1 to 25 of 27 Java Jobs in Warrington

contributing to a range of backend services. What you'll be doing: Developing new services primarily in Python, while supporting existing applications written in Java and .NET. Working with Oracle SQL PL to maintain and enhance current services. Collaborating on infrastructure and DevOps tasks using AWS, Azure, SQL Server, Postgres ...

strong focus on API, integration and microservices testing. Write clean, production-quality test code in C# (strong preference) or another modern programming language (Java, TypeScript, Python). Analyse complex scenarios, transform API data programmatically, and validate end-to-end workflows. Implement reusable design patterns, utilities and abstraction layers for test ...

database design. Excellent troubleshooting and communication skills. Familiarity with Azure and AWS environments. Desirable Skills Knowledge of Entity Framework. Exposure to Java for Android, Objective-C, or Swift. Experience with React for building user interfaces. Practical knowledge of Oracle, IBM, Linux, Solaris, or Apple-based systems. Infrastructure and database design ...

security/performance requirements We are looking for experience in the following skills: A few years of industry experience in one of following: Java/Typescript/C#/Python/Go. Experience with Cloud Native technologies on AWS. Hands-on experience in scripting languages such as Python, Shell ...

backlog refinement. Contributing to technical strategy, innovation, and tactical upskilling across emerging technologies. Key Skills & Experience Strong commercial experience with Spring Boot and Java Enterprise development. Front-end proficiency with React, Vue.js, or AngularJS. Experience with modern testing frameworks and TDD. Ability to work across UI, API, and data layers. ...

highly preferred. Experience with large-scale data migration projects, especially in banking or payments industry. Programming Languages: Knowledge of scripting or programming languages (Python, Java, etc.) for data manipulation. Tools : Knowledge on Snowflake/DBT, Kubernetes, S3, Databricks etc. Role and Responsibility :- The Data Mapping Specialist is responsible for analyzing ...

DevOps, GitHub, Jenkins, etc.) Experience writing scripts with Python, Postman, etc. to automate tasks via security tool APIs (REST & GraphQL) Familiarity with how .NET, Java, JavaScript programs are compiled and packaged. Hands-on experience with application security solutions (Veracode, Synopsys, Checkmarx, Snyk, etc.) and cloud security solutions (Wiz, Palo Alto ...

Full Stack Java Software Engineer Warrington - hybrid £50,000 - £60,000 DOE + benefits Focus 5 Recruitment are working with an exciting software business who have just been awarded 2 large contracts with international Mobile Network Operators. Appointed to help them source suitable Full Stack Java Software Engineers … team responsible for the complete development lifecycle. Experience required for Full Stack Software Engineer : - 3+ years of full stack development experience Strong Java unit testing (with a side of TDD), Maven, Git and a sense of humor. Kubernetes & Docker Working in a team development environment Thorough understanding of Computer Science ...

Full Stack Software Developer - Java - Mostly remote working Are you a passionate Software Developer with a keen interest in open-source technology, particularly Java, who wants to work on innovative real-time solutions? We're seeking a Software Engineer with strong Java and SQL skills to join our rapidly growing … client in Warrington. The role can be predominantly remote, with one day a week spent in the Warrington office. Experience required: Hands-on Java Development experience RESTful API/SOAP Web Services Spring Boot Software version control systems (GIT/Subversion) Enjoy collaborating, sharing knowledge, and learning from others. ...

balance innovation with performance, security, and usability. Core Technical Skills Requested ● Proven experience working effectively within large, enterprise-scale codebases. ● Solid proficiency in Java (deep server-side development and platform architecture familiarity). ● Strong experience with JavaScript, TypeScript and React (front-end development, with an interest in UX/… PhixFlow platform. Technology Keywords & Interests Experience with, or a strong interest in, the following or similar technologies and concepts is highly valuable: ● Backend: Java, Spring, Hibernate, multi-threading/concurrency, Quarkus/Micronaut. ● Frontend: JavaScript, TypeScript, React, D3.js, SVG, CSS. ● Database: SQL (SQL Server, MySQL, Oracle), Data Modelling. ● Infrastructure: Cloud ...

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 ...

work across a variety of software engineering frameworks. Operating at a deep technical level, you'll apply your expertise in languages such as JavaScript, Java, C++, Node.js, Python, Rust, Go, and .NET. You'll bring a genuine enthusiasm for discovering and applying new software engineering techniques. As part … wider engineering community. About you As a Senior Software Engineer, you'll bring expertise in modern programming languages and frameworks such as C++, Golang, Java, JavaScript, .NET, Node.js, Python, Rust, along with experience working with cloud platforms AWS, Azure, GCP. You'll have successfully led Agile project teams, evaluated customer ...

that's not just functional — but exceptional. What you'll bring: Dynamics 365 accreditations and deep CE knowledge. Strong coding skills (C#, ASP.Net, Python, Java, JSON). Experience with enterprise CRM systems and complex project delivery. Excellent customer engagement and stakeholder management skills. A passion for quality, collaboration, and continuous ...

Backend Developer – Golang/Python/Java/Tech-First Fintech – Inside IR35 Our client is a leading, tech-first fintech building backend systems that power millions of users every day. They are looking for a Backend Developer with experience in Golang, Python, or Java who can contribute to scalable … performance systems and help deliver impactful products. Key Responsibilities: Build and maintain backend services and APIs in a Golang-first environment, with Python or Java experience welcome Work on distributed systems, microservices, and event-driven pipelines handling millions of requests with low latency Deploy and operate services on Kubernetes ...

Senior Java Engineer – Actuarial Data Squad – Outside IR35 - Contract We're looking for a Senior Java Engineer to join a high-profile project focused on backend systems that automate complex financial and actuarial processes. This is a hands-on role delivering backend solutions under tight deadlines in a highly regulated … environment. Key Responsibilities: Develop backend systems and APIs in Java, using the Spring ecosystem Work with AWS and infrastructure-as-code tools such as Terraform or Helm Design and implement scalable, production-ready systems for complex financial processes Collaborate with business and technical stakeholders to align solutions with operational needs ...

networking data path and kernel-level networking (e.g., XDP, eBPF, dpdk, iptables, nftables) for traffic processing, filtering, and observability. Proficiency in one or more: Java/Python/C Rust/Go (strong preference for Java for control-plane/services). Deep systems design expertise: concurrency, memory management, performance ...

qualifications 6+ years building production backend systems (at least 3 years in high-scale or low-latency environments). Proficiency in one or more: Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning ...

Staff Java Backend Engineer Location: Hybrid – Manchester Job Type: Permanent | Full-Time Salary: £95,000 – £110,000 + Benefits We're partnering with a leading UK digital banking platform as they expand their engineering organisation with strategic senior hires. They're seeking a Staff Backend Engineer to play … driving technical maturity, and guiding engineering direction across multiple services and teams. Key Responsibilities Lead the design and development of backend systems built with Java 11+ & Spring Boot Architect distributed, event-driven systems that support high-volume transactional workloads Develop robust, well-typed service contracts and define API boundaries across ...

code audits to reveal subtle security vulnerabilities Writing new tools such as fuzzers in languages such as C/C++, Python, Ruby, Go or Java, Tearing apart an undocumented file format or network protocol Coming up with novel techniques to solve unique and interesting security problems Review new services, including … skills Intermediate knowledge of Linux OS Internals Advanced knowledge of one programming language and ability to read two high level programming language such as Java Preferred Qualifications Undergraduate or Graduate degree in Electrical Engineering, Computer Science, or another related field or equivalent work experience. Hands-on experience developing services ...

Software Support Engineer - Java - Remote Software Support Engineer with experience in Java, around application support or software development & SQL, is required by a leading company based in the North West. This role will offer mostly remote, so it requires 1 day a week in the Warrington office. You can also … progress into a fully-fledged Software Engineer role. Experience required: Excellent experience with Java in a development or application support environment Solid understanding of programming concepts and structured software development. ITIL standards, especially incident, problem, and change management. Documenting and communicating effectively. SQL wizard with database development. Handle tight deadlines ...

Backend Engineer, Contract | Python (Django), Java and Rust | Fully Remote/EU-Based | Rate £550-650pd, Outside IR35 | 12-months Contract Length Opportunity: We're supporting a fast-moving client at huge global scale, that is in need of a Senior Backend Contractor with deep experience across Python, Django … some Java and Rust. This is a high-impact freelance role within a tech-driven established team - building scalable systems in a modern backend environment and implementing AI work. What You'll Be Doing as a Backend Engineer, Contract | Python (Django), Java and Rust | Fully Remote/EU-Based | Rate ...

I'm supporting an organisation that's undergoing a large scale digital transformation, and they're looking for a Data Engineer who can help design and build the foundations of a modern data ecosystem. If ...

DevOps at scale: CI/CD, automated testing, rollout/rollback, config management, and IaC (e.g., Terraform). Proficiency with one or more: Java, Go, Python, C++, or Rust; strong preference for Java for control-plane/services. Demonstrated leadership in incident management, resilience engineering, observability, and operational maturity. Excellent ...

Computer Science, Engineering, or a related field 3–5 years’ experience working with automation systems or system integration Experience with scripting/programming (Python, Java, C++, VB.NET, or similar) Understanding of automation standards (SiLA) or laboratory instrumentation (desirable) A flexible, solution based thinker with strong problem-solving skills Strong communication … security clearance screening. Keywords: Automation Integration, Laboratory Automation, DNA Workflows, Hamilton Robotics, Tecan, Liquid Handling, Automation Protocols, System Integration, Instrument Integration, Robotics Engineering, Python, Java, C++, VB.NET, Scripting, Protocol Development, SiLA Standards, LIMS, Forensic Laboratory, Laboratory Informatics, UAT Testing, Validation, Troubleshooting, Continuous Improvement, Workflow Optimisation, Automation Engineering, Mechatronics, Data Connectivity ...

retrieval-augmented generation (RAG) systems. Key Responsibilities Design and develop scalable full-stack solutions involving both frontend (React/TypeScript) and backend (Python/Java). Build and optimize AI/ML pipelines leveraging LLMs and RAG architectures. Develop SDKs and APIs to support AI-driven applications in resource-constrained … based products. Ensure high performance, testability, and reliability across the stack. Key Qualifications Strong proficiency in Python and React/TypeScript; experience with Java is a plus. Hands-on experience building and deploying LLM-based systems (e.g., OpenAI, Hugging Face Transformers, LangChain, etc.). Deep understanding of AI application architecture ...