151 to 175 of 287 Java Jobs in London

you. Key Skills and Responsibilities Essential Skills: You will have: Excellent communicator and ability to work collaboratively in a team environment. Expertise in a mainstream object-oriented programming language: Java and Python are a must have. Experience in building cloud-native, resilient, scalable systems. Test-driven development practices (TDD, BDD, etc.). Developing using CI pipelines and best practices, including … practices, and agile methodologies. Pair Programming experience Expertise in developing for non-functional concerns: integration with monitoring and alerting tools, security tools, and practices GitHub Tools/Technologies AWS Java Python Pair Programming Experience A degree in Computer Science, Software Engineering, or a related field or similar work based experience. Proven experience as a Senior Software Engineer ideally with a More ❯

Java Full-Stack DeveloperLocation: London (Hybrid)Salary: £85,000 – £90,000 + benefitsI’ve partnered with an exciting tech firm who are building software that transforms how stakeholders make important decisions. What started as a consultancy has evolved into a SaaS platform that helps organisations cut through hundreds of pages of board packs and focus on what matters. Their products … combine Java, AI, and modern web technologies to deliver clarity and speed for decision-makers.They’re estimated at nearly $30M, annually, and have 3 offices globally, with the view to grow their UK footprint. Having recently doubled down on AI-driven tools, they are tackling the biggest pain points stakeholders have, information overload and poor decision-making efficiency. What You … ll Do Develop and enhance their core services built in Java (Spring Boot). Work on full-stack features using React (or similar modern JS frameworks). Collaborate on new product initiatives, including AI-powered tools. Contribute to architecture decisions and help shape the future Tech Stack Backend: Java (Spring Boot), Ruby on Rails (legacy), Golang, Python (AI services) Frontend More ❯

Senior Java Low Latency Algo SME - Java, Low Latency, Equity, London This role requires a very Tech focussed Java Low Latency/Algo Developer who: Has been involved with all aspects of the development life cycle (gathering requirements, developing code, writing unit tests, reviewing patches, performing 2nd level support etc.) Excellent communication skills In depth understanding of core Java API … s (collections, concurrency, NIO etc.) An understanding of and experience with multithreaded systems, working knowledge of the Java garbage collector, familiar with low latency I/O. Pease refer to our Privacy Notice to understand how we process this information. In short, in order to supply you with work finding services, we will hold and process your personal data, and More ❯

We are urgently seeking a highly skilled SC Cleared Java Backend Developer to join a critical project with a high-profile Government Client . This is a key technical role focusing on a vital component of the client's technology landscape: migrating a legacy message queueing system to a modern, scalable platform click apply for full job details 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 click apply for full job details More ❯

of data warehousing concepts, data modelling, and schema design. Experience with other ETL tools (Informatica, Talend, SSIS) is a plus. Advanced SQL for querying and data manipulation. Familiarity with Java, Python, or VBA for scripting and automation click apply for full job details More ❯

AI Engineer (Java, Golang) 6 Months Contract Inside IR35 Pay rate- 600- 750 GBP per day Inside IR35 Work mode- Remote We are looking for a passionate (Backend Engineer AI Engineer AI Agent Developer) to join the IT studio, the team responsible for advancing the digital workplace experience click apply for full job details More ❯

of data warehousing concepts, data modelling, and schema design. Experience with other ETL tools (Informatica, Talend, SSIS) is a plus. Advanced SQL for querying and data manipulation. Familiarity with Java, Python, or VBA for scripting and automation. Knowledge of RESTful APIs and various database systems. Skills in data prof... More ❯

customers issue. Skills: Work experience in customizing and delivering Energy Management Systems. Worked on Power Systems applications for transmission (Load flow, contingency analysis, Power Factor etc) Experience with C++, Java, SQL or other related language. Experience with LINUX and Windows Operating Systems More ❯

Work experience in customizing and delivering Energy Management Systems Should have worked on Power Systems applications for Distribution (VVC (Volt VAR Control, Automatic Feeder Rate etc) Experience with C++, Java, SQL or other related language. Experience with LINUX and Windows Operating Systems Design, implement, and optimize ADMS solutions to meet business needs and improve operational efficiency. More ❯

Work experience in customizing and delivering Energy Management Systems Should have worked on Power Systems applications for Distribution (VVC (Volt VAR Control, Automatic Feeder Rate etc) Experience with C++, Java, SQL or other related language. Experience with LINUX and Windows Operating Systems Design, implement, and optimize ADMS solutions to meet business needs and improve operational efficiency. JBRP1_UKTJ More ❯

own core login/signup capabilities for a Tier 1 Global Consumer Platform . This is a high-scale, mission-critical role demanding deep technical expertise. Must Haves: Strong Java Backend Systems experience. Proficiency with Next.js and JavaScript. Experience with High-Scale, Consumer-Facing Products. Knowledge of Kubernetes, GCP, and OAuth 2.0. This is an urgent vacancy with a deadline More ❯

own core login/signup capabilities for a Tier 1 Global Consumer Platform . This is a high-scale, mission-critical role demanding deep technical expertise. Must Haves: Strong Java Backend Systems experience. Proficiency with Next.js and JavaScript. Experience with High-Scale, Consumer-Facing Products. Knowledge of Kubernetes, GCP, and OAuth 2.0. This is an urgent vacancy with a deadline 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 ❯

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 ❯

data structures, and distributed systems Experience building and operating large-scale backend systems Expertise in system and API design, scalability, and performance tuning Proficiency in a modern backend language (Java preferred) Knowledge of cloud-native architectures, containers, and CI/CD Proven leadership in technical strategy and mentoring What you need to do now If you're interested in this More ❯

data structures, and distributed systems Experience building and operating large-scale backend systems Expertise in system and API design, scalability, and performance tuning Proficiency in a modern backend language (Java preferred) Knowledge of cloud-native architectures, containers, and CI/CD Proven leadership in technical strategy and mentoring What you need to do now If you're interested in this More ❯

Requirements Hands-on experience with AWS platform engineering. Proficiency in managing and configuring AWS infrastructure, including virtual machines, storage accounts, and networking components. Knowledge of Kubernetes - Helm, ArgoCD, Kargo Java (Gradle - building/deploying apps) Comfortable with GitHub Actions and GitOps Strong understanding of AWS Services Experience with infrastructure as code tools like Terraform or ARM templates. Benefits Everyone should More ❯

computational design, environmental analysis, advanced geometry, BIM, parametric modelling, or animation. High proficiency in Rhino, Grasshopper, Revit, Dynamo, Microstation, CATIA/Digital Project, Generative Components. Programming skills: Python, C#, Java, Javascript, Processing, or VBA. Deep understanding of 3D workflows, geometry, and digital fabrication in the built environment. Strong communication, problem-solving, and team collaboration skills. Highly organised, proactive, and resilient More ❯

through reviews, feedback, and technical leadership What we're looking for 3+ years building and maintaining production Flutter apps at scale 5+ years in iOS and Android development (Swift, Java, Flutter) 10+ years of professional software engineering experience Deep knowledge of modern state management approaches Hands-on experience with monitoring tools (Firebase Crashlytics, Sentry, New Relic, or similar) Strong communicator More ❯

experienced technologists and finance professionals to deliver high-value AI solutions. Required Experience & Skills: 2+ years software development, 1-2+ years in AI/ML development. Python (mandatory), Java or TypeScript (advantageous) ML fundamentals, LLM integration, prompt engineering, RAG workflows, AI frameworks and Fine-tuning. Mindset: Self-motivated, growth-oriented, passionate about emerging AI tools. Environment: Comfortable in a More ❯

SC900) qualified ideally Virtualisation (ESXI/HyperV/Virtualisation) Technologies: MS Server 2019/22, Redhat Linux, AD and Group Policy Management, MS Certificate and KPI, MS SQL, Gigaspace, Java, Network config and Management, WSUS,/UXMS Hardware: Cisco LAN/WAN switches, Dell/Fujitsu/HP Server and user devices, Dell/Fujitsu/HP Server and SAN More ❯

SC900) qualified ideally Virtualisation (ESXI/HyperV/Virtualisation) Technologies: MS Server 2019/22, Redhat Linux, AD and Group Policy Management, MS Certificate and KPI, MS SQL, Gigaspace, Java, Network config and Management, WSUS,/UXMS Hardware: Cisco LAN/WAN switches, Dell/Fujitsu/HP Server and user devices, Dell/Fujitsu/HP Server and SAN More ❯

re seeking a candidate with strong proficiency across a range of web and software development technologies, including: - Core Development Languages & Frameworks: - HTML - CSS (including frameworks like SCSS) - JavaScript - PHP - Java Key Development Concepts & Tools: - REST APIs - SQL (for database management) - MVC Architecture - Mobile Development - Search Engine Optimisation (SEO) Desirable: - Python and AI Job Description here If you are interested in More ❯

From real-time data collectors and AI specialists to elite journalists and cloud engineers, our team turns raw numbers into magic. Our tech experts work with advanced cloud solutions, Java, JavaScript, and Python, using AI and machine learning to extract insights and deliver them via APIs. Were looking for a visionary and commercially astute leader to join our Rights team More ❯