Senior Software Developer

NHS; Cardiff; On-site; GBP 39,000 - 48,000; Full time

Job summary

A national health service organization in Cardiff is seeking a Senior Developer to join their Public Health Wales team. This role involves designing and delivering robust digital solutions that support the national health service's goals. You will work closely with cross-functional teams to create high-quality systems that enhance digital health services in Wales. Candidates with a strong background in software development and collaborative skills are encouraged to apply. The role offers an opportunity to make a significant impact on public health.

Benefits

Flexible working arrangements

Inclusive workplace

Opportunities for career development

Qualifications

• Proven experience in software development and delivering complex digital solutions.
• Familiarity with cloud platforms and container technologies.
• Good communication and collaboration skills.

Responsibilities

• Contribute to design, build, and maintenance of software systems.
• Support the development lifecycle from concept to deployment.
• Collaborate with diverse teams to ensure systems meet standards.

Skills

Software development

Cloud platforms

DevOps

Communication skills

Collaboration

Education

Bachelor’s degree or equivalent experience

Tools

.NET

C#

SQL

Docker

Azure

Job description

Job summary

We are seeking a highly skilled and motivated Senior Developer to join our dynamic Digital and Data team at Public Health Wales. You’ll play a key role in developing and delivering high-quality digital solutions that support national health services. Working closely with senior technical leads and your team, you’ll contribute to designing, building, and maintaining systems that improve digital health services in Wales. It’s a great time to join us as we’re adopting new technologies and growing our technical professions.

The role sits within the Research, Data and Digital Directorate and contributes directly to the organisation’s strategic goals. You’ll work closely with cross‑functional teams, senior leaders, and external partners to help shape effective, future‑ready services across the health system.

If you’re passionate about crafting solutions with population‑level impact, this is your opportunity to make a real difference.

Candidates are asked to indicate if their preference is a permanent or fixed term role.

The fixed term contract role is a 23‑month with the potential to extend up to 35 months. It is available only as a secondment for current NHS employees, and you must obtain approval from your NHS line manager before submitting an application.

Main duties of the job

• Contribute to the design, build, integration, and maintenance of scalable, secure, and interoperable software systems.
• Contribute technical expertise and mentorship to developers and digital colleagues.
• Collaborate with stakeholders to ensure systems meet technical, clinical, and business standards.
• Apply agile and user‑centred development practices and collaborate with diverse teams.
• Follow data protection, cyber security, and national digital infrastructure standards in all development and maintenance activities.
• Support the maintenance of service components, assist with troubleshooting issues, and help ensure systems perform reliably.

The ability to speak Welsh is desirable for this post; Welsh and/or English speakers are equally welcome to apply.

About us

We are Public Health Wales – the national public health agency in Wales. Our purpose is “Working together for a healthier Wales”. We exist to help everyone in Wales live longer, healthier, happier lives. Together with our partners, we work to increase healthy life expectancy, improve health and well‑being, and reduce inequalities for everyone in Wales, now and for future generations.

Our teams work to prevent disease, protect health, and provide leadership, specialist services and public health expertise. We are the leading source of public health information, research and innovation in Wales. In a world facing complex health challenges, our work has never been so important.

We are guided by our Values: “Working together, with trust and respect, to make a difference”. We are committed to building an inclusive workplace that values equality and diversity. We welcome applications which represent the rich diversity of the communities we serve and are supportive of flexible working arrangements, including part‑time roles and job sharing.

To find out more about working for us and the benefits we offer please visit https://phw.nhs.wales/careers/.

For guidance on the application process, please visit https://phw.nhs.wales/working-for-us/applicant-information-and-guidance/.

Details

Date posted: 11 February 2026

Pay scheme: Agenda for change

Band: Band 6

Salary: £39,263 to £47,280 a year per annum

Contract: Permanent

Working pattern: Full‑time

Reference number: 028-AC019-0226

Job location

2 Capital Quarter, Tyndall Street, Cardiff, CF10 4BZ

Job responsibilities

Join Public Health Wales as a Senior Developer and play a pivotal role in transforming how we deliver digital and data services across the organisation.

As a Senior Developer, you will help deliver robust digital solutions that support Public Health Wales goals. Working with product owners, architects, and user researchers, you’ll ensure systems are user‑focused and meet high standards, while contributing to best practices and continuous improvement.

What You’ll Do

• Support development activities from concept to deployment, ensuring quality and timely delivery.
• Use modern development tools and standards (e.g., .NET, C#, SQL, Docker, Azure) to build and maintain high‑quality solutions.
• Participate in code reviews, contribute to test automation, and follow high coding standards.
• Contribute to designing secure systems and follow processes for DPIA and cyber security assessments.
• Contribute to technical discussions with NHS partners and suppliers, supporting collaboration and sharing expertise.
• Share knowledge and provide support to colleagues, helping promote best practices and team development.

What You Bring

• Proven experience in contributing to development teams and delivering complex digital solutions.
• Technical expertise in software development, cloud platforms, DevOps, and microservices.
• Good communication skills, with the ability to explain complex technical concepts to non‑specialist audiences.
• A collaborative mindset, with a commitment to supporting colleagues and continuous learning.
• Desirable: Professional certifications (e.g., Microsoft, Scrum), experience with Blazor, Python, or Java.
• Bachelor’s degree or equivalent experience in a relevant field.
• You will be able to find a full job description and person specification attached within the supporting documents or please click “Apply now” to view in Trac.
• For further details contact:
• Duncan Li, Systems Development Manager
• Email address: [e-mail].

Person Specification

Qualifications and Knowledge – Essential

• Bachelor’s degree or equivalent experience in an associated professional field.
• Knowledge gained through practical experience at this level across the range of work procedures and practices.
• Understanding of information security, system design and service support.

Qualifications and Knowledge – Desirable

• Professional certification e.g. Professional Scrum Developer, Microsoft certified.
• Knowledge and experience of APIs, RESTful services and Microservice Architectures.
• Awareness of accessibility and usability standards in digital services, especially in a regulated industry e.g., finance or healthcare.

Experience – Essential

• Strong experience with programming languages and related frameworks and structures (e.g., C#, JavaScript, .NET, MVC).
• Familiarity with database technologies (SQL).
• Experience with container platforms (e.g., Docker, OpenShift).
• Proficiency with cloud platforms (e.g., AWS, Azure) and modern DevOps tools.
• Experience with version control tools (Git) and building CI/CD pipelines.
• Solid understanding of designing and developing RESTful APIs or microservices.
• Experience of working to modern coding and development standards, practices and techniques with UCD focus.
• Hands‑on experience coaching and mentoring junior developers through code reviews, pair programming, and sharing knowledge.
• Experience working to KPIs, roadmaps or product goals.

Experience – Desirable

• Knowledge or experience developing on cloud‑based environments such as AWS and Azure.
• Knowledge or experience developing front‑end elements using Blazor.
• Other programming languages (Java, Python).

Skills and Attributes – Essential

• System and/or component design skills including database design & management, systems architecting & design patterns, networking & protocols.
• Comfortable working in agile environments, collaborating with diverse teams, and adapting to change.
• Actively contribute to technical decisions regarding architecture and design to produce quality, robust and sustainable solutions.
• Take accountability for delivering quality software solutions within appropriate timescales.

Skills and Attributes – Desirable

• Welsh Language Skills at levels 1 to 5 in understanding, speaking, reading, and writing in Welsh, or willingness to learn.

Other Essential

• Ability to travel between sites in a timely manner to meet the needs of the service.

Disclosure and Barring Service Check

This post is subject to the Rehabilitation of Offenders Act (Exceptions Order) 1975 and as such it will be necessary for a submission for Disclosure to be made to the Disclosure and Barring Service (formerly known as CRB) to check for any previous criminal convictions.

Certificate of Sponsorship

Applications from job seekers who require current Skilled Worker sponsorship to work in the UK are welcome and will be considered alongside all other applications. For further information visit the UK Visas and Immigration website (Opens in a new tab).

From 6 April 2017, skilled worker applicants, applying for entry clearance into the UK, have had to present a criminal record certificate from each country they have resided continuously or cumulatively for 12 months or more in the past 10 years. Adult dependants (over 18 years old) are also subject to this requirement. Guidance can be found here Criminal records checks for overseas applicants (Opens in a new tab).

Employer details

Public Health Wales

2 Capital Quarter

Tyndall Street

Cardiff

CF10 4BZ

Employer’s website: https://phw.nhs.wales/