1 to 25 of 54 Contract Java Jobs in London

Lead Java Microservices AWS Developer Start: ASAP Duration: 6- 12 months Location: 2 days in office, central London Pay: inside IR35, up to £510/day We are looking for a highly skilled Lead Java Microservices Developer with proven leadership experience and deep expertise in AWS Serverless Architecture. Key Responsibilities … Design and build high-quality web applications using Java and AWS technologies. - Develop robust and scalable microservices architectures. - Lead and mentor a team of developers, ensuring best practices are followed. - Integrate and manage AWS services including Lambda, DynamoDB, S3, ECS Fargate, and more. - Oversee the development of CI/CD … code and promote development standards across the team. Essential Skills and Experience - Minimum of 10 years' experience in software development. - Prior experience as a Java Microservices Developer in an agile setting. - Expertise in AWS Serverless Architecture (Lambda, DynamoDB, ECS Fargate, SQS, SNS, Kinesis, CloudFormation, IAM, etc.). - Strong programming skills More ❯

trading workflows. Required - Working in a technology team with other developers. - Proficiency in one or more well-structured programming languages (eg, Python, C++, C#, Java, Rust). - Familiarity with Linux. - Strong understanding of software development best practices, including: - Writing clean, testable code. - Version control (eg, Git). - Exposure to CI More ❯

with Agile ways of working. Strong communication skills Nice to have: Working knowledge of Kafka/Docker/Jenkins/Postgres/Liquibase/Java NPPV3 Clearance If interested, with relevant experience, please apply with your latest CV ASAP. # More ❯

with Agile ways of working. Strong communication skills Nice to have: Working knowledge of Kafka/Docker/Jenkins/Postgres/Liquibase/Java NPPV3 Clearance If interested, with relevant experience, please apply with your latest CV ASAP. Hays Specialist Recruitment Limited acts as an employment agency for permanent More ❯

Job Title: Software Developer (DV Cleared) Location: Central London Contract Duration: Long Term Contract (24m) Day Rate: £600 - £700 per day (Inside IR35) Security Clearance: Active and Transferable Developed Vetting (DV) Nationality Requirement: Sole British Nationals only Role Overview We More ❯

engineers and stakeholders Technical Skills & Requirements: 5+ years of professional experience in software engineering Strong proficiency in Python and one additional language (e.g. C++, Java, Scala) Experience with ML frameworks (e.g. PyTorch, TensorFlow), and scientific libraries (NumPy, SciPy, scikit-learn) Familiarity with audio data (or video), able to handle large More ❯

our applications and services.Experience in technologies (or similar) .NET applications PHP Framework; Selenium; Playwright; BDD Test automation for cloud-based technology Scripting Language e.g. Java; JavaScript; TypeScript; C# APi Testing You will be joining a team where your ideas and expertise are valued. You will apply best practices to deliver More ❯

Provide 3rd line production support and contribute to system enhancements. Essential Skills: Proven experience in Python development, with proficiency in languages such as C#, Java, or C++. Familiarity with agile development methodologies (e.g., XP, SCRUM, Kanban) and continuous integration practises. Strong analytical and problem-solving skills in fast-paced environments. More ❯

experience in UiPath development and test automation. Strong understanding of RPA concepts, test automation strategies, and QA methodologies. Proficiency in programming languages such as Java, VB.NET, or C#. Familiarity with version control systems (e.g., Git) and CI/CD tools (e.g., Bitbucket, Azure DevOps). Excellent problem-solving skills and More ❯

and services. Experience in technologies (or similar) .NET applications PHP Framework; Selenium; Playwright; BDD Test automation for cloud-based technology Scripting Language such as Java; JavaScript; TypeScript; C#; Integration Testing You will be joining a team where your ideas and expertise are valued. You will apply best practices to deliver More ❯

balancing, and deployment planning Contribute to the creation of tools and scripts supporting platform delivery Support continuous integration and DevOps practices Essential Skills & Experience: Java, Spring Boot (Data, Integration, Web), JPA Camunda 8, JBPM Microservice architecture and development SPA development using JavaScript, React JS Agile software development practices Domain-Driven More ❯

Python and associated libraries for data processing and machine learning Comfortable with task estimation and dependency mapping Desirable Skills Familiarity with Hadoop , Jenkins , or Java AWS or Azure certifications Experience leading technical teams or mentoring junior engineers This is an urgent vacancy where the hiring manager is shortlisting for an More ❯

Senior Java Microservices AWS developer Start: ASAP Duration: 6 -12 months Location: 2 days in the office, central London Pay: inside IR35, up to £510 We are seeking an experienced Senior Java Microservices Developer with a strong background in AWS Serverless Architecture to join our team on a contract basis. … Key Responsibilities - Design and develop high-quality web applications using Java and AWS services. - Build scalable microservices using Spring Boot and best engineering practices. - Implement secure, serverless architecture components including Lambda, DynamoDB, and API Gateway. - Create and manage infrastructure using AWS tools such as CloudFormation and IAM. - Develop and maintain … code reviews, adhering to quality and coding standards. Essential Skills and Experience: - A minimum of 10 years' experience in software development. - Strong expertise in Java server-side development, concurrent programming, and Spring Boot. - Solid understanding of AWS Serverless Architecture, including Lambda, DynamoDB, ECS Fargate, SQS, SNS, Kinesis, CloudFormation, IAM, and More ❯

entire breadth of opportunities in the evolving world of cloud, digital and platforms. Role purpose/summary Job Description: Essential skills/experience: * Scala * Java (Spring Boot) * AWS * Network * Docker * Test-driven development (Junit & Mockito or other similar testing libraries) * CI/CD * Comfortable working in agile teams and collaborating More ❯

and take ownership of the deliverables. Strong understanding of identity lifecycle management, authentication, authorization, and federation. Experience with scripting and programming languages such as Java, Groovy, Python, or JavaScript. Experience in designing, implementing, and managing Continuous Integration/Continuous Deployment (CI/CD) pipelines using Azure DevOps, Jenkins, or similar More ❯

and support team members, fostering a culture of learning and collaboration. Requirements: Experience in software development, with a strong focus on PCM, swift and Java Proven experience in a leadership role, with the ability to motivate and guide a team. Solid understanding of payment management and payment messaging. Solid understanding More ❯

and components such as Dataflow, Pub/Sub, Cloud Storage Deep expertise in BigQuery and Big Data processing Strong programming skills in Python or Java used extensively in surveillance data integration Solid SQL expertise for querying, transforming, and troubleshooting data Experience building robust ETL pipelines from diverse source systems Familiarity More ❯

Senior Java Developer - Glasgow - Investment Banking - Data/Spring/Linux/SQL/SDLC/Equity Primary responsibilities: The developer will work within an agile squad developing within a system comprising of numerous Java services that interact via messaging to produce the product outputs in Real Time. Technologies and … techniques such as highly multi-threaded Java, Sharded Mongo DB and caching are used in the stack to provide the scale and performance that the product requires. Skills: - Core Server Side Java including Data Structures and Concurrency - Spring, Junit - Linux - Relational Databases (Sybase and/or DB2 is preferable) with … desire to use agile software development practices Skills Desired: - JMS, MQ, Kafka - MongoDB - Knowledge of a range of common Open Source libraries used in Java development - Database performance tuning (relational and document) - Python/Shell Scripting - Financial domain knowledge (eg Equities) Glasgow based - hybrid - Inside IR35 By applying to this More ❯

Strong expertise in infrastructure-as-code tools (AWS CDK essential) Experience with containerization technologies (Docker, ECS, Kubernetes) Proficiency in at least one programming language (Java, Python, TypeScript) Experience with CI/CD pipeline design and implementation Knowledge of monitoring, logging, and observability best practices Preferred Qualifications Experience with serverless architectures More ❯

processing architectures. Deep understanding of data warehousing, ETL/ELT pipelines, and analytics engineering principles. Proficient in programming languages such as Python, Scala, or Java, and experienced with cloud platforms (AWS, GCP, or Azure). Experience working with privacy-sensitive data and implementing comprehensive observability and governance solutions. Strong technical More ❯

Zephyr Scale, Power BI Connector, and others. Strong knowledge of Jira administration: workflows, permissions, custom fields, indexing, and integrations. Scripting experience using Python, Groovy, Java, and JQL. Solid understanding of ITSM and Agile methodologies. Experience creating and managing Scrum/Kanban boards, filters, dashboards, and reports. Skilled in Jira upgrades More ❯

ensuring the quality of their work the work of the entire development team Strong experience in of the following technologies preferred -SQL, PYTHON, JavaScript, Java Participate in data conversion Testing and data maintenance, authoring SQL queries to fetch the data between various databases, execute them and analyze the data Create More ❯

ensuring the quality of their work the work of the entire development team Strong experience in of the following technologies preferred -SQL, PYTHON, JavaScript, Java Participate in data conversion Testing and data maintenance, authoring SQL queries to fetch the data between various databases, execute them and analyze the data Create More ❯

and components such as Dataflow, Pub/Sub, Cloud Storage Deep expertise in BigQuery and Big Data processing Strong programming skills in Python or Java used extensively in surveillance data integration Solid SQL expertise for querying, transforming, and troubleshooting data Experience building robust ETL pipelines from diverse source systems Familiarity More ❯

Lead Java Microservices AWS Developer Contract Hybrid (London) Job Title: Lead Java Microservices AWS Developer Location: London (Hybrid 2 days/week onsite) Contract Length: 6 Months (Inside IR35) Rate: £400£500/day Start Date: ASAP Mode: Contract Hybrid About the Role We are looking for an experienced Lead … Java Microservices Developer with expertise in AWS serverless architecture to join a fast-paced delivery team working on enterprise-grade applications. Youll play a lead role in developing secure, scalable, and high-performance solutions using cutting-edge cloud-native tools. Youll also work closely with cross-functional teams, mentor junior … developers, and take ownership of features from inception through to production. Key Responsibilities Lead the design and development of web applications using Java and AWS serverless services. Integrate AWS services like Lambda, S3, ECS Fargate, DynamoDB, SQS, and more. Implement secure, reusable code using modern frameworks and cloud patterns. Own More ❯