101 to 125 of 267 Java Jobs in London

software engineering team, coaching engineers, and ensuring technical leadership while managing high quality software deliveries. Candidates should have experience in tech stacks like Java and Spring, along with strong communication and problem-solving skills. The role offers a competitive salary, benefits, and a hybrid working model, fostering a collaborative environment. ...

public sector organizations across the UK. Ideal candidates will have active SC or DV clearance and strong experience in modern programming languages like Java or Python. The role demands hands-on effort in shaping architectural standards and modern engineering practices. Competitive compensation package offered. #J-18808-Ljbffr ...

closely with demanding stakeholders to translate complex requirements into robust, scalable solutions. What We're Looking For Essential 5+ years of strong Python development (Java advantageous) Proven experience designing and building complex server-side systems Background in Financial Services — specifically front office derivatives, pre-trade/origination, or post-trade ...

Oracle or SQL Server) and Linux environments. Experience with integrations (SFTP, APIs, web services, message-based systems) and Git . Desirable: .NET/C#, Java, Centiro or other CMS, ServiceNow/ITSM tools , Agile/DevOps experience, ITIL/change management awareness. Additional Information Flexible hybrid working – candidates from anywhere ...

engineering Demonstrable experience working on customer journey–led architectures and platform layering Solid integration experience, including: Kafka/event‐driven architecture API‐led integration Java‐based services Cloud experience, with a strong preference for AWS Comfortable working in fast‐moving environments created by organisational change Able to challenge stakeholders constructively ...

Linux 8, Windows Server 2008/2016/2019, VMware ESX v6, Docker, IBM Initiate (Master Data Management) Nice to have: Working experience with Java 8, 5, 6, 11, Enterprise JavaBeans (EJB) and JSP Immediate availability If you're interested in this role, click 'apply now' to forward ...

performance-driven culture ✅ What You’ll Bring 🎓 Degree in Computer Science, Mathematics, Physics, Engineering , or another STEM discipline 💻 Strong programming skills in Python, C++, Java, C#, or KDB+/Q 🔍 Analytical mindset with a passion for tackling complex, data-driven challenges ⚡ Curiosity, drive, and the ability to thrive in fast ...

data manipulation, querying, and optimization. Expertise in at least one programming language commonly used in data engineering, preferably Python. Scala or Java is a plus. Solid understanding of data warehousing concepts, data modeling techniques (dimensional modeling, Kimball, Inmon), and ETL/ELT processes. Experience with version control systems (e.g. ...

experience: • Active SC clearance and experience operating within secure or regulated environments • Strong coding background with at least one of the following: Python, Java, C# or JavaScript, alongside general software engineering principles • Experience building data pipelines, including ingestion, transformation, and orchestration of large datasets • Familiarity with handling structured and unstructured ...

. Required Skills & Experience Technical Expertise (Exceptional Level) 2025+ years in QE engineering, transformation, and automation leadership. Mastery of: o Playwright, Appium, Selenium, Cypress, Java o API Automation (REST Assured, Karate, Postman) o Performance (JMeter, LoadRunner) o Cloud native testing (Azure, AWS, GCP) o Test orchestration, CI/CD pipelines ...

emphasis on performance, reliability and clean service design across a modern cloud architecture. Key requirements: • 3-4 years commercial experience with Kotlin, or strong Java (8/11) with a desire to transition • 7+ years working across JVM-based backend development • Strong experience with Spring Boot and building RESTful ...

work independently and manage own workload Clear written communication and documentation skills Analytical mindset — able to interpret logs and incident data Nice to Have Java development experience SQL/relational database knowledge (Ingres a plus) Scripting skills (Shell, Python, or Perl) Familiarity with monitoring tools (e.g. Nagios, Grafana) Experience with ...

ability to lead, motivate, and scale a diverse team of engineers with strong interpersonal and team-building skills. Technical Proficiency: * Hands-on experience with Java, C#, or Python in an enterprise environment. Skills in API and Data Model Design , including how to scale out, make highly available ...

modernization to the cloud, implementing cloud services (GCP, Azure, AWS) and platforms supporting Products. Expertise working in both PAAS and SAAS environments. Background in Java Development and Architecture. Responsibilities Cultivate an understanding of our products, along with their respective strengths and weaknesses, and provide solutions to existing and future challenges. ...

Confluence Experience working in a data-centric organisation Desirable Skills React front-end development React. Native cross-platform mobile application development Android development (Java/Kotlin/Dagger2) Image Processing, ANPR (automated number plate recognition) and OCR library implementations Exposure to process modelling, for example in BPMN IoT relay control ...

Site Reliability Engineering (SRE) practices, including automation, monitoring, and incident response. Proficiency in at least one scripting or programming language (e.g., Python, Shell Scripting, Java, C++) for automation, tooling, and operational tasks. Experience with distributed systems design, maintenance, and troubleshooting. Knowledge of financial markets, electronic trading workflows ...

squad Proven experience working in both backend services and mobile technologies Exceptional programming skills and knowledge of building APIs using modern OO languages preferably Java, SOLID principles, SOA, HTTP and REST Experience with AWS and strong understanding of cloud-based development Extensive, demonstrable knowledge of designing architectures that are secure ...

In this developer role, you will: Provides senior-level system analysis, design, development, and implementation of applications and databases, including third-party product integration. Translates technical specifications into code for complex projects, writes programs, develops ...

Senior Java Engineer Payments Location: London two days per week Contract Length: Minimum twelve months Pay: £525 - £625 per day An experienced Senior Java Engineer is required to support the delivery of large-scale enterprise payments platforms within a modern cloud-based architecture. This is a hands-on engineering role … solving complex problems and working closely with senior technology and banking stakeholders. What you will be doing You will be designing and building robust Java based payment services using modern engineering practices. The work is delivery focused and will involve contributing to cloud native microservices handling high volume transactions within ...

Senior Java Developer Senior Java Developers with a passion for cutting-edge technology and a desire to work on a flagship platform rebuild, look no further for your next role! We have an exceptional opportunity with a leading financial services technology vendor based in the heart of London. … Senior Java Developer within this team, you will play a crucial role in the next phase of their growth, working on autonomous software at the core of their processes. You will have the opportunity to bring the most cutting-edge technology to their global client pool, with a focus ...

data infrastructure Develop quantitative research platforms and tools Optimize performance-critical financial applications Requirements: 2+ years software engineering experience Strong C++/Python/Java skills Trading experience preferred but not essential Our network: Pay: $150K-$800K+ based on experience Locations: London, Remote Focus: Trading platforms, risk systems, data infrastructure ...

leadership, architecture, and hands-on coding capability, with close engagement in client-facing and pre-sales activity. What good looks like: Strong engineering foundation (Java, .NET, or similar modern stack) Comfortable being hands-on in code when needed (e.g. CI/CD, Terraform, Kubernetes) Proven experience leading teams and mentoring ...

Java Engineer - FS/Payments London – Hybrid (1 day per week onsite) Are you a senior/lead hands-on Engineer who thrives in Banking, Financial Services or Payments environments? Do you enjoy building low-latency, high-throughput distributed systems where correctness, resilience, and performance really matter? This … near-zero downtime. Design and implement high-throughput, low-latency systems processing millions of real-time payment events Build event-driven architectures using modern Java and reactive frameworks Work extensively with non-blocking I/O, asynchronous flows, back-pressure, and concurrency Contribute to system and API design, focusing ...

looking to hire a Python Developer on a long term contract role (initial 12 months) 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 systems ...

trading environments and modern technologies. Essential skills - Fidessa Application Support Analyst: Strong experience with Fidessa Equities/Global Markets knowledge Understanding of FIX Protocol Java & Linux experience Scripting (Python, Shell, or TCL) Experience with SQL databases (Sybase/MS SQL) Messaging frameworks (IBM MQ, TIBCO or similar) Desirable skills - Fidessa ...