151 to 175 of 251 Java Jobs in London

primary aws services (ec2, elb, rds, route53 & s3) Experience implementing AWS services in a variety of distributed computing environments Experience developing software code in one or more programming languages (java, python, etc.) Preferred Qualifications 5+ years of IT implementation experience Experience and technical expertise (design and implementation) in cloud computing technologies Experience leading the design, development and deployment of business More ❯

Job Summary We are seeking an experienced Java Technical Lead to join our delivery team. The ideal candidate will be a strong Java developer with expertise in AWS cloud services , modern frameworks, and DevOps tooling. You will lead development activities, uphold engineering standards, guide automation practices, and ensure secure, scalable, and high-quality software delivery. This role is hands-on … Expertise in DevOps practices including CI/CD, automation, and environments management. Hands-on experience with: GitLab, Jenkins, CloudFormation, Maven, Docker, Fortify on Demand, SonarQube Backend Development Proficiency in Java/Spring Boot Experience building microservices and distributed systems Exposure to secure coding practices and cloud-native architectures Frontend & Scripting Good experience with AngularJS Hands-on expertise in: Node More ❯

meet the team' will be held via Teams on Wednesday 12th of November at 12:30pm. Follow the application link for booking instructions. HMLR's Core Tech Stack Languages: Java and Python (with some legacy Delphi). Frameworks: Spring Boot, Flask, Django. Cloud & Hosting: AWS and OpenShift (container-based environments). Containers & DevOps: Docker, Kubernetes, CI/CD pipelines (Jenkins … engineering practices and contribute ideas for improvement. Essential Skills Experience of the full software development lifecycle, from design through to delivery. Proficiency in at least one programming language i.e Java or Python Experience working with APIs, relational databases, and version control systems (e.g., Git). Understanding of agile delivery and collaborative software development. Ability to write clear, readable and maintainable More ❯

the design, development, and deployment of high-quality software solutions. As a key member of the engineering team, you will be responsible for developing robust and scalable applications using Java , working within a Linux environment, and leveraging the power of Amazon AWS cloud infrastructure . Youll apply Test-Driven Development (TDD) or Behavior-Driven Development (BDD) principles to ensure reliability … quality code that meets business objectives. Were seeking someone who takes pride in writing clean, well-documented, and testable code, with solid experience in unit and component testing. While Java expertise is essential, familiarity with Ruby and Python will be considered an advantage. Experience or interest in video technologies and video streaming/packaging would also be beneficial. If youre … and component test experience. Desirable Skills/Knowledge/Experience Experience in Ruby and Python will be an advantage. Knowledge on video and video streaming, packaging. Tools and Technology Java Ruby Python AWS TDD Experience A degree in Computer Science, Software Engineering, or a related field or similar work-based experience. Proven experience as a Mid-Level Software Developer ideally More ❯

Java Developer AWS Digital Banking London based 2 days a week in the office I'm currently supporting a leading Bank in their search for a Java Developer to join their flagship digital platform. The system is built in Java on AWS with a strong focus on automation and you'll be working in an agile feature team, responsible for More ❯

Java Developer Hybrid - 2 Days/Week in London (Victoria) | £60,000-£80,000 + Benefits | Permanent We're seeking a talented Java Developer with strong Spring Framework experience to join a high-performing team delivering large-scale, enterprise-grade applications. Key Focus Areas: Design, develop, and maintain Java-based solutions using the Spring Framework Collaborate with cross-functional teams … to deliver high-quality software Contribute to solution design, performance tuning, and code reviews Requirements: Proven experience as a Java Developer (Spring Boot/Spring Framework) Degree in IT or a business-related discipline (essential) Experience within financial services or public sector environments (beneficial) Details: Hybrid: 2 days per week onsite in London (Victoria) Salary: £60,000-£80,000 depending More ❯

Job Title: Senior eFX Low Latency Java Developer Role Overview We are seeking a highly skilled Senior Java Developer to join the eFX Algo IT team as a Subject Matter Expert in low latency trading systems. This is a hands-on development role focused on building and optimizing pricing, hedging, and market connectivity systems for the eFX trading desk. Experience … in eFX pricing is essential , including price construction and algorithmic trading . You'll work closely with Java and C# developers, business analysts, project managers, and QA teams to deliver high-performance solutions. A strong understanding of FX trading, low latency architecture, and compliance within a trading environment is required. This is a hybrid position , requiring 3 days per week … updates. Support software releases, including occasional out-of-hours deployments. Ensure compliance with internal policies and regulatory requirements. Core Attributes & Skills Strong communication and analytical skills. Deep expertise in Java, especially in multithreading, low latency, and performance tuning. Solid understanding of FIX protocol and market connectivity. Proven experience in eFX pricing , including price construction and algo development . Experience in More ❯

Job Title: Senior eFX Low Latency Java Developer Role Overview We are seeking a highly skilled Senior Java Developer to join the eFX Algo IT team as a Subject Matter Expert in low latency trading systems. This is a hands-on development role focused on building and optimizing pricing, hedging, and market connectivity systems for the eFX trading desk. Experience … in eFX pricing is essential , including price construction and algorithmic trading . You’ll work closely with Java and C# developers, business analysts, project managers, and QA teams to deliver high-performance solutions. A strong understanding of FX trading, low latency architecture, and compliance within a trading environment is required. This is a hybrid position , requiring 3 days per week … updates. Support software releases, including occasional out-of-hours deployments. Ensure compliance with internal policies and regulatory requirements. Core Attributes & Skills Strong communication and analytical skills. Deep expertise in Java, especially in multithreading, low latency, and performance tuning. Solid understanding of FIX protocol and market connectivity. Proven experience in eFX pricing , including price construction and algo development . Experience in More ❯

Java Developer - Contract 3 - 6 Month experience Remote working, Outside IR35 SC: Must be Eligible for SC (Criteria: 5 years as a resident in the UK and no longer than 30 consecutive days abroad outside the UK in the last 5 years) Run-Time are looking for +10 Senior Java Developers (contract) to join a Public Sector Client on a … long term project. Requirements: The environment is fast paced and rewarding and of great interest in terms of its use of latest tools and technologies. Java 7/8 to current Applied knowledge of front end frameworks (Angular, React, other similar) Spring framework Knowledge of selected front end technologies (HTML, JavaScript, CSS) Rest, Hibernate, Docker, Terraform, GitHub, Jenkins TDD/ More ❯

to drive out an updated view on current Departmental security standards and broker an enhanced set of Cloud security standards. Target technical platform is Oracle on AWS with a Java middleware layer and Pro*C, PL/SQL batch application. Provide leadership and direction to technical engineering/development resources in impacting potential security requirements and drive out technical approaches More ❯

for Guidewire deployments. Required Skills & Qualifications: 12+ years of experience in IT with 8+ years in Guidewire InsuranceSuite (PolicyCenter, BillingCenter, ClaimCenter). Guidewire ACE Certified. Strong expertise in Gosu, Java, SOAP/REST APIs, and Guidewire Studio. Proven experience in designing scalable and secure enterprise applications. Deep understanding of Guidewire data model, rules engine, and workflow configuration. Experience with Guidewire More ❯

environment. What you'll need to succeed Extensive experience in observability/SRE/platform engineering roles Strong experience with OpenTelemetry, Prometheus, Grafana, Splunk, Elastic etc Python, Go or Java programming Experience with Terraform, Helm or other IAC tools What you'll get in return An exciting opportunity to join an international organisation in financial services. Furthermore, a competitive day More ❯

degree in Computer Science, AI, or a related technical field. Experience in software development (Backend or Full-Stack). Strong proficiency in Python or other backend languages (e.g., Node.js, Java) and frameworks (e.g., Flask, Django, Express). Proven experience building applications using LLM APIs (e.g., OpenAI) in commercial or production-level environments. Hands-on experience with AI frameworks like LangChain More ❯

influencing skills Proactive attitude towards learning and adapting to new technologies and industry best practices Ability to work autonomously as well as collaboratively within a team setting Proficiency in Java, .NET and JavaScript Experience working with AWS and Infrastructure as Code Experience in supporting a trading or investment platform Information Technology degree or equivalent experience CMC Markets is an equal More ❯

capture to R&D, implementation to automation. WE NEED THE SENIOR SOFTWARE ENGINEER TO HAVE.... Current enhanced DV clearance Experience with at least one or more of the following: Java, Python, C++, .NET, C#, JavaScript, React Experience mentoring juniors or leading a team Experience/Knowledge of automation IT WOULD BE NICE FOR THE SENIOR SOFTWARE ENGINEER TO HAVE.... Cloud … Dominic Barbet. I look forward to hearing from you. SENIOR SOFTWARE ENGINEER - DV CLEARED KEY SKILLS: SENIOR SOFTWARE ENGINEER/SENIOR SOFTWARE DEVELOPER//LEAD SOFTWARE ENGINEER/JAVA DEVELOPER/JAVA ENGINEER/LEAD SOFTWARE DEVELOPER/SENIOR SOFTWARE DEVELOPER/DV CLEARED/DV CLEARANCE/DEVELOPPED VETTING/DEVELOPED VETTED/DEEP VETTING/DEEP VETTED More ❯

capture to R&D, implementation to automation. WE NEED THE SENIOR SOFTWARE ENGINEER TO HAVE. Current enhanced DV clearance Experience with at least one or more of the following: Java, Python, C++, .NET, C#, JavaScript, React Experience mentoring juniors or leading a team Experience/Knowledge of automation IT WOULD BE NICE FOR THE SENIOR SOFTWARE ENGINEER TO HAVE. Cloud … Dominic Barbet. I look forward to hearing from you. SENIOR SOFTWARE ENGINEER - DV CLEARED KEY SKILLS: SENIOR SOFTWARE ENGINEER/SENIOR SOFTWARE DEVELOPER//LEAD SOFTWARE ENGINEER/JAVA DEVELOPER/JAVA ENGINEER/LEAD SOFTWARE DEVELOPER/SENIOR SOFTWARE DEVELOPER/DV CLEARED/DV CLEARANCE/DEVELOPPED VETTING/DEVELOPED VETTED/DEEP VETTING/DEEP VETTED More ❯

from requirements capture to R&D, implementation to automation. WE NEED THE SENIOR SOFTWARE ENGINEER TO HAVE.... Current enhanced DV clearance Experience with at least one of the following: Java, Python, C++, C#, .NET, JavaScript, React Experience mentoring juniors or leading teams is nice to have but not essential Experience/Knowledge of automation IT WOULD BE NICE FOR THE … to hearing from you. CONTRACT SENIOR SOFTWARE ENGINEER - eDV CLEARED KEY SKILLS: SENIOR SOFTWARE ENGINEER/SENIOR SOFTWARE DEVELOPER//LEAD SOFTWARE ENGINEER/SENIOR SOFTWARE ENGINEER/JAVA DEVELOPER/JAVA ENGINEER/LEAD SOFTWARE DEVELOPER/SENIOR SOFTWARE DEVELOPER/DV CLEARED/DV CLEARANCE/DEVELOPPED VETTING/DEVELOPED VETTED/DEEP VETTING/DEEP VETTED More ❯

so we can drive energy transition and solve real-world problems. Developing, improving and crafting new products and services, youll focus on at-scale enterprise software development products using Java, C#.Net or Node js. Youll also be involved in rapid application development on low-code platforms such as Salesforce, Service Now and Microsoft PowerApps. In addition, youll look at responsive More ❯

Are you a Senior Java Developer who thrives in fast-paced, high-performance environments? Were partnering with a global investment bank thats building the next generation of its electronic trading platforms powering algorithmic trading, smart order routing, and low-latency execution across global markets. This is a chance to join an elite engineering team shaping the future of trading technology … global group of highly skilled engineers and quants who design, build, and optimise low-latency electronic trading systems used across EMEA and beyond. Youll work hands-on with core Java frameworks, enhancing benchmark algo engines, smart order routing systems, and internal crossing platforms that handle high volumes of market data in real time. This role involves both strategic development and … Design and deliver enhancements to algorithmic trading engines and supporting frameworks Collaborate with quants and traders to define and deliver trading logic Develop and optimise low-latency, high-throughput Java services Implement test-driven, automation-first development practices Provide mentorship and technical leadership to junior developers Support and troubleshoot live trading environments The Skills You Will Need Expert-level proficiency More ❯

a week with some flexibility) Job Type: Permeant Salary: £55,000 - £65,000 Industry: Data Analytics/Software What you'll do (The Job): Design and implement services using Java and Python. Work on the infrastructure to run services. Be involved in testing, coding, and refactoring. You will work in an agile team (with developers, DevOps, data-scientists, and product … data enthusiast. You must have experience running services in production and care about reliability, logs, and monitoring. Key Requirements (Must-Haves): 4 years minimum developer experience. Strong experience with Java (Implied by Spring & Spring Boot ) and Python. Experience with AWS. Experience with Spring & Spring Boot. Experience with Data modelling and handling and performance with large datasets. Experience with TDD (Test More ❯

the IT applications support * Follow the Agile methodology * To Contribute to continuous improvement plans throughout the product lifecycle, particularly during team retrospectives Knowledge, Skill and Experience * Proven experience of Java, Spring and Hibernate * Proven experience of Angular, Javascript, HTML5, CSS, RESTful services * Proven experience of Oracle database * Proven experience of testing framework using Junit 5 * Experience in cross-platform applications More ❯

Developer with AI) Location: London, UK Working Mode: Fully Onsite Contract Type: Inside IR35 Duration: 6 months Must have skills: Full stack with AI hands-on, Gen AI, React, Java, GCP, AWS Responsibilities: -deliverables -scope -planning *Ensure timely completion of assigned features and modules with proper testing and documentation. *Understand project requirements *Work within defined scope while identifying potential risks More ❯

coding practices, system design, but also importantly be responsible for managing and inspiring their squad to achieve their performance metrics. You can have a background in any language ( Python, Java, .Net, etc) although the squad will be formed of Ruby Developers. Requirements: Ideally a Comp Sci degree or related discipline Prior hands on programming experience in any OOP language More ❯

post-placement follow-up Build and maintain strong client relationships, understanding their hiring needs and providing market insights Source and screen candidates for technical roles (SAP, ERP, CRM, DevOps, Java, Cloud, Digital, Blockchain, etc.) Negotiate offers and manage the end-to-end placement process Meet and exceed agreed KPIs and revenue targets Requirements Minimum 12 months 360 recruitment experience (tech More ❯

days a week in the office eligibility to work in the UK Role Overview We are looking for a passionate Senior Software Engineer who lives and breathes Java development to join us working with our media client. You will make a key contribution to the entire development lifecycle including new writing features, fixing bugs and performing code reviews. You will … participate in pair programming and reviews whilst coaching/mentoring junior members of the team. The successful application will have expertise in a mainstream object-orientated programming language preferably Java, experience of building cloud native resilient and scalable systems ideally AWS cloud services like Lambda, S3 and Step functions, experience of following TDD and BDD development practices and have good … working knowledge of continuous integration pipelines including deploying systems to Production environments. Essential Key Skills and Responsibilities You will: have extensive experience of a mainstream object orientated language ideally Java have experience working in cloud resilient and cloud based infrastructure ideally AWS Lambda, S3 and Step functions be comfortable following test driven development practices such as TDD and BDD have More ❯