151 to 175 of 1,137 Java Jobs in London

Principal Data Engineer

Hiring Organisation
ComplyAdvantage
Location
London, United Kingdom
Salary
£ 80 K
frameworks (Spark, Flink, dbt, Airflow or Argo Workflows), and modern lakehouse or warehouse technologies.Strong production Python experience and awareness of other relevant languages (Java/Kotlin) sufficient to set direction, review code and coach others.Experience designing for cloud (AWS and GCP) and containerised infrastructure (Kubernetes, Docker, ArgoCD).A track record ...

Back End Software Engineer

Hiring Organisation
FundApps
Location
London, United Kingdom
Salary
£ 60 K
/CD, architecture) and can apply them to solve well-defined problems independently and with your team. You are comfortable writing code in C#, Java or Python.Work-with-purpose: You can articulate the value of your own work in larger projects or team-wide goals. You have the space ...

Quantitative Engineer- Derivates

Hiring Organisation
London Stock Exchange Group
Location
London, United Kingdom
Salary
£ 80 K
high performance code, strong understanding of data structures, algorithmic development, code optimization and complex problem-solving skills are required.Additional programming skills in C# or Java, experience defining manipulating, and managing configurations and systems based on JSON and XML models. Database skills across standard technologies such as SQL Server, Sybase, Snowflake ...

Manager, Technical Business Analyst, Digital Banking Solutions, Operations Industry & Domain Solutions, Technology & Transformation

Hiring Organisation
Deloitte
Location
London, United Kingdom
Salary
£ 80 K
ITIL, TOGAF, and Cloud certifications such as AWS/GCP/Azure among others, or equivalent.Proficiency or experience with a software development language e.g. Java, Python, SQL, HTML, JSON.At Deloitte we champion individuality, and we understand that our differences are what keep us strong, successful, and diverse. ...

Java Engineer with AI

Hiring Organisation
Solirius Consulting
Location
London, United Kingdom
Salary
£ 80 K
approach, you’re comfortable engaging with clients, understanding their needs, and translating them into effective outcomes. RequirementsKey Responsibilities Design, develop, and maintain high-performance Java-based applications Integrate AI/ML models into production-grade backend systems Build RESTful APIs and microservices using modern Java frameworks Collaborate with data scientists … quality standards Work with cloud platforms to deploy AI-powered services Contribute to architecture decisions and technical roadmaps Design, develop, and maintain high-performance Java-based applications Integrate AI/ML models into production-grade backend systems Build RESTful APIs and microservices using modern Java frameworks Collaborate with data scientists ...

Senior Full Stack/Native Cloud Engineer (Vice President)

Hiring Organisation
Jefferies Financial Group
Location
London, United Kingdom
Salary
£ 100 K
through to responsive user interfaces, production support, and engineering best practice.Key ResponsibilitiesLead the design, development, and delivery of backend services and platform components using Java 8+/Spring Boot and Python/FastAPI. Build, enhance, and operate event-driven, real-time data pipelines using Kafka and related streaming technologies. Provide … deep technical expertise in distributed systems, data architecture, and scalable platform design. Design, implement, and maintain Java-based APIs and microservices, including REST, OpenAPI, GraphQL, and gRPC services. Work with modern data technologies including PostgreSQL, MongoDB, and Amazon Redshift. Deliver reliable, performant, and responsive user interfaces aligned to UX designs ...

Senior Java Developer

Hiring Organisation
Uniting Ambition
Location
London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £95000/annum
Senior Java Engineer (AEM) Adobe Experience Manager We're recruiting for a Senior Java Engineer to join a growing engineering team building enterprise-scale communication platforms. This role is ideal for someone who enjoys owning solutions end-to-end and working in a modern DevOps-focused environment. This … permanent opportunity offering a hybrid working model, with 2-3 days per week onsite in Hertfordshire. The Role Develop and enhance Java applications using Spring Boot Work with Adobe Experience Manager (AEM) and enterprise communication solutions Design and build scalable microservices Contribute to cloud infrastructure and CI/CD delivery ...

Technical Lead Java Low Latency Engineer FX eTrading

Hiring Organisation
McGregor Boyall
Location
London, United Kingdom
Salary
£ 100 K
+ Bonus + PackageLondonPermanentI'm working with a leading global investment bank looking to hire an exceptional Technical Lead Java Engineer to help build the next generation of ultra-low latency FX eTrading and pricing platforms.This is a genuine Front Office engineering opportunity, partnering directly with FX Traders, Quants … engineers who thrive on solving complex performance problems and have a passion for building world-class low latency trading technology.Key experience sought: Core Java (Java 17+/21 preferred) Ultra-Low Latency Java development FX eTrading & Electronic Market Making FX Spot, Forwards, NDFs and FX Options experience Real-time Pricing ...

Intermediate Java Software Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
foster them, it's deeply embedded within our DNA. Invest in us and we'll invest in you! Job Description As an Intermediate Java Software Engineer, you will be part of a cross-functional team, working on developing high-quality, maintainable software solutions to meet our clients' needs. You will … contribute to process improvements, while also taking ownership of key tasks and responsibilities within the project. You will use programming languages such as Java and associated frameworks (e.g., Spring/Spring Boot, JUnit, Hibernate, etc.) to develop software that aligns with client requirements. You will follow best engineering practices ...

Java Developer (Blockchain)

Hiring Organisation
London Stock Exchange Group
Location
London, United Kingdom
Salary
£ 80 K
Test Containers.Working knowledge of event/message brokers such as Kafka and MQ.Advanced JavaStrong experience in Object-Oriented Programming (OOP).Advanced knowledge of Java 17+ features and practical experience with Spring Boot.Skilled in developing RESTful services, including REST design principles, Swagger/OpenAPI, and Spring REST MVC. Proficient in building … delivering enterprise-grade Java applications.Hands-on experience with data structures, algorithms, concurrency, and multi-threading.Database ManagementStrong SQL knowledge with experience in relational databases such as Postgres.Working knowledge of object storage solutions, e.g., AWS S3.Familiarity with database version control tools like Flyway and Liquibase.Cloud ArchitectureExperience working with major public cloud platforms ...

Senior Full Stack Java Developer

Hiring Organisation
Version 1
Location
London, United Kingdom
Salary
£ 80 K
opportunities for driven and skilled individuals to join one of the fastest-growing consultancies globally.Job DescriptionWe are seeking an experienced Senior Full Stack Java Developer to join our UK Digital & Cloud Practice. Our Digital Practice is expanding rapidly and there will be an opportunity for you to achieve medium … SOLID/DRY principalsHands-on developing/coding role using the following technologies:Frontend (JavaScript/TypeScript or Angular or React or Node)Backend (Java, SpringBoot, Hibernate, Kotlin)Experience in estimation and sizingIntegration experienceAPI Design experienceCloud experienceAppetite to work with emerging AI technologiesSC EligibleAdditional InformationWhy Version 1 At Version ...

Senior Full Stack Java Developer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
driven and skilled individuals to join one of the fastest-growing consultancies globally. Job Description We are seeking an experienced Senior Full Stack Java Developer to join our UK Digital & Cloud Practice. Our Digital Practice is expanding rapidly and there will be an opportunity for you to achieve medium …/DRY principals Hands-on developing/coding role using the following technologies: Frontend (JavaScript/TypeScript or Angular or React or Node) Backend (Java, SpringBoot, Hibernate, Kotlin) Experience in estimation and sizing Integration experience API Design experience Cloud experience Appetite to work with emerging AI technologies SC Eligible Additional ...

Senior Full-Stack Engineer (Java, Typescript & Azure)

Hiring Organisation
Legal and General
Location
London, United Kingdom
Salary
£ 80 K
capability and technical excellenceContributing to architectural decisions, reducing technical debt and improving platform sustainabilityWho we're looking for:Strong commercial experience developing software using Java and JavaScript/TypeScriptExperience building and supporting RESTful microservices in Spring Boot, Node.js or similar frameworksSolid understanding of cloud technologies, ideally Azure, alongside infrastructure ...

Multiple Java Developers - Contract

Hiring Organisation
McGregor Boyall
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£800 - £850 per day
Hybrid) Day rate - up to £850pd inside IR3 A global investment bank is looking to grow their Risk function with multiple Senior Back End Java Developers. The successful Senior Back End Java developers will be responsible for delivering scalable, enterprise-grade applications within a complex technology environment. This … direction while working alongside talented engineers on business-critical systems. If you enjoy solving complex technical challenges, building resilient microservices and working with modern Java technologies, this may be for you. What you'll be doing Develop enterprise backend applications using Java and Spring Boot Design and build scalable microservices ...

Software Engineer (DV Cleared)

Hiring Organisation
Salt
Location
London, United Kingdom
Employment Type
Permanent
Salary
£70000 - £100000/annum Bonus & package
range of modern technologies and platforms. Essential Skills: Experience delivering software engineering projects. Strong development experience in at least one of: Python, C++, Java, C#, C or Objective-C. Ability to take ownership of complex technical work. Current DV (Developed Vetting) Security Clearance, or the ability to obtain and maintain ...

Blockchain Architect

Hiring Organisation
Luxoft
Location
London, United Kingdom
Salary
£ 80 K
blockchain platforms such as Ethereum, Hyperledger Fabric, Corda, or Polygon, with hands-on experience in smart contract development.Strong proficiency in programming languages (Solidity, Go, Java, Python, or Rust) for blockchain application development.Proven ability to design decentralized applications (DApps), consensus algorithms, and token economics (utility tokens, NFTs, stablecoins).Experience in blockchain ...

Full Stack Engineer - ML/Gen AI

Hiring Organisation
INTEC SELECT LIMITED
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£375 - £450 per day
/LLM integration, with an understanding of model capabilities and limitations—not just using AI to generate code. Highly desirable: EdTech or Education experience Java Terraform Kubernetes LangChain, Bedrock, SageMaker or similar GenAI tooling OAuth/JWT This is an excellent opportunity to join a global organisation at the forefront ...

Cyber Software Engineer

Hiring Organisation
Anson Mccade
Location
Central London, London, United Kingdom
Employment Type
Permanent
methodologies. Researching emerging technologies and identifying potential security risks. What We're Looking For You'll ideally have experience with: Software engineering using C++, Java or C# Scripting or automation using Python, JavaScript, PowerShell or similar Secure software development and software engineering best practices Source control, debugging, testing and continuous ...

AI Test Engineer (SC Cleared)

Hiring Organisation
Adecco
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day
solutions across the full lifecycle Hands-on expertise with Microsoft-based environments (e.g. Azure testing tools, AI platforms) Proficiency in one or more: Python, Java, JavaScript, SQL, or R Proven experience in: AI/Generative AI testing RAG (Retrieval-Augmented Generation) solution validation (e.g. RAGAS framework) CI/CD, DevOps ...

AI Test Engineer (SC Cleared)

Hiring Organisation
Adecco
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £650 per day
solutions across the full lifecycle Hands-on expertise with Microsoft-based environments (e.g. Azure testing tools, AI platforms) Proficiency in one or more: Python, Java, JavaScript, SQL, or R Proven experience in: AI/Generative AI testing RAG (Retrieval-Augmented Generation) solution validation (e.g. RAGAS framework) CI/CD, DevOps ...

DevOps Engineer – FinTech startup

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 60 K
good idea of tech stack)· OS: Red Hat Linux, bare metal and virtual machines· Provisioning: Puppet, Kickstart, RPM· Languages: Bash, Ruby, Python, Java, Clojure· Security: Kerberos, SELinux, LDAP· Big Data: HDFS, Flink, Kafka· Containers: Docker, KVM· Schedulers: YARN, KubernetesYou will be joining a progressive and exciting company committed to excellence. ...

Murex Production Support Consultant (Front Office)

Hiring Organisation
Luxoft
Location
London, United Kingdom
Salary
£ 80 K
capital markets products. Strong SQL skills for data analysis, troubleshooting, and reporting. Strong Unix/Linux administration and troubleshooting skills. Experience supporting RHEL environments, Java processes, and middleware components. Experience with batch scheduling and monitoring tools such as Control-M and Control-M AFT. Strong understanding of Incident, Problem, Change ...

Senior Software Engineer I - Receive

Hiring Organisation
Wise
Location
London, United Kingdom
Salary
£ 80 K
with a focus on speed, scalability, and reliability.Strong product-oriented mindset, with end-to-enpd ownership of features and close collaboration across teams.Proficiency in Java (preferred) or solid experience with similar backend programming languages.Familiarity with messaging systems such as Kafka or RabbitMQ, and strong knowledge of relational databases (SQL).Excellent ...

Expert Backend Engineer

Hiring Organisation
Wiz
Location
London, United Kingdom
Salary
£ 80 K
e.g., Frontend, DevOps) to deliver top-tier features.WHAT YOU’LL BRING8+ years of experience with Backend Engineering in a high-level programming language (e.g. Java, C#, Golang)Experience with cloud platforms (e.g. AWS, GCP, Azure)Experience with microservices based architectureExperience with databases and message queue technologiesExperience with continuous integration ...

Senior Associate, Full-Stack Engineer Opportunities

Hiring Organisation
The Bank of New York Mellon
Location
London, United Kingdom
Salary
£ 100 K
seeking the following: Hands-on AI development using modern tools and IDEs (e.g., Windsurf).Solid understanding of programming concepts and microservicesProficiency in Java with Spring.Experience with CI/CD, automated testing (JUnit/Spock), and containers (Docker).Familiarity with microservices, observability/telemetry (e.g., Splunk, AppDynamics), and cloud deployments.Curiosity ...