176 to 200 of 335 Java Jobs in the City of London

x 3 Software Engineers – Fullstack Java – Fully Remote with offices based in Bristol/Bath/Gloucestershire and Manchester 🌳🌳🌳 I am urgently seeking x 3 Software Engineers for one of the most exciting START UPs in the UK! They are now rapidly expanding their tech/development function and looking for the most talented Software Engineers to join them. … k (depending on experience) 🌳Fully remote 🌳Benefits package 🌳Key requirements:🌳 · Over 4 years of experience working with Java, React, Javascript · Experience using Cloud-based architecture, AWS or Azure · DevOps Automated Tools, Jenkins, Docker, OpenShift or Kubernetes · Experience using SQL, MongoDB or Elasticsearch · Experience using Testing technologies, Cypress, Selenium or Cucumber I have interview slots already pre-booked so suitable candidates More ❯

and Media, Retail and CPG, and Public Services. Consolidated revenues as of $13+ billion. DETAILED RESPONSIBILITIES- 12+ years of experience. - Lead the development, testing, and maintenance of low-latency Java applications. - Collaborate with cross-functional teams to gather requirements and design system architecture. - Optimize application performance and troubleshoot latency issues. - Mentor junior developers and ensure adherence to best coding practices. … Stay updated with the latest industry trends and integrate relevant technologies into projects. SKILL REQUIREMENTS - Bachelor's degree in Computer Science, Engineering, or a related field. - Proven experience in Java development, with a focus on low-latency systems. - Strong understanding of multithreading, concurrency, and performance optimization. - Experience with frameworks and libraries such as Spring, Hibernate, and Netty. - Familiarity with distributed More ❯

Java Software Engineer An ambitious AI company on a mission to reshape how businesses harness the power of data and automation are seeking Java Developers who thrive in modern, cloud-native environments and want to make real impact. What you’ll do Design and develop high-performance microservices using Spring Boot Build scalable, cloud-based applications on AWS Collaborate with … solutions Contribute to system architecture, CI/CD pipelines, and code reviews Bring fresh ideas to a fast-moving, innovative environment What we’re looking for Strong experience with Java (11+) and Spring Boot Proven track record building and deploying Microservices Solid understanding of AWS services (ECS, Lambda, S3, etc.) Experience with RESTful APIs, Docker, and CI/CD tools More ❯

Java Software Engineer We’re looking for a Junior Java Engineer to join our Fintech clients growing development team. This is a fantastic opportunity to work alongside experienced engineers, quants, and traders — designing and building high-performance systems that directly impact our trading strategies. What You’ll Do Develop, test, and maintain Java applications that power our trading infrastructure. Collaborate … development processes. Work closely with traders and data analysts to understand real-world requirements and translate them into elegant technical solutions. What We’re Looking For Solid understanding of Java and core computer science principles (data structures, algorithms, OOP). Strong problem-solving skills and attention to detail. Eagerness to learn about trading systems, low-latency development, and financial markets. 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 ❯

fast-paced, multi-platform environment. Key Requirements: Proven experience in the testing of data, ideally related to consumers. Strong SQL skills (SSMS) Familiarity with JIRA, Cucumber, Jenkins Agile, BDD, Java knowledge beneficial Self-motivated and proactive approach This is an excellent opportunity to join a dynamic team on a high-impact project. More ❯

the design of large kdb+ systems. · Strong understanding of computer science fundamentals and modern software development practices. · Experience with development in a Unix and/or Linux environment. · Core Java development experience is often required. · Experience with low-latency systems development and tick data capture. · Knowledge of market data and algorithmic trading data is highly beneficial. · Experience with various financial More ❯

be part of something from the ground up. You’ll have 3+ years of professional Software Engineering experience Proficiency in programming languages such as Python, C#, TypeScript, Go or Java A start-up mentality: thrive in fast-paced environments, hungry to take ownership Strong problem-solving and collaboration skills London-based and in-office by default Why join Work alongside More ❯

North and South Benefits package Career progression and skill up opportunities Plus more What do I need? Ability to write clean reusable code for mobile development in languages like Java or JavaScript, Kotlin etc Experience working on applications for deployment on Google Play/Android Store Fronts Have an interest or some knowledge of Kotlin Experience testing and releasing new More ❯

planning. > Drive quality across all stages of the SDLC ensuring quality is central to building software and partner with Delivery to champion their Agile ways of working. 💻 Tech Stack- Java, AWS 💡Why join? > Play a key role in the success of their business > Hybrid role (2-3 days in office) > Brand New office > 120 days a year working from abroad More ❯

Have Skills: Extensive experience with kdb+/q and large-scale system design. Strong grasp of computer science fundamentals and modern development practices. Unix/Linux development experience. Core Java development skills. Expertise in low-latency systems and tick data capture. Nice-to-Have: Familiarity with market data and algorithmic trading environments. Experience with financial instruments such as Equities, Futures More ❯

large-scale data pipelines, and real-time detection engines - all built to make the internet a safer place. You’ll thrive here if you: Have strong OOP experience (Python, Java, Go, or Rust - core stack: C#, and they’ll support you ramping up) Enjoy turning complex systems into clean, elegant solutions Like working in a fast-paced environment with real More ❯

scale data pipelines to real-time detection and automation. Every line of code you write will have real impact. 💡 They’re after someone who: Has solid OOP experience (Python, Java, Go, or Rust — core stack: C# , and they’ll help you get up to speed) Loves simplifying complex systems into clean, scalable solutions Thrives in a fast-paced, high-ownership More ❯

an office-based role and as well as very competitive salaries, our client offers an excellent working environment. Skills required: Proficient in several of the following: Python, C#, C++, Java Mathematical Modelling Mathematical skills, particularly a keen understanding of probabilities and statistics Analytic mindset Strong communication skills Accuracy and attention to detail Experience in data science An interest in sports More ❯

ll be joining a world-class engineering team, building from scratch, and solving real customer challenges at scale. They’re looking for someone who: 💡 Has solid OOP skills (Python, Java, Go, or Rust all welcome - core stack is C#, and they’ll help you upskill) ⚙️ Loves turning complex problems into elegant, scalable solutions 🔥 Thrives in a fast-paced, high-ownership More ❯

to end users Provide on-call support when required to resolve issues on key pipelines What we are looking for Comfortable reading and writing code in Python, PySpark and Java Basic understanding of Spark Ability to navigate pipeline development tools What’s in it for you? Base salary of £50,000-£60,000 £5000 a year professional development budget Wellness More ❯

excellent communication skills to complement the nature of a customer-facing environment. Requirements: 1-5 years professional Software Development experience Strong proficiency in at least one of: Python, Typescript, Java, Go, Rust or C ++ Thrives in customer-facing, fast-paced environments Excellent communication skills In office by default Your role: Work directly with customer stakeholders from technical teams to More ❯

You are an exceptional, language agnostic engineer with strong communication skills who thrives in customer-facing environments. About you: 1-5 years of Software Development in Python, Go, TypeScript, Java, Rust or C++ Comfortable working across the stack Exceptional communication skills Customer-obsessed: you enjoy being in the room, asking questions, and solving real-world problems Excel where speed and More ❯

of-the-art AI into production systems. Proven leadership experience - mentoring researchers, building high-performance AI teams, and setting technical roadmaps. Strong programming expertise in Python , C++ , Rust , or Java . Publication record at leading AI/ML conferences or journals (e.g. NeurIPS, ICLR, CVPR, ICCV, ICRA ). Clear communication skills, capable of bridging the gap between research depth and More ❯

. Apply prompt engineering, RAG (Retrieval-Augmented Generation), and context-aware pipelines to ensure accuracy and relevance. Integrate AI models with enterprise systems, APIs, and data stores using Python, Java, or Node.js backends. Collaborate with architects to define scalable and secure AI service architectures. Experience in the following Implementing AI/ML pipelines for model training, validation, and deployment (using More ❯

Penetration testing You have a keen interest in Cyber Security and understanding of key concepts and protocols You can code with any OO programming language (e.g. Python, C++, C#, Java) You have experience of using different operating systems and networking technologies You have a good understanding (and interest in) low level concepts including operating systems and networking You have excellent More ❯

and incident response. Qualifications Bachelor’s degree in Computer Science, Engineering, or equivalent. Required Skills Software development experience with proven expertise in at least one programming language (Python/Java/Typescript) with experience building APIs and integrating backend systems. Solid Machine Learning fundamentals. Model Context Protocol for managing context and tool interfaces for agents. LLM integration patterns, including prompt More ❯

to translate often-complex requirements into decisive digital platform strategies Excellent presentation skills. Desirable skills/knowledge/experience: ServiceNow Implementation Specialist certification. ITIL V3/V4 foundation certification. Java developer certification. Strong knowledge of Agile/Scrum methodology or trained in this area. Rewards & Benefits TCS is consistently voted a Top Employer in the UK and globally. Our competitive More ❯

or Wealth Management. Solid experience in building and deploying frontend applications in React or React Native with hands-on knowledge of secure API design and authentication services. Experience in Java and Spring Boot, or iOS (Swift) or Android (Kotlin) along with exposure to Figma and Vercel is a big plus. Capable of writing clean, maintainable and well-tested code. Comfortable … DB) AWS and cloud-native microservices containerised architecture (e.g. K8s, Docker) Modern software engineering practices with CI/CD pipelines and DevOps principles TDD/BDD testing frameworks Desirable Java (21) and Spring Boot Interview Process 3 Stage Interview Stage 1 - Discussion with our Hiring Manager (30mins): A chance to talk with our Hiring Manager in more detail about the More ❯

providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of $13+ billion. Java - must have A Java Developer is a specialized programmer responsible for designing, developing, and maintaining Java-based applications. Their role spans the entire software development lifecycle, from conceptualization to deployment … and maintenance. They collaborate with software engineers, web developers, and other team members to create scalable and efficient solutions. Key Responsibilities Java developers are tasked with various duties, including: Designing, implementing, and maintaining Java-based applications that meet business objectives. Writing clean, efficient, and testable code while adhering to best practices. Analyzing user requirements to define system functionality and application … Ensuring applications are optimized for performance, scalability, and security. Collaborating with cross-functional teams, including project managers, quality assurance analysts, and technical architects. Skills Required To excel as a Java Developer, one must possess a mix of technical and soft skills: Proficiency in Java and its ecosystems, including frameworks like Spring, Hibernate, and Java EE. Strong understanding of Object-Oriented More ❯