologies Kafka experience Strong stakeholder management experience Financial services background is highly desired If you're interested in this role ...

Systems Architect

Hiring Organisation
Virtusa
Location
London, UK
Employment Type
Full-time
methodologies. Solid understanding of machine learning algorithms and data structures. Experience in designing scalable AI architectures. Proficiency in programming languages such as Python, Java, or similar. Preferred Skills: Experience with cloud-based AI services (AWS, Azure, GCP).Familiarity with natural language processing (NLP) and computer vision. Knowledge of AI ethics ...

API Software Engineer

Hiring Organisation
NatWest Group
Location
London, UK
Employment Type
Full-time
needYou'll come with experience in software engineering, software design and microservices architecture, along with hands-on experience designing, building and delivering Java-based microservices and APIs. You'll have an understanding of the software development lifecycle and how engineering practices help deliver secure, resilient and reliable solutions for customers. ...

AWS Cloud Architect

Hiring Organisation
Oscar Associates (UK) Limited
Location
London, United Kingdom
Employment Type
Permanent
senior oversight across platform engineering, security, SRE, CI/CD. Key Responsibilities: Own the AWS platform architecture and modernisation roadmap, including migration from a Java monolith to microservices on EKS. Define standards for containers, runtime environments, observability, tenancy, security, and infrastructure automation. Lead SRE practices including SLI/SLOs, incident ...

JWT/JSON Developer

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650 per day
with Git, CI/CD and modern software delivery practices Advocate of TDD and collaborative engineering approaches Desirable Experience Ability to read and understand Java Kubernetes experience AWS cloud exposure Reasonable Adjustments: Respect and equality are core values to us. We are proud of the diverse and inclusive community ...

Consulting Manager

Hiring Organisation
Virtusa
Location
London, UK
Employment Type
Full-time
automation testing and documentation (i.e. automated,functional, and performance)Essential Criteria – Technical SkillsDeep knowledge and experience in programming, testing, and application design formicroservices using Java 17 and above or Kotlin, Spring and build automation with Gradle. Observability – Logging, Monitoring & Alerting Strategy & Implementation using industrystandard frameworks like SentryDeep Knowledge of cloud ...

ETRM Technical Consultant (Endur)

Hiring Organisation
Source Group International
Location
London, UK
Employment Type
Full-time
Computer Science, Software Engineering or a related discipline. At least 5 years' commercial experience developing and supporting Openlink solutions within a production environment. Strong Java or C#/.NET development experience, ideally using OpenJVS or OpenComponents. At least 3 years' experience working with SQL databases, such as Oracle, SQL Server ...

Software Engineer

Hiring Organisation
Cato Networks
Location
London, UK
Employment Type
Full-time
technologies to accelerate product evolutionCollaborating with multiple development teams to integrate new solutions into the existing platformRequirements:6+ years of experience in backend development (Java, Go, Play Framework, Spring Boot, or similar)Strong experience with both relational and NoSQL databases (PostgreSQL, MySQL, MongoDB, Redis, etc.)Proven experience building and operating ...

Senior QA Engineer

Hiring Organisation
Balyasny Asset Management
Location
London, UK
Employment Type
Full-time
experience in QA, SDET, or quality engineering roles. Strong programming skills in Python is required. Familiarity with other programming languages like C# or Java a plus. UI automation experience, preferably in Playwright (Typescript) is required. Demonstrated experience building automated test frameworks for web applications. Experience in API testing, UI testing ...

Cloud Solutions Architect

Hiring Organisation
Fortinet
Location
London, UK
Employment Type
Full-time
/CD, DevOps tools (Ansible/CloudFormation/Azure ARM), Infrastructure as Code (IaC), Scalability, and API-first strategy • Working knowledge of Python, Java and/or other programming languages • Public Cloud certifications are highly recommended (Azure, AWS or GCP) • Prior experience in building Agentic AI applications is highly desired ...

DevOps Manager - FinTech startup

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
experience managing technology teamsHands on but with a leadership flareOS: Red Hat Linux, bare metal and virtual machinesProvisioning: Puppet, Kickstart, RPMLanguages: Bash, Ruby, Python, Java, ClojureSecurity: Kerberos, SELinux, LDAPYou will be joining a progressive and exciting company committed to excellence. They offer an excellent working environment with ongoing training ...

Data Software Engineer

Hiring Organisation
G Research
Location
London, UK
Employment Type
Full-time
looking for? The ideal candidate will have the following skills and experience: Strong competency with at least one typed language such as Java, C# or C++Experience optimising software performance or efficiencyDesirable: Experience with distributed software systemsExperience with data processing or data serving systemsExperience using Rust, C#, Python, Parquet, Arrow, Delta ...

Senior Engineer, Commodities Technology

Hiring Organisation
Balyasny Asset Management
Location
London, UK
Employment Type
Full-time
platforms, lakehouses, distributed systems, or backend services.- Experience with analytical databases such as Snowflake, Redshift, ClickHouse.- Strong Python and SQL skills.- Production experience with Java or Kotlin. We will also consider strong experience in another systems language.- Experience with Kafka or another streaming or near-real-time data platform.- Experience ...

APIGEE Consultant - London - UK

Hiring Organisation
Infosys Technologies
Location
London, UK
Employment Type
Full-time
DescriptionRole – APIGEE Consultant Technology – APIGEE, Java, Location – London, UKJob Description: Today, the corporate landscape is dynamic and the world ahead is full of possibilities! None of the amazing things we do at Infosys would be possible without an equally amazing culture, the environment where ideas can flourish and where ...

AI Infrastructure Architect

Hiring Organisation
Accenture
Location
London, UK
Employment Type
Full-time
machine learning as a subject. Strong understanding of computing infrastructure a subject, preferred knowledge of AI infrastructure. Proficiency in programming languages such as Python, Java, or C++. Experience with data pipeline and workflow management tools (e.g., Apache Airflow, Kubeflow). Strong problem-solving skills and ability to work ...