1,576 to 1,600 of 2,282 Java Jobs in the UK

system security vulnerabilities and remediation techniques, including penetration testing and the development of exploits or equivalent Experience programming in Python, Ruby, Go, Swift, Java, .Net, C++ or similar object oriented language Experience with AWS products and services Preferred Qualifications Information security professional certification Experience implementing security solutions at the business ...

training sessions, workshops, and webinars, and to author technical content (whitepapers, reference architectures, solution guides, playbooks). Coding in a core programming language (Python, Java, or Scala); comfort generating infrastructure‐as‐code (e.g. CloudFormation). Designing, implementing, and maintaining end‐to‐end data architectures for Big Data, Data Warehousing ...

Java Developer Rate: up to £620 per day - Umbrella only Clearance Required: BPSS Duration: 6 months Location: Telford - 2 days onsite We're looking for an engineer with Java and PL/SQL experience to join the CESA (Self Assessment) team within Tax Admin. The team has a very healthy … essential. An ability to learn fast and work well with others will be key, as well being willing to flex between the development languages (Java and PL/SQL). This is a great opportunity to join an established team, with a fantastic team spirit and ample opportunity for development. ...

Java Developer Rate: up to £620 per day - Umbrella only Clearance Required: BPSS Duration: 6 months Location: Telford - 2 days onsite We're looking for an engineer with Java and PL/SQL experience to join the CESA (Self Assessment) team within Tax Admin. The team has a very healthy … essential. An ability to learn fast and work well with others will be key, as well being willing to flex between the development languages (Java and PL/SQL). This is a great opportunity to join an established team, with a fantastic team spirit and has ample opportunity ...

Great opportunity for Senior Java Engineers to join a software consultancy in Leeds as they go through a scale-up following a number of significant client wins. If you're considering a new challenge and want to explore working with more AI software technologies then this could be an ideal … have a strong presence across the UK, so you'll be joining an established business at the forefront of AI-native software engineering. Skills: • Java, Spring, REST APIs, AWS • Microservices and Distributed Systems • Kafka or RabbitMQ • TDD and CI/CD The money is good too – up to £82k plus ...

## Lead C++/Java DeveloperApplylocations: London, United Kingdomtime type: Full timeposted on: Posted Todayjob requisition id: R0119301**ABOUT US:**LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering … expectations for technical leadership, mentoring, and collaboration across engineering, architecture, and product teams.**WHAT YOU'LL BE DOING:*** Design, develop, and maintain C++ and Java services supporting FX matching and trading workflows.* Own technical delivery for key platform components, ensuring alignment with LSEG architectural principles, performance standards, and operational controls ...

Senior Java/Kotlin Developer (SC Cleared) Contract: Inside IR35 Rate: Up to £450 per day Location: Primarily remote, with travel required once per month to a client site in London, Birmingham, or Sheffield (expenses not covered) We are seeking an experienced Senior Java/Kotlin Developer to join … modern engineering environment, contributing to the development and enhancement of large-scale, user-focused systems. Essential Skills & Experience Strong commercial experience developing applications using Java and Kotlin . Experience working within Agile delivery teams. Strong software engineering and Back End development expertise. Ability to contribute across the full software development ...

Great opportunity for Senior Java Engineers to join a software consultancy in Manchester as they go through a scale-up following a number of significant client wins in the iGaming industry. The company employ over 500 people and have a strong presence across the UK, so you'll be joining … established business at the forefront of AI-native software engineering. As a Senior Java Engineer, you'd join a product-based team within a large engineering department and would be responsible for owning all aspects of the systems you work on, from design through to deployment and supporting them ...

Senior Lead Software Engineer - Python/Java LONDON, LONDON, United Kingdom Job Description 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 Quantitative Execution Strategies Tech … front office teams (trading, structuring) to support the QES platform. Develops platform and visualization components required by the desk. Utilizes principal technologies such as Java, Python and TypeScript (React) within the team. Required Qualifications, Capabilities, and Skills Formal training or certification on software engineering concepts and proficient advanced experience Hands ...

Senior Python Software Engineer Up to £120,000 London | Python | Java | Cloud | Real-Time Distributed Systems | Bonus & Excellent Benefits Are you an experienced backend engineer who enjoys solving complex technical challenges in high-performance, real-time environments? We're partnering with an innovative technology business that's investing heavily … that process live data, integrate with external platforms and support business-critical applications. Responsibilities include: Designing and developing scalable backend services using Python and Java Building cloud-native, event-driven applications Developing integrations with third-party platforms and APIs Designing and optimising real-time data processing pipelines Improving application performance ...

value realized by automation Required qualifications, capabilities, and skills Formal training or certification on software engineering concepts and advanced applied experience Proficiency in Java development with J2EE server technologies (Web Services, Spring, ORM frameworks, XML, Enterprise Java Beans, JMS) Working knowledge of CI/CD and build tooling (such ...

specialist engineering team delivering secure, high-performance backend software for mission-critical programmes. Working within Linux environments, you'll help design and develop scalable Java and C++ applications while providing technical leadership across the software development lifecycle. This role is ideal for an experienced engineer who enjoys solving complex technical … contributing to the design of secure, enterprise-scale systems. What You'll Be Doing Designing, developing and maintaining high-performance backend software using Java and C++. Leading the technical design and implementation of software components, APIs and services. Building secure, scalable and maintainable applications within Linux environments. Mentoring and supporting ...

title: Senior Java Developer Corporate Title: Associate/VP Department: Global Execution Services – Instinet Crossing Technology Location: London (Hybrid) Company overview Nomura is a global financial services group with an integrated network spanning approximately 30 countries and regions. By connecting markets East & West, Nomura services the needs of individuals, institutions … been an innovator at the forefront of the market's evolution. For more information, please visit www.instinet.com. Role Overview As a senior Java Developer in the Crossing Technology team, the main responsibility is to develop, maintain, and improve the performance of Instinet’s Crossing Systems including (but not limited ...

Automation Tester - UK/Remote - Government £400/Day Inside IR35 Key Responsibilities Design, develop, and maintain automated test frameworks using Java, Selenium, and Cucumber . Create and execute automated test scripts for functional, regression, and integration testing. Collaborate closely with developers, BAs, and product teams to understand requirements …/CD pipelines and support test automation integration into build processes. Essential Skills & Experience Active Security Clearance. Strong, commercial experience in automation testing using Java . Proven hands-on experience with Selenium WebDriver for UI automation. Solid experience using Cucumber/BDD frameworks . Experience working within Agile/Scrum ...

depth experience of Agile, Scrum and Lean software engineering best practices. Technology environment (fluency expected; hands-on depth in several): Backend services in Java, Spring Boot, Web Services with Oracle/SQL Server/MongoDB; integration with core Java cargo applications via REST APIs. Frontends in Angular and the Ionic ...

that: Serves packages to customers at scale; Automates CVE remediation and verification workflows; Powers AI‐driven package builds; Provides shared services across language ecosystems (Java, JavaScript, Python/AI/ML and beyond). What you’ll do: Lead the design and implementation of core components of the Libraries Platform … including the services, pipelines, and package index that power secure, reproducible build, test, and distribution workflows for libraries across multiple ecosystems (Java, JavaScript, Python/AI/ML). Design and maintain automation for artifact creation, updates, and verification, including vulnerability scanning, remediation workflows, SBOM and provenance generation, and policy ...

support development REQUIRED QUALIFICATIONS (Must-Have) 5+ years of professional software development experience Strong expertise in one of the following: .NET Core, Angular, Go, Java Strong front-end development experience w Solid experience with relational databases Experience using AI to support development Experience building and consuming REST APIs Strong understanding …/CD pipelines Excellent problem-solving and debugging skills PREFERRED QUALIFICATIONS (Nice-to-Have) Experience with any of the following .NET MAUI, Java Play Framework Experience developing or integrating VoIP systems Experience with microservices architecture and docker Cloud platform experience (Azure/AWS) Experience working in Agile/Scrum environments ...

your recruiter about the options for this particular role Grade: GG09 - GG11 Referral Bonus: 5000 We are looking for the absolute best full-stack Java Software Engineers in the industry to join our team following continuous growth and success in the UK Government and Law Enforcement sectors. Behind great solutions … people who love to code and know how to deliver solutions following best practise from within the industry and love the hands-on role. Java is at the heart of what we do for our clients in this space - so you'll have plenty of experience across related technologies ...

existing infrastructure. Key Responsibilities: Design and reputed company reputed company web and reputed company applications using a reputed company of programming languages, including Java, reputed company, and Python Collaborate with our data science team to build and reputed company machine learning models that reputed company business insights and decision-making … years of experience in software development, with a reputed company on web and reputed company applications Proficiency in at least one programming language, including Java, reputed company, or Python Experience with SQL and NoSQL databases, including data modeling and query optimization Strong understanding of software design patterns, architecture, and scalability ...

services, FIX connectivity (MarketAxess/Tradeweb/Bloomberg), RFQ automation, model pipelines, and real‐time analytics. The ideal candidate is proficient in Python, Java, distributed systems, quantitative/statistical methods, CI/CD, observability, and real‐time UI development. Experience with credit market data (TRACE, CS01/DV01), Kafka/… technical and quantitative skills Understanding of credit market structure and pricing methodologies CANDIDATE REQUIREMENTS 3+ years of building electronic trading systems, preferably credit Strong Java and Python programming skills Quantitative and statistical skills to do time series analysis, TCA and generate trading signals Business Area EMEA Fixed Income Credit department ...

troubleshoots creative software solutions, thinking beyond conventional approaches to solve complex technical problems Leads the adoption and integration of cutting-edge technologies including Java, Spring, Springboot, React, and Kafka Develops secure, high-quality production code, and reviews and debugs code written by others Defines and drives the technology roadmap, focusing … concepts with 7+ years' applied experience Hands-on practical experience in system design, application development, testing, and maintaining operational stability Hands-on expertise in Java, Spring, Springboot, Maven, Kafka, and modern web technologies such as React Strong knowledge of cloud platforms such as AWS, Lambda, ECS, EC2, and Terraform Knowledge ...

base code and drive improvement. Work alongside Site Reliability Engineers and cross‐functional teams to diagnose/troubleshoot any production performance related issues. Use Java, Golang, and Python. Build systems on Docker, Kubernetes, MongoDB, ELK, TimescaleDB, GCP Stackdriver, GCS, Cloud Composer, and AI Platform. About You Desire to build products … that solve complex technical problems for end users. 7‐11 years experience developing highly scalable distributed applications, products, and services in Java and Golang. Design and develop REST, gRPC, and GraphQL APIs. Working knowledge of SQL and No‐SQL database technologies. Solid foundation in data structures, algorithms, and software design ...

develop, and support applications and services across the end-to-end commodities trade lifecycle. Build and enhance integrations between ETRM platforms and systems utilizing Java & Oracle. Develop and maintain robust data pipelines including mapping, transformations, validations, and exception handling to ensure accuracy and completeness. Partner with Trading, Risk, Scheduling, Settlements … environment, including an open-floor plan, with timely responsiveness and the ability to work beyond normal business hours when required. Technical Skills Python, Kafka, Java (J2EE), JavaScript, Spring Framework, SQL (AWS Redshift, Oracle, Sybase, DB2), Oracle PL/SQL, Rest API, Angular or React, Scripting (Windows, Linux), IBM MQ, TIBCO ...

RoleWe are looking for a product-focused Senior Software Engineer to join our Experiences Engineering team. This is a full-stack role, leveraging Java, SQL, React, AWS and AI tools. It suits "T-shaped" engineers who thrive on autonomy and technical leadership. You’ll build and maintain highly scalable distributed … using operational data or experiment results to validate every significant technical decision.Full-Stack Proficiency: Strong experience in at least one modern backend language (e.g., Java, C#, Go, Python) and familiarity with modern front-end frameworks.AI Coding: you are fluent coding with either Cursor or Codex/Claude/Open Code. ...

written in Solidity or equivalent languages, ensuring security, correctness, and gas efficiency Integrate Web3 libraries and SDKs (e.g., Web3J, Web3JS, Ethers.js, Viem) into enterprise Java and/or Node.js backend services Implement asynchronous, event-driven architectures to handle on-chain events, transaction lifecycle management, and blockchain state synchronization Collaborate with … Proven hands-on experience in Web3 and blockchain application development, including smart contract development and blockchain protocol integration Solid experience with backend development using Java/Spring, Node.js, or equivalent enterprise frameworks Proficiency in Solidity smart contract development, including testing frameworks (Hardhat, Foundry, Truffle) and security best practices Hands ...