Senior Software Engineer (.NET)

Ascenti Physio Limited; United Kingdom; Remote; GBP 50,000 - 70,000; Full time

Job summary

Ascenti is seeking a Senior Software Engineer (.NET) to enhance their digital platforms that support clinical services across the UK. In this role, you will lead the development of new applications, mentor junior staff, and shape architectural decisions while working in a values-led environment with a focus on employee well-being.

Benefits

Flexible working

Vitality at Work membership

Exclusive discounts

Qualifications

• Strong experience in full-stack development with expertise in .NET.
• History of working in agile software development teams.
• Proven track record delivering websites and/or windows applications.

Responsibilities

• Lead design, implementation, and delivery of new features.
• Technical ownership of product components with future enhancements.
• Mentor junior software engineers and promote best practices.

Skills

.NET

ASP.NET

C#

React

Cloud technologies

CI/CD

Agile development

Full stack development

Education

Bachelor's degree in computer science or related field

Job description

Location: Remote, United Kingdom - with travel as required

At Ascenti, we help thousands of people every day to elevate their health and live active lives. With over 25 years of experience in the public and private sectors, we’re proud to foster a progressive, values-led workplace where our people thrive.

About the role

We’re looking for a Senior Software Engineer (.NET) to join our Ascenti Digital team on a permanent, full-time basis. This role is key to building and improving the platforms that power our clinical services and patient experience across the UK.

As a senior engineer, you’ll take ownership of key components within our patient management system, leading the design and delivery of new applications and product features using ASP.NET, C#, React, and supporting technologies. You’ll also contribute to architectural decisions, support agile processes, and help shape the future of our digital roadmap.

This is an excellent opportunity for someone with deep full-stack development experience, strong .NET expertise, and a desire to mentor others while delivering meaningful technical outcomes in the healthcare space.

What you’ll be doing

As a Senior Software Engineer (.NET), you’ll:

• Lead on the design, implementation, and delivery of new features and system improvements.
• Take technical ownership of product components, advising on future enhancements and architecture.
• Maintain and improve our existing patient management system, ensuring robustness and scalability.
• Support and mentor junior software engineers, promoting best practices and clean coding standards.
• Work cross-functionally with stakeholders and teams to align technical delivery with business goals.
• Contribute to our agile development processes and support data-driven decision-making. Innovate and iterate on new product ideas that enhance user experience and system performance.
• Assist with wider digital and transformation initiatives across the business as needed.

Benefits & culture

We strive to live and breathe our values, underpinned by a passion for what we do and a people-centric approach. Our benefits include flexible working, Vitality at Work membership, exclusive discounts, and more. Learn more at: ascenti.co.uk/benefits

Knowledge, experience, and qualifications

• Strong working knowledge of .NET/ ASP.NET/ Web API.
• Knowledge of Cloud technologies – Azure or Amazon Web Services (AWS).
• Building Continuous Integration and Continuous Delivery (CI/CD) pipelines.
• Solid understanding of modern architectures for developing applications and websites.
• Full stack development with experience of managing systems across the front and back ends.
• History of working in agile software development teams.
• Bachelor’s degree in computer science or related field or equivalent professional experience.
• Proven track record delivering websites and/or windows applications