1 to 25 of 85 Java Jobs in the City of London

principal-level roles Expertise in JavaScript/TypeScript and modern frontend frameworks (e.g., React, Angular, or Vue) Strong backend development experience (e.g., Node.js, Java, Python, or Go) Proven experience designing and building scalable, distributed systems Strong experience with REST APIs, microservices architecture, and event-driven systems Cloud experience with Azure ...

remote basis. This is an exciting opportunity to work on innovative projects within a collaborative environment. Required Skills: Deep hands-on experience with Java and Spring Boot (Web Services, Spring Security, etc.) Strong knowledge of PostgreSQL (Postgres) - including schema design and query optimization Solid understanding of object-oriented programming principles ...

using modern data engineering techniques (e.g. distributed systems, data streaming, event-based architectures etc) Software development experience with one or more languages (e.g. Python, Java, C# ) Solid software engineering and DevOps skills as well as the complete SDLC applied to data, e.g. design patterns, automation, testing, contract definition, clean code ...

Financial Services Lorien's leading banking client is looking for a skilled API Automation Engineer with strong experience of with Rest API testing in Java to join our London-based team. The ideal candidate would have experience of working with Cloud Technologies and Streams-process platforms. This role is based … Umbrella. Working in a Hybrid Model of 2 days a week on site. Key Skills and Experience Rest API automation testing in Java Java library and framework: Lombok, Spring Boot Stub testing experience: yaml, wiremock or Mockito, SOAP API testing Programming languages experience in OOP: Java or C# tools used ...

collaborating with skilled professionals to deliver high-quality results. What you'll be doing: Design, develop, and maintain scalable data pipelines and microservices using Java and Spring Boot. Containerise applications with Docker and deploy them efficiently. Integrate data from multiple sources, ensuring flows are clean, reliable, and consistent. Optimise pipeline ...

stakeholder engagement skills Desirable: Experience with configuration management tools (Ansible, Puppet, Chef, Packer) Exposure to testing tools (Selenium, Cucumber) Experience supporting modern application stacks (Java, Node.js, SQL/NoSQL ...

distributed environment that prioritizes engineering excellence: Core Stack: React, Next.js, and TypeScript. Architecture: Micro-frontends (Capla/Vue) and Module Federation. Data: Integrating with Java/Spring Boot services via REST and GraphQL. Cloud & DevOps: Kubernetes (BKS), AWS, and advanced observability (Metrics, Dashboards, Alerts). What You Will ...

Senior Java Engineers — Contract - (Financial Services/Investment Management) Location: London (Hybrid – Ideally 2 Days Per Week) Engagement Type: Contract IR35 Status: Outside IR35 Day Rate: £600 - £700 Per Day (Monthly Pay) Our client is a leading UK investment management platform currently undertaking a major back-office transformation programme. … stage will be working on technically complex integration and platform problems with real impact across the business. Role Overview We are seeking multiple Senior Java Engineers to join the programme engineering team. You will be responsible for designing and delivering robust, high-performance Java services that integrate with both ...

operating, but still in a software engineering mindset. A suitable candidate for this role will have strong software engineering skills in Python, Java, TypeScript, etc, but with a DevOps mindset, strong communication skills, and will have used cloud technologies such as AWS or Azure commercially, along with CI/ ...

Benefits | London, Hybrid (4 days PW) Minimum 4 years experience working in high-performing software teams. Strong experience with any backend language (Python, Golang, Java, Node/Typescript) However must be willing to learn Python. Strong experience working with GCP, AWS or Azure. Deep understanding of backend systems, but also ...

Assignments are Inside IR 35, hybrid working. Initially 6-9 months About the role: Experience with C#/.NET Additional languages highly desirable ie Java, Python React/TypeScript RESTful API design Apache Kafka PostgreSQL Git/GitHub workflows Experience with Kubernetes deployments; able to build CI/CD pipelines ...

considered an advantage. Previous experience in Technical Sales of Observability, Monitoring, APM, RUM, SIEM is desirable. Proficiency in coding with high-level programming languages (Java, Go, Python) - advantage Candidates should have hands-on experience and the ability to integrate these technologies into customer environments, providing tailored solutions that meet diverse ...

will bridge the gap between product and real-world use, ensuring solutions deliver meaningful impact. Requirements: Strong programming skills in either: Backend: Python, C++, Java, Rust OR frontend: JavaScript/TypeScript (React, Angular, etc.) Strong communication skills and ability to work directly with users Willingness to travel Right to work ...

8+ years of industry experience with a solid understanding of engineering, infrastructure and ML best practices. Strong coding skills with Go or JAVA Design and help develop systems that serve recommendations to over 300 million users Drive engineering roadmap creation and execution, specifically around feed ranking and recall oriented candidate ...

Required Skills & Experience Strong experience in automation testing using Selenium/Playwright/Cypress Proficiency in programming languages such as Java, Python, or C# Experience with API testing (Postman, REST Assured, or similar) Knowledge of testing frameworks (TestNG, JUnit, Pytest, etc.) Familiarity with CI/CD tools (Jenkins, Azure DevOps ...

pipelines (with Jenkins, GitLab or CircleCI) IaC with Terraform, alongside Automation with Ansible Comfortable scripting/coding with an OO language (Python, Scala or Java) This position is able to offer £70-80K (plus benefits), and operates a hybrid working model in London (2 office days p/week ...

robotics What they're looking for Degree in Computer Science, Engineering or a related technical subject Strong programming skills in server-side languages (C++, Java, Rust, Python) or front-end (TypeScript/JavaScript, Angular/React) Enthusiasm for working across a diverse, fast-moving tech stack Strong customer-facing communication ...

needed. What we’re looking for Strong software engineering experience writing clean, efficient and well-tested code in statically-typed languages (e.g., modern Java or equivalent). Deep understanding of object-oriented architecture, concurrent systems and messaging paradigms such as point-to-point, publish/subscribe and event-driven design. ...

degree in computer science, Engineering, or a related field. Minimum 6 years of relevant industry experience Proficiency in programming languages such as Python, Java, or GoLang. Experience with AI and machine learning technologies, particularly in the context of coding assistants. Strong problem‐solving skills and the ability to think critically ...

Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of $13 billion. Job Description- Job Title: Senior Java Engineer Must Haves- Java, Kafka, Microservices, Spring Boot, Postgres and AWS The Opportunity: We are looking for ambitious and motivated individuals who are keen … enabling customers to manage their finances and protect and build their financial futures. Purpose: To cope with our expansion, we are looking for Senior Java Engineers to join our mission and help us build a global product that's scalable, reliable and secure. You will work in tribes alongside product ...

operated large-scale systems end-to-end, not those with superficial exposure or purely design-focused experience. Candidates must have strong experience of Java Full Stack, React, Kubernetes & Docker. Experience in building responsive, component based user interfaces using modern front end frameworks. Hands on expertise in API design and development ...

ideally, experience governing AI models in production environments) Expertise across cloud platforms (AWS, Azure, GCP), Kubernetes, and containerised systems. Strong technical skills in Python, Java/Go, TensorFlow, PyTorch, and data engineering. Proven ability to engage directly with CxO-level stakeholders. Experience in MLOps, AI governance, and large-scale deployment. ...

next tech unicorn, together, in the same room, ask the big players. What you’ll need to succeed: Strong experience building production quality software (Java, TypeScript, React or Python) Curiosity and adaptabilit y: you learn new technologies quickly and apply them effectively Hunger and drive: you’re comfortable working ...

Excellence: Proven experience leading and supporting software engineering teams to achieve business goals. Technical Breadth: Excellent knowledge of RESTful API development in modern languages (Java, Python, or .Net) and experience with Cloud environments (AWS or Azure). AI Awareness: You aren't necessarily a researcher, but you have expectations ...

their goals. The 3 G’s of RE: “Get Shit Done.” “Get Over Shit.” “Give a Shit.” We are seeking an experienced and opinionated Java Developer to join our high-performing engineering team, working on l ow latency , high-throughput systems in the payments processing domain. This hybrid role … offers the opportunity to build scalable, real-time services using modern technologies. If you’re passionate about performance, have strong Core Java and SpringBoot expertise, and thrive in a collaborative yet opinionated engineering culture, we want to hear from you. Key Responsibilities : Design, develop, and optimize low-latency, high-throughput ...