Find your next tech and IT Job or contract Java Developer (Kotlin, Groovy...) in Wales

The Java developer is a web and application development professional specialized in using Java, a server-oriented programming language. They are also called: Java programmer, Java programmer-analyst, Java software development engineer. This IT technician analyzes the specifications provided by the client to identify a technical solution that meets their technical and functional requirements point by point. They are then responsible for custom designing all or part of the computer program in Java. Then comes the trial and testing phase of the applications. Once the program is operational, they can proceed with writing technical documentation and user guides. The Java developer can progress towards supervisory positions, project manager, IT technical manager or even a commercial career.

Discover the latest IT & tech jobs in Wales, with a growing focus on software development and IT services.

Your search returns 3 results.
Fixed term

Job Vacancy
Ruby Developer

Published on

3 months
SA1 6HF, Swansea, United Kingdom
Role: Ruby developer Rate: Inside IR35 Location: 2 days a week onsite in Swansea Duration: Till the end of March initially SC clearance required Ruby on Rails Kibana Instana Pagerduty Argo/Kargo ServiceNow Due to the nature and urgency of this post, candidates holding or who have held high level security clearance in the past are most welcome to apply. Please note successful applicants will be required to be security cleared prior to appointment which can take up to a minimum 10 weeks. LA International is a HMG approved ICT Recruitment and Project Solutions Consultancy, operating globally from the largest single site in the UK as an IT Consultancy or as an Employment Business & Agency depending upon the precise nature of the work, for security cleared jobs or non-clearance vacancies, LA International welcome applications from all sections of the community and from people with diverse experience and backgrounds. Award Winning LA International, winner of the Recruiter Awards for Excellence, Best IT Recruitment Company, Best Public Sector Recruitment Company and overall Gold Award winner, has now secured the most prestigious business award that any business can receive, The Queens Award for Enterprise: International Trade, for the second consecutive period.
Permanent

Job Vacancy
Product Development Engineer

Published on

£43,600
Wales, United Kingdom
Job Title: Product Development Engineer Location: Glascoed - Onsite only Salary: Up to £43,649 (dependent on skills and experience) What you'll be doing: Supporting the product design and systems engineering activities for new and legacy products Conducting and managing product and process design, development, test, manufacture and evaluation activities. Ensuring that safety remains the highest priority in the working practices of yourself and the team Conducting and managing trials in a safe and suitable manner, from planning through to trials execution to reporting and presenting conclusions Application of effective Engineering Governance throughout the product development lifecycle supporting design reviews from concept to disposal Configuration and maintenance of Engineering Bills of Materials for products Product design and evaluation / down selection e.g. Pugh Matrices, Fault Tree Analysis (FTA), Design Failure Modes and Effects Analysis (DFMEA) Support the generation of costed proposals for external customers Your skills and experiences: Essential: Proven record of supporting engineering teams and projects Strong Engineering skills: particularly the ability to identify issues, conduct technical analysis of causes and identify solutions Desirable: Experience of product design analysis techniques (Pugh, DFMEA, FTA) Experience of process design analysis techniques (PCP, PFMEA) Knowledge of munitions design and manufacture Safety Management - IOSH Managing Safety/NEBOSH Certificate Experience and knowledge of manufacturing in a high hazard environment A working knowledge of Systems Engineering and Engineering design Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Artillery, Tank and Mortars (ATM) team: You will provide engineering support to the ATM team to ensure the delivery of projects within the team. Working with the Portfolio Manager and reporting to the Senior Product Engineer, you will be responsible for ensuring that the programmes/projects include appropriate engineering development activity to achieve a robust solution The activities will be planned with robust estimates for completion with sound risk mitigation built in. The position will be primarily based at the BAE Systems Land UK site in Glascoed, Monmouthshire on a working pattern within a hybrid-working environment, occasional travel to other customer, manufacturing and test and evaluation sites will be necessary Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date 13th November 2025
Permanent

Job Vacancy
Senior Product Development Engineer

Published on

£55,869
Wales, United Kingdom
Job Title: Senior Product Development Engineer Location: Glascoed Salary: Circa £55,869 depending upon skills & experience What you'll be doing: Responsible for the Engineering input into the development of new Munitions Products and the supervision of associated Engineering staff Supporting the design, development and qualification of new Munitions products, from concept generation through to full scale production, adopting design for manufacture and design to cost best practice principles Formulating appropriate test regimes, to provide the necessary evidence, to ensure defined requirements are achieved and that the product is 'Safe and Suitable' for Service Use Providing the necessary engineering input into the Life Cycle Management Process Building robust processes into the product design and development process and to provide process capability data in support of LCM reviews Initiate and analyse theoretical modelling date Interfacing with the customer, both internally and externally as required Your skills and experiences: Essential: Science or Engineering degree, HND or equivalent - Manufacturing/Electrical/Mechanical (achieved or working towards) Proven experience within a manufacturing environment - Process/ Aerospace/Automotive Desirable: NEBOSH certificate in Occupational Health and Safety Manufacturing toolroom, including multi axis machining and CMM experience Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Special Projects team: You will be integrated within a newly established project team to as the Senior Product Development Engineer, leading the design and development of innovative products from concept through to manufacture. Leveraging your technical expertise, and cross-functional collaboration skills, you'll translate customer needs into robust engineering solutions. Ensuring performance, quality, and manufacturability.This role requires strong problems solving ability, hands-on prototyping experience, and a commitment to continuous improvement and innovation. The position will be based at the BAE Systems Land UK site in Glascoed, Monmouthshire on a four-day working pattern within a hybrid-working environment with occasional travel to other customer, manufacturing and test and evaluation sites. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date: 14th November 2025 We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible. #LI-JP1 #LI-Onsite

Frequently asked questions about working as a Java Developer (Kotlin, Groovy...)

What is the role of a Java Developer (Kotlin, Groovy...)

The Java developer is a computer specialist who focuses on designing software and websites. As the name implies, they have Java programming language down pat! Passionate and versatile, the Java developer must possess solid technical skills and some essential qualities to provide their client with a customized IT solution.

How much does a Java Developer (Kotlin, Groovy...) charge

The mastered frameworks, the company's sector, its location and the technical issues to be solved are all criteria that affect the Java developer's salary. Nevertheless, their daily rate is relatively high, even for a beginner. The latter earns an average of 483 euros per day. Their salary will be around £40K.

What is the definition of a Java Developer (Kotlin, Groovy...)

The Java developer creates applications at the client's request using their preferred language: Java. For this purpose, they must comply with the requirements provided in the specifications. They develop the application, then manage the testing phase as well as maintenance and update planning

What type of mission can a Java Developer (Kotlin, Groovy...) handle

The tasks generally assigned to a Java developer are: • Definition of client needs; • Application programming; • Development of website structure; • Writing explanatory notes so that the written code lines are understandable by other stakeholders; • Adding new functionalities and improving the performance of an existing application; • Performing unit tests and integration tests; • Technical support; • Updating existing code.

What are the main skills of a Java Developer (Kotlin, Groovy...)

Knowledge of Java language must be complemented by knowledge of: • The J2EE development platform; • Other programming languages; • Oracle and SQL databases; • Tools and frameworks such as Spring, Spring boot, React, Angular, Hibernate, AWS, GWT, Struts or Docker; • Algorithms; • Security standards and procedures to combat cyberattacks; • The business environment (market, services, customers). Those who wish to work as Java developers must also master English.

What is the ideal profile for a Java Developer (Kotlin, Groovy...)

In addition to the diploma and technical skills, recruiters require future Java developers to be: • Rigorous and precise in writing code; • Creative; • Good listeners; • Able to work in an agile environment; • Flexible and available; • Able to communicate and explain their knowledge to non-technical people; • Curious, as computer programs and languages are constantly evolving. A strong sense of analysis and organization is also required!
3 results

Contracts

Contractor Permanent

Location
1

Wales, United Kingdom

Remote type

Hybrid Remote On-site

Rate minimum.

£150 £1300 and more

Salary minimum

£20k £250k

Experience

0-2 years experience 3 to 5 years experience 6 to 10 years experience +10 years experience

Date posted

Connecting Tech-Talent

Free-Work, THE platform for all IT professionals.

Free-workers
Resources
About
Recruiters area
2025 © Free-Work / AGSI SAS
Follow us