Part-Time 'Java' Job Vacancies

1 to 25 of 91 Part-Time Java Jobs

Full Stack Engineer

Holybrook, Berkshire, UK
Hybrid / WFH Options
Mastek
ARE NOT DOING SPONSORSHIP FOR THIS ROLE. A unique development opportunity to work on a Public Sector Based Large Scale programme with an innovative market leader as a Backend Java Developer. We require a Java developer with strong back end Java experience to develop new features for our portfolio of Government Clients. You will join a team that prides itself … on collaboration and engineering the best possible Java code. Must Have Skills: Experience with Java 8, Java 11, Spring Framework, Spring Boot Experience of using JEE standards such as CDI, JPA and JMS Experience of building web applications Practical Microservices development experience on cloud platforms (AWS/Azure) and understanding of microservices design patterns Experience of Domain Driven Design Practical More ❯
Employment Type: Part-time
Posted:

Software Engineer

Guernsey, UK
Hybrid / WFH Options
Intellect Group
for a Senior Golang Developer to design and lead secure, scalable, distributed systems. What youll do: Build & architect Golang microservices, REST/gRPC/GraphQL APIs Drive legacy migrations (Java/Python/PHP Go + AWS) Work with Kafka, MongoDB, PostgreSQL, Redis Deploy via Docker, Kubernetes (EKS), AWS Lambda Lead best practices & mentor junior devs What were looking for More ❯
Employment Type: Part-time
Posted:

DevOps Team Lead

United Kingdom, UK
SoTalent
in designing resilient, scalable, and cost-conscious architectures in coordination with solutions architects. Demonstrated leadership in mentoring or upskilling other engineers. Advanced scripting and development experience (e.g., Python, Bash, Java, Golang, or JavaScript). Proficiency with infrastructure-as-code tools such as Terraform, Ansible, or Pulumi. Hands-on experience with UNIX/Linux systems and modern DevOps toolchains. Working knowledge More ❯
Employment Type: Part-time
Posted:

Java Developer

United Kingdom, UK
Hybrid / WFH Options
Vanloq - Workforce Solutions
Java Developer Investment Banking Client Location: Glasgow (Hybrid, 3 days per week on-site) Contract: 6-Month Initial Contract (Inside IR35) Overview: Our leading investment banking client is seeking an experienced Java Developer to join their high-performing engineering team in Glasgow. This is a fantastic opportunity to work within a global financial environment, contributing to the design, development, and … operations. Youll collaborate with global teams to deliver scalable, reliable, and secure software solutions while ensuring alignment with architectural and regulatory standards. Key Responsibilities: Design, develop, and maintain robust Java-based applications used across trading and risk management platforms. Work with cross-functional teams to deliver efficient, maintainable, and well-tested code. Optimise application performance and ensure adherence to security … reviews, architecture discussions, and continuous improvement initiatives. Support integration with databases, APIs, and internal systems. Troubleshoot production issues and provide timely resolutions. Key Skills & Experience: Strong commercial experience in Java 11 or above (Java 17 preferred). Proficiency with Spring Framework (Spring Boot, Spring Batch, Spring Integration). Experience with microservices, RESTful APIs, and event-driven architectures. Good understanding of More ❯
Employment Type: Part-time
Posted:

Full Stack Engineer

United Kingdom, UK
Nextech Group Limited
software lifecycle, from design to live support. Strong technical foundation across modern web technologies, including: JavaScript/TypeScript (with Domain-Driven and Test-Driven Development) React (web and native) Java (Spring Boot, Spring Cloud, Spring Data) Familiarity with Kafka, MongoDB, Elasticsearch, and Redis Experience with HTML, server-side rendering (e.g., Next.js), and SEO best practices Exposure to distributed systems, microservices More ❯
Employment Type: Part-time
Posted:

Full Stack Software Engineer - Java & Springboot

Guernsey, UK
Hybrid / WFH Options
Stealth iT Consulting
Full Stack Engineer Java | Digital Transformation Projects | Location : Hybrid Remote (occasional ad-hoc travel to client offices dependant on where you are based. London/Glasgow/Newcastle/Manchester.) Type : Permanent | Full-Time Sector : Digital Consultancy/Public Sector/Private Sector Budget: 55,000 + benefits Are you a passionate Full Stack Engineer looking to apply your skills … multidisciplinary team where creativity meets strategy, and where your expertise will help solve complex challenges through cutting-edge technology. What Youll Be Doing Building scalable, modern digital applications using Java and Spring boot . Creating intuitive front-end experiences using React, Angular, or Typescript Designing and consuming RESTful APIs and working within microservices architecture. Leveraging cloud platforms like Azure or … agile, cross-functional teams delivering real-world impact. Contributing to CI/CD pipelines and writing clean, maintainable code. What Were Looking For Essential Skills: 3 years experience with Java and Spring boot Front-end development using modern JavaScript frameworks Familiarity with cloud infrastructure (Azure or AWS). Hands-on experience with CI/CD tools like GitHub Actions, GitLab More ❯
Employment Type: Part-time
Posted:

Principal Software Engineer

Edinburgh, UK
Hybrid / WFH Options
North Scout
with the team, especially in the early weeks. What were looking for: Strong experience with AWS (Azure or GCP a bonus) and one or more modern languages such as Java, JavaScript or Python Hands-on knowledge of Terraform or CloudFormation Familiarity with Kubernetes , serverless architectures, CI/CD, and observability tools like Dynatrace, New Relic or Wiz Confident communicator who More ❯
Employment Type: Part-time
Posted:

Opentext Automation Developer

Guernsey, UK
LA International
/Scrum methodologies and CI/CD practices. Excellent communication and problem-solving skills. Good to Have Experience with other OpenText products (Content Server, Documentum, etc.). Knowledge of Java/.NET programming for custom development. Cloud experience (AWS, Azure, GCP) for AppWorks deployments. More ❯
Employment Type: Part-time
Posted:

Solution Architect / Presales / Sales Engineer (DevOps | DevSecOps | MLOps)

United Kingdom, UK
Hybrid / WFH Options
Unity Systems
Experience building and optimizing software delivery pipelines using modern DevOps toolchains. Proven ability to influence technical and business stakeholders across enterprise accounts. Prior software development or scripting experience (Python, Java, Go, etc.) is a significant advantage. Excellent presentation, communication, and stakeholder management skills . Preferred Qualifications Experience in enterprise-scale software deployments or cloud-native transformation projects . Familiarity with More ❯
Employment Type: Part-time
Posted:

Software Engineer

Guernsey, UK
Oracle
needs investment. The challenge is making the right trade-offs, communicating those decisions effectively, with crisp execution. Qualifications 4+ years of full-stack software development experience Working knowledge in Java, C++, C#, or similar OO language Experience developing customer-focused architectures and restful web services Work with modern Javascript libraries and frameworks such as React, Angular, and Bootstrap Experience driving More ❯
Employment Type: Part-time
Posted:

Software Engineer

London, UK
dnevo Partners
for bright, kind, and passionate people who want to push the boundaries of algorithmic trading. Diversity of perspectives, skills, and backgrounds is valued. Requirements 27 years of experience with Java or Python (C++ a plus) Familiarity with databases (e.g., SQL Server, Postgres) Familiarity with developing, testing, or deploying with cloud providers (e.g., AWS, GCP, Azure) Experience using version control software More ❯
Employment Type: Part-time
Posted:

Principal Software Engineer

United Kingdom, UK
The ONE Group Ltd
Familiar with UI frameworks such as WPF and patterns like MVVM, MVP or MVC Desirable Experience planning and managing software projects Agile Scrum background Familiarity with Docker, Kotlin/Java and CI/CD tools Keywords C#, .NET, Microservices, Distributed Systems, Kafka, RabbitMQ, CI/CD, WPF, Agile, Docker, Kotlin For more info please do reach out, Sam Payne @ The More ❯
Employment Type: Part-time
Posted:

Senior Support Engineer

United Kingdom, UK
AI-Media
Active Directory, Azure/Office365/SharePoint Networking protocols: OSI model, TCP/IP, SMTP, SNMP Security: Firewalls, proxies, SIEMs, disk encryption, endpoint protection Desirable Skills Bonus: SQL, C++, Java, Python, Intune, Exchange, SAN storage experience What AI-Media Offers You Career Progression based on talent, not tenure, tailored Career Chats Access to a rewards platform that offers employees discounts More ❯
Employment Type: Part-time
Posted:

Java Software Engineer : Java : Quant Trading : 150k

United Kingdom, UK
Hybrid / WFH Options
Hunter Bond
asset classes, financial instruments, and emerging sectors. Key Skills & Experience 3+ years experience in platform-level software engineering Strong computer science fundamentals (degree or equivalent experience) Proven expertise in Java, Python, or other modern programming languages Experience working with large-scale, high-volume data systems Strong problem-solving and analytical skills Comfortable collaborating with distributed, global teams The Role As More ❯
Employment Type: Part-time
Posted:

Staff Software Engineer - High-Growth AI Start-Up (London)

United Kingdom, UK
Oho Group Ltd
a culture of excellence and ownership. About you: 5+ years of professional software development experience (preferably in start-ups or high-growth environments). Expertise in Go, Python, C++, Java, C# or Rust. Strong understanding of system design, distributed systems, and modern cloud architectures (AWS, GCP, or Azure). Proven ability to lead technical projects end-to-end. Bonus Points More ❯
Employment Type: Part-time
Posted:

Open Source Developer

City of London, Greater London, UK
Intelix.AI
open-source software (OSS). The ideal candidate will be a Software engineer or technical manager (hands-on or architecture exposure) and proficiency in modern programming (Python, JavaScript, Go, Java, etc and a solid understanding of CI/CD pipelines, DevSecOps workflows, and automated policy enforcement tools (e.g., Snyk, GitHub Actions, Jenkins, Sonatype, etc.). Knowledge of software licensing (MIT More ❯
Employment Type: Part-time
Posted:

Open Source Developer

United Kingdom, UK
Intelix.AI
open-source software (OSS). The ideal candidate will be a Software engineer or technical manager (hands-on or architecture exposure) and proficiency in modern programming (Python, JavaScript, Go, Java, etc and a solid understanding of CI/CD pipelines, DevSecOps workflows, and automated policy enforcement tools (e.g., Snyk, GitHub Actions, Jenkins, Sonatype, etc.). Knowledge of software licensing (MIT More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer

Guernsey, UK
Hybrid / WFH Options
AG Talent
high standards, and a bit of backbone. People wholl push back when something doesnt make sense. The stack is Kotlin on AWS, but if youve used any OO language (Java, Python, Ruby, C#, PHP) and are open to learning, thats fine. Theres a monolith (by design), organised into modules. Theyre not obsessed with microservices for the sake of it. Youll More ❯
Employment Type: Part-time
Posted:

Backend Software Engineer C# .Net SQL - Hedge Fund

United Kingdom, UK
Hybrid / WFH Options
Client Server
university (i.e. Russel Group or top 100 global university), backed by A grades at A-level You have advanced C# .Net programming skills including .Net Core (will also consider Java, Python or C++ background if happy to use C# going forward) You have a strong knowledge of SQL databases You have a thorough understanding of Computer Science fundamentals such as More ❯
Employment Type: Part-time
Posted:

OnGres - Senior Postgres DBA

Guernsey, UK
Hybrid / WFH Options
OnGres
year of experience performing or supporting application development Additional Qualifications: Containers or Kubernetes knowledge and experience is a plus Linux OS experience Programming language experience is a plus (Java, Python, shell, etc) Ability to thrive in a fast-paced environment Strong understanding of database structure and design principles Familiarity with database security principles Solid scripting skills including pl/pgsql More ❯
Employment Type: Part-time
Posted:

Senior Java Full Stack Developer (SC Eligible)

Guernsey, UK
Stealth iT Consulting
offices in London, Manchester, Newcastle and Glasgow, providing flexi working model (option of remote or hybrid with ad hoc client site travel). They are looking for a Senior Java Full Stack Engineer's (Jnr-Mid level) to join a rapidly growing team, building cutting-edge digital solutions, primarily within Government, Finance, Retail & Energy sectors. Top end budget of 70k … benefits + flexi working (option of remote or hybrid plus ad hoc client site travel) Primary requirements: Must be eligible for SC Clearance Extensive experience of building microservices with Java (Spring Boot) (and NodeJS as a bonus) Experience with cloud technologies such AWS or Azure Experience with CI/CD (Gitlab, GitHub, Jenkins) Experience using version control software - Git Experience More ❯
Employment Type: Part-time
Posted:

Java Software Developer

United Kingdom, UK
Hybrid / WFH Options
Understanding Recruitment
Do you have 1 - 3 years commercial experience developing software with Java? Looking to join a company when you can make a real impact? Java Software Developer SaaS Solutions Salary up to 55k + bonus Location hybrid working 2 days a week in modern London office We have a fantastic brand-new opportunity for a Java Software Developer to join … driven long-standing partnerships with the likes of the Ministry of Defense, HM Treasury, and the Departments of Work & Pensions and International Trade. They are looking for a motivated Java Software Developer with experience with: Java Spring Boot Microservices Containerisation using Docker, Kubernetes Developing cloud-native applications with AWS, GCP, Azure SQL, NoSQL and other tools and scripting skills As … a Java Software Developer, you will enjoy fantastic benefits: Bonus Private health insurance (covering eye and dental too) Life assurance Enhanced pension contributions 25 days holiday + bank holiday which increases with tenure Season ticket loan Team away days and monthly socials Personal development training budget Enhanced maternity and shared parental leave If you would like to join a company More ❯
Employment Type: Part-time
Posted:

Full Stack Engineer (TypeScript/React-Native)

Guernsey, UK
WeDo
end. This position reports into the CTO. The Stack React-TypeScript React-Native GraphQL AWS/Heavily Microservices-led IaC - Terraform Agnostic mindset Happy to muck in on BE (Java/Spring Boot) The expectation Its likely this position will have a lean towards Front-End. With the current team as it is however, the ideal would be full-stack More ❯
Employment Type: Part-time
Posted:

Technical Talent Acquisition Specialist

Guernsey, UK
Hybrid / WFH Options
Amber Labs
your opportunity to shape the future of tech consulting by connecting brilliant minds with transformative projects. Key Responsibilities: Source and recruit candidates with expertise in Software Development (e.g., .NET, Java, Python, Nodejs), Azure, AWS, Cloud, Data Architecture, Security, Testing, BA, and PM etc Identify and engage security-cleared professionals (SC) via job boards, social platforms, and industry events Conduct initial More ❯
Employment Type: Part-time
Posted:

Java Full Stack Developer (SC Eligible)

Guernsey, UK
Hybrid / WFH Options
Stealth iT Consulting
with offices in London, Manchester, Newcastle and Glasgow, providing flexi working model (option of remote or hybrid with ad hoc client site travel). They are looking for two Java Full Stack Engineer's (Jnr-Mid level) to join a rapidly growing team, building cutting-edge digital solutions, primarily within Government, Finance, Retail & Energy sectors. Consultant grade level budget: 55k … + full benefits + fully remote (plus ad hoc client site travel) Primary requirements: Must be eligible for SC Clearance Extensive experience of building microservices with Java (Spring Boot) (and NodeJS as a bonus) Experience with cloud technologies such AWS or Azure Experience with CI/CD (Gitlab, GitHub, Jenkins) Experience using version control software - Git Experience using online version More ❯
Employment Type: Part-time
Posted:
Java
10th Percentile
£41,250
25th Percentile
£56,250
Median
£75,000
75th Percentile
£111,250
90th Percentile
£135,000