976 to 1,000 of 1,025 Permanent Java Jobs

familiarity with AI-assisted development tools (e.g., GitHub Copilot) are highly desirable. Key Responsibilities Design, develop, and maintain native Android applications using Kotlin/Java and the Android SDK Integrate RESTful APIs and external services into mobile workflows Optimise application performance, including caching strategies, offline support, and API efficiency Support … tools to support debugging, root cause analysis, and impact assessment Skills & Experience Essential: Strong experience with Kotlin (preferred) and/or Java, and the Android SDK Proven experience integrating REST APIs (or similar services) Hands-on knowledge of Google Play Console, app signing, and release management Experience with mobile performance ...

familiarity with AI-assisted development tools (e.g., GitHub Copilot) are highly desirable. Key Responsibilities Design, develop, and maintain native Android applications using Kotlin/Java and the Android SDK Integrate RESTful APIs and external services into mobile workflows Optimise application performance, including caching strategies, offline support, and API efficiency Support … tools to support debugging, root cause analysis, and impact assessment Skills & Experience Essential: Strong experience with Kotlin (preferred) and/or Java, and the Android SDK Proven experience integrating REST APIs (or similar services) Hands-on knowledge of Google Play Console, app signing, and release management Experience with mobile performance ...

Hybrid (3 days in office) Employment Type: Full-time Experience: 4+ years software engineering | 2+ years AI/ML engineering Stack Highlights: Go or Java | LLMs | ML Platforms | Cloud-native Domain: Applied AI within a cloud security environment Who You'll Work For Our client operates in the cloud security … Essential 4+ years of commercial software engineering experience 2+ years of dedicated AI or machine learning engineering experience Strong programming skills in Go or Java Hands-on experience working with LLMs and modern AI frameworks Experience building or contributing to ML platforms or internal AI tooling Demonstrated ability to work ...

Vertus Partners is looking for a Java Software Engineer specializing in Systematic Trading in Greater London. In this role, you will develop core aspects of an execution platform that impacts trading performance. You'll collaborate closely with traders and researchers to improve system reliability and performance. The ideal candidate should … have a strong background in Java and experience in electronic trading environments. The position offers a competitive salary of £120,000-£160,000 plus bonuses and flexible working options. #J-18808-Ljbffr ...

This job is with Wise, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Wise is a global technology company ...

lead applications systems analysis and programming. This role will focus on low-latency systems and application framework engineering, requiring hands-on experience with Java and algorithmic trading technologies. The successful candidate will join a dynamic team, providing expertise and support to enhance application modernization across a range of critical projects. ...

varied, technically challenging and focused on delivering multiple software releases across complex, security-conscious systems. Experience required: Strong commercial experience developing Android applications using Java . Proficient in Java , with exposure to Python and Bash . Experience delivering software across the full development lifecycle, from greenfield builds through to production ...

varied, technically challenging and focused on delivering multiple software releases across complex, security-conscious systems. Experience required: Strong commercial experience developing Android applications using Java . Proficient in Java , with exposure to Python and Bash . Experience delivering software across the full development lifecycle, from greenfield builds through to production ...

Backend Engineer (Java/Kotlin/Spring Boot) Must have Java, Kotlin, Spring Boot and startup experience. Unfortunately sponsorship is not available. London Hybrid (1 day per week in the office) We're partnering with a fast-growing, venture-backed SaaS company that is scaling its engineering team following strong … startup environments and enjoy building high-quality products with real ownership and impact. Essential Requirements To be considered, you must have: Commercial experience with Java Commercial experience with Kotlin Strong experience building applications with Spring Boot Previous experience working in a startup, scale-up, founding team or stealth startup environment ...

scaling, and operating large‐scale backend systems with high reliability Deep technical expertise in distributed systems, cloud infrastructure (AWS), and modern API‐driven architectures JAVA‐led programming languages and frameworks (e.g., Java, Angular, React) Hands‐on, collaborative leadership style—able to code, troubleshoot, and guide teams through complex technical challenges ...

Description: Senior Full Stack Developer (Java) Location: UK-based Remote Clearance Level: BPSS/SC Clearance (or eligibility to undergo) Inside IR35, 12 month programme. £480 per day We are seeking a skilled Full Stack Java Developer to join our digital transformation team click apply for full job details ...

Description: Senior Full Stack Developer (Java) Location: UK-based Remote Clearance Level: BPSS/SC Clearance (or eligibility to undergo) Contract. Inside IR35, 12 month programme. £490 per day We are seeking a skilled Lead Full Stack Java Developer to join our digital transformation team. You will play a lead ...

This is not your typical Salesforce Developer role! We are looking for a junior developer with strong JavaScript and/or Java fundamentals who wants to build a long-term career within Salesforce development. Existing Salesforce experience is useful, but not essential - attitude, technical capability, and willingness to learn … Salesforce development tools and best practices What they're looking for: Around 1-2 years of development experience Experience with JavaScript and/or Java Strong problem-solving ability Excellent communication skills Someone professional who can thrive in a corporate environment Enthusiasm to learn and grow within Salesforce development ...

Managing roadmaps, releases, backlogs and platform improvements Working with engineering teams and external technology partners A background or strong understanding of technologies such as Java, .NET, React, Angular, APIs, Microservices or similar If you understand web technologies, can work with architects and engineering teams, manage delivery partners, and drive … technical background into a role focused on ownership and delivery, with expereince in areas such as: Digital platforms, websites, portals or web applications Java/.NET/React/Angular environments APIs, integrations and microservices Cloud-based application environments Agile delivery methods Vendor or managed service provider relationships This ...

levelManaging roadmaps, releases, backlogs and platform improvements Working with engineering teams and external technology partners A background or strong understanding of technologies such as Java, .NET, React, Angular, APIs, Microservices or similar If you understand web technologies, can work with architects and engineering teams, manage delivery partners, and drive … technical background into a role focused on ownership and delivery, with expereince in areas such as: Digital platforms, websites, portals or web applications Java/.NET/React/Angular environments APIs, integrations and microservices Cloud-based application environments Agile delivery methods Vendor or managed service provider relationships This ...

Harrington Starr is looking for a Java Electronic Trading Engineer in London. This role focuses on developing low-latency crypto trading systems and collaborating with front office traders. The ideal candidate will have over 10 years of Java development experience and expertise in low latency environments. The position offers ...

responsible for defining our multi-year technical strategy, leading the organization at an executive level, and ensuring the quality, performance, and resilience of our Java open-source based in-memory Real-Time Data Platform. This role requires an executive leader who is a strategic business partner to the C-suite … entire platform, ensuring enterprise-grade reliability for our largest customers. Innovation & Future-Proofing: Provide executive oversight for core technical domains (distributed systems, high-performance Java, concurrency, streaming, data structures) while aggressively evaluating and integrating emerging technologies to maintain a competitive market edge. Resource & Investment Optimisation: Manage the engineering budget, drive ...

testing. This role works with an internal component library through to large product-agnostic screens. The backend engineers on our team will be using Java, and so knowledge of this language is a bonus. Good time management, clear communication, and teamwork are pivotal for this role. The team works … make a strong contribution to the business in terms of supporting team culture and values Experience of working in an agile environment Experience with Java application development (used by the backend developers on our team What we can offer you A competitive salary in the range ...

testing. This role works with an internal component library through to large product-agnostic screens. The backend engineers on our team will be using Java, and so knowledge of this language is a bonus. Good time management, clear communication, and teamwork are pivotal for this role. The team works … make a strong contribution to the business in terms of supporting team culture and values Experience of working in an agile environment Experience with Java application development (used by the backend developers on our team What we can offer you A competitive salary in the range ...

technical direction across an enterprise content management platform, the Design System, and the wider stack (with various systems built across .Net, React, React Native & Java), and you'll make small, safe, frequent change the norm rather than the exception. In short: you shape how we build, deploy and operate … highly desirable but is not essential. (Lightweight tooling on its own won't stretch to this role.) Stack adaptability the platform is partly Java-based and partly Microsoft (.NET), so transferable engineering judgement matters far more than any single language. You move comfortably across stacks. Delivery physics mastery a proven ...

robust, secure and ready for real-world use. You will be responsible for Design, develop and maintain store back-office systems using COBOL, Java, REST APIs and scripting within a Linux environment Deliver high-quality, well-tested code aligned with engineering standards and change control processes Support and enhance system … will need You will need Proven experience delivering and supporting business-critical software in a production environment Hands-on experience with COBOL and Java, or a strong willingness to work across both Experience working in a Linux environment, including scripting and batch processing Knowledge of transactional or back-office systems ...

existing solutions to meet their need. Main Responsibilities Build high-performance, low latency components for fixed income eTrading workflows. Write high-quality production grade Java across latency sensitive, multi-threaded environment maintaining direct accountability for code quality and performance. Integrate tightly with internal algo engines, quant libraries and pricing services … management and horizontal teams to advance the strategic roadmap. Liaise with end-users to understand their requirements. Required Qualifications Science/Engineering Degree Java - Hands on development and technical leadership experience in complex application development with a background in multi-threaded implementation and low-latency messaging Experience with Multi-threading ...

critical for e-Trading in Credit Flow such as live position and risk calculations, RFQ response, and auto-hedging. These will predominantly be in Java but may use Python when appropriate. · Ensure components delivered for e-Trading also provide value across Credit Flow. · Advise on and action productionisation of tooling … possess a strong technical competency relevant to credit trading analytics, quantitative methods, and e-trading platforms. Our Ideal Candidate The ideal candidate possesses expert Java skills and strong Python capability, with experience building low-latency, high-performance trading systems and scalable, production-grade applications. They have a solid understanding ...

This job is with Wise, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Wise is a global technology company ...

lead applications systems analysis and programming activities. The role is to provide senior, low-latency systems and application framework engineering (skilled in Java, C++, Rust, KDB, market data, algorithmic trading technology) within the London Based High Performance Architectures (HPA) team. The team requires a specialist on algorithmic trading systems utilities … teams across Citi with a concentration on low latency eTrading platforms in Markets Technology. Responsibilities include (but not limited to): 90% hands in the Java or Rust codebase. We build microservices based event sourcing systems on a low latency in-house framework. Response times in the 10 microsecond ...