Software Developer (.NET JavaScript Frameworks)

Onefile Ltd a Harris Computer company is seeking a Software Developer on a full-time permanent basis operating on a hybrid working model based in Manchester (2 days per week).

As a Software Developer you will design develop and maintain high-quality software solutions and Javascript frameworks. You will work closely with cross-functional teams including Product QA and UX to deliver reliable and scalable applications.

You will also leverage modern AI-assisted development tools to accelerate delivery improve code quality and reduce manual effort across the development lifecycle. This role requires a strong focus on clean code performance and continuous improvement with an openness to adopting new technologies and AI-driven workflows.

Key responsibilities:

• Develop and maintain applications (C#) and Angular

• Use AI-assisted tools (e.g. code generation automated testing) to enhance development efficiency

• Collaborate with Product and QA teams to deliver high quality features

• Participate in code reviews and follow best development practices

• Troubleshoot and resolve issues across environments

• Contribute to improving development processes automation pipelines and AI adoption within the team

Skills and Experience:

Essential

• Proven experience developing web applications (C#)and modern JavaScript frameworks (e.g. Angular). Min 2 years

• Strong understanding ofsoftware engineering principles including clean code performance optimisation and maintainability.

• Experience working inAgile development environmentsand collaborating with cross-functional teams (Product QA UX).

• Familiarity withRESTful APIs backend services and integration patterns.

• Experience withversion control systems(e.g. Git) and participating in code reviews.

• Ability totroubleshoot debug and resolve issuesacross multiple environments.

• Exposure toautomated testing practicesand quality-focused development.

• Strong problem-solving skills and ability todeliver features end-to-end.

• Clear communication skills with the ability to explain technical concepts to non-technical stakeholders.

• Openness to adoptingAI-assisted development toolsto improve productivity and code quality.

Desirable

• Experience working withAzure cloud services(e.g. App Services Functions Event-driven architectures).

• Experience withautomated testing frameworks(e.g. Playwright or similar).

• Familiarity withCI/CD pipelinesand modern deployment practices.

• Experience contributing toautomation initiativeswithin the SDLC.

• Understanding ofAI-assisted development workflows(e.g. code generation AI-supported debugging test generation).

• Exposure tomicroservices or event-driven architectures.

• Interest in continuous improvement anddriving efficiency through tooling and automation.

Why Join Onefile

Onefile is the leading learner management platform and pioneer of the first Eportfolio software. Onefiles platform streamlines workflows unlocks funding and enables education and training providers to achieve higher learner success rates at pace and at scale.

With award-winning software and outstanding service Onefile is trusted by 650 public and private organisations to support a wide range of qualification programmes including apprenticeships and has helped over 2.3M educators and learners achieve their goals.

We are a growing 12m ARR scale-up with ambitious plans to reach 25m ARR in the next 35 years.

Benefits

Harris offers an extremely competitive UK employee benefits programme.

• 25 days holiday

• 5 Personal Days leave entitlement

• An annual Lifestyle Reward amounting 325 per annum/pro rata.

• Private medical and dental care

• Employee Share Ownership Plan

Supporting your application

Our recruitment process will comprise of interviews and at times a written exercise an assessment day and/or a presentation. As an equal opportunities employer we want to make sure we do all we can to make this a positive experience for you. When applying please make us aware on your application of any adjustments or additional support we can provide you with before or on the day of an interview.