Application developer Work, Jobs in Ballyclare, Ant (with Salaries)

Senior Developer (C#, ASP.NET MVC, JavaScript)
System C —Belfast
- Full-time
- Analysis skills
- Mentoring
Java Developer
Mifinity —Belfast
- Full-time
- Hybrid work
- Computer Science
- Master's degree
- Analysis skills
- Free parking
Quick apply
5d
Solutions Architect, Strategic Applications
Herbert Smith Freehills —Belfast
- Full-time
- Master's degree
- Presentation skills
- SharePoint
Lead Java Developer (VP)
Citi —Belfast
- Full-time
- Hybrid work
- Bachelor's degree
- No degree
- Mentoring
- Annual leave
- Employee assistance programme
Trade Business Developer
Wren —Newtownabbey
- £28,000 - £32,000 a year
- Customer service
- Business development
- Annual leave
- Employee discount
Quick apply
7d
Senior Full Stack Developer, AVP
Citi —Belfast
- Full-time
- Bachelor's degree
- No degree
- Mentoring
Sales Development Representative (SDR)
Cloudsmith —Belfast
- Hybrid work
- Travel
- Communication skills
- Annual leave
Lead QA Engineer (Bangor / All UK)
Trust Payments —Bangor
- Continuous improvement
- Mentoring
- Agile
kdb+ Engineer
Data Intellect —Belfast
- Full-time
- Hybrid work
- Mentoring
- Software development
- Communication skills
- Paid training
- Referral programme
Quick apply
Software Developer - Prime Services
Marex —Belfast
- Full-time
- Quality control
- Financial services
- AI
Quick apply
IT Solutions Developer
Fieldfisher —Belfast
- Full-time
- Software troubleshooting
- Databases
- Analysis skills
- Work from home
14d
Consultant - Junior Java Engineer - DE - TC - UKI - Belfast
EY —Belfast
- Computer Science
- Engineering
- Databases
- Employee discount
IT Operations Engineer
Cloudsmith —Belfast
- Google Suite
- Scripting
- In-person
- Annual leave
Designer, Web Presence & Brand
Cloudsmith —Belfast
- In-person
- Communication skills
- Annual leave
Staff Software Engineer (Provenance)
Cloudsmith —Belfast
- AWS
- Travel
- Mentoring
- Annual leave
Senior Software Engineer (Artifacts Engine)
Cloudsmith —Belfast
- Travel
- Mentoring
- Software development
- Annual leave
Brand Project Manager
Cloudsmith —Belfast
- Full-time
- In-person
- Communication skills
- Annual leave
4h
DevOps Engineer 2 (Intermediate)
Black Duck Software, Inc. —Belfast
- Computer Science
- DevOps
- Master's degree
Experienced Java Developers
Citi —Belfast
- Full-time
- Hybrid work
- Java
- Leadership
- Annual leave
- Employee assistance programme
Product Applications Engineer
Advanced Micro Devices, Inc —Belfast
- Computer Science
- Engineering
- Bachelor's degree

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Senior Developer (C#, ASP.NET MVC, JavaScript)

System C -
Belfast

Apply Now

Job details

Full-time

Qualifications

Technical troubleshooting
Waterfall
Mentoring junior staff
Technical support
Analysis skills
Software quality assurance
Back-end development
Mentoring
Scrum
GitHub
Front-end development
Unit testing
Android development
Software development or architecture experience
TypeScript
React Native

Full job description

Description

At System C, we create technology that connects care and improves outcomes across the NHS. Our CIS Oncology (ChemoCare) product plays a critical role in supporting chemotherapy treatment management nationwide, and we are continuing to invest in its safety, quality, and long-term evolution.

The Senior Developer role sits within the CIS Oncology product suite (ChemoCare), which supports the management of chemotherapy treatment across the NHS. ChemoCare is a market leading product in its field, with a forward looking programme of work to ensure it continues to provide safe, effective, and valued support to NHS customers.

This is a senior individual contributor role, intended for an experienced developer who enjoys hands on work. The role supports reliable delivery, good engineering practice, and ownership of more complex areas of the product.

What you will do:

Designing, developing, and maintaining software within the CIS Oncology (ChemoCare) product suite
Owning complex features or technical areas through design, implementation, and handover into testing and release
Making technical decisions and escalating risks or trade-offs where needed.
Contributing to the technical direction of the ChemoCare product suite, balancing near term delivery with longer term maintainability
Working closely with the QA team to support effective testing, defect resolution, and overall product quality
Ensuring code is clear, maintainable, and appropriately tested, in line with agreed development standards
Reviewing code written by others and providing practical, constructive feedback
Supporting and mentoring less experienced developers as part of normal team working
Providing 3rd line support (as part of a shared team responsibility) for the ChemoCare product, including investigation and resolution of complex defects where required

What you will bring

Strong professional experience with C# and ASP.NET MVC
Strong SQL Server experience
Experience in developing with for the web: JavaScript, HTML, CSS
Knowledge of principles of writing mobile apps and deployment on apple and android app stores
Experience using GitHub for source control and collaboration
Strong analytical and problem-solving skills both at a strategic and tactical level
Experience working with complex or long-lived codebases
Confidence contributing to technical design and making informed trade-offs
A pragmatic, calm approach when dealing with ambiguity or pressure
Clear communication, including explaining technical constraints to non-technical stakeholders
Significant commercial experience operating at senior developer level in both back-end and front-end areas

Nice to have

Experience with React Native or React, or equivalent frameworks
Experience in writing automated unit tests using NUNIT
Good understanding of waterfall, agile and scrum development methodologies, and their practical application.
Experience in .NET 10 and other latest technologies including AI integration
Experience in TypeScript

Why join System C?

You will work on software that genuinely matters, alongside people who value collaboration, ownership, and integrity. We support flexible working, encourage reflective practice, and value those who are comfortable navigating change while keeping quality and patient safety at the forefront.

Apply today and help us continue to deliver technology that supports better care across the NHS.

Apply Now

Refine Your Search

application developer jobs in ballyclare, ant

Senior Developer (C#, ASP.NET MVC, JavaScript)

Java Developer

Solutions Architect, Strategic Applications

Lead Java Developer (VP)

Trade Business Developer

Senior Full Stack Developer, AVP

Sales Development Representative (SDR)

Lead QA Engineer (Bangor / All UK)

kdb+ Engineer

Software Developer - Prime Services

IT Solutions Developer

Consultant - Junior Java Engineer - DE - TC - UKI - Belfast

IT Operations Engineer

Designer, Web Presence & Brand

Staff Software Engineer (Provenance)

Senior Software Engineer (Artifacts Engine)

Brand Project Manager

DevOps Engineer 2 (Intermediate)

Experienced Java Developers

Product Applications Engineer

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