Information Technology Developer - Watford at Corona Energy

Position Information Technology Developer - Watford
Posted 21 Jul 2026
Expired 20 Aug 2026
Company Corona Energy
Location Watford | GB
Job Type Full Time

Job Description:

Latest job information from Corona Energy for the position of Information Technology Developer - Watford. If the Information Technology Developer - Watford vacancy in Watford matches your qualifications, please submit your latest application or CV directly through the updated Jobkos job portal.

Please note that applying for a job may not always be easy, as new candidates must meet certain qualifications and requirements set by the company. We hope the career opportunity at Corona Energy for the position of Information Technology Developer - Watford below matches your qualifications.

Information Technology Developer

IT Developer

Location: Watford (Hybrid 3 days office based and 2 days working from home)

Salary: Competitive + Benefits

Closing date: 31st July 2026

About Us

At Corona Energy, we are proud to be one of the UK's leading independent energy suppliers, with over 30 years of experience supporting businesses across the UK. Today, we supply approximately 14% of the industrial and commercial gas market, serving around 13,000 gas and electricity customers.

Our success is built on our people. We believe that when our employees thrive, our business thrives. That's why we've created a culture that encourages collaboration, rewards innovation, and supports continuous development. We are passionate about delivering exceptional customer service while investing in the growth and wellbeing of our teams.

About the Role:

We are looking for an IT Developer to become a key technical leader within our growing team. In this role you will have ownership of one of our most business-critical systemsmyCorona, our customer portaland play a central role in developing the next generation of internal applications, automation solutions, and AI-enabled technologies.

This position combines two exciting workstreams:

Customer-Facing Development

You will take ownership of our customer portal ecosystem, driving enhancements, maintaining integrations, and ensuring an exceptional customer experience.

Innovation & Transformation

You will help build new applications and business capabilities across the Microsoft technology stack, while exploring and implementing emerging technologies including Microsoft Power

Platform, Copilot Studio, Azure AI Services and Foundry.

Working closely with key members of the team you will help shape not only what we build, but how we build it.

This role offers genuine ownership, technical influence, and the opportunity to leave a lasting mark on a technology function that's actively modernising and embracing AI-enabled solutions.

Key responsibilities include:

Develop, Enhance & Maintain Critical Platforms

  • Take primary ownership of the myCorona customer portal.
  • Design, build and maintain high-quality applications using C# and .NET.
  • Develop scalable RESTful APIs and backend services.
  • Enhance and support integrations with core business systems including Dynamics 365 and SQL Server environments.
  • Deliver secure, reliable, and maintainable solutions.

Drive Technical Excellence

  • Translate business requirements into elegant technical solutions.
  • Design systems with scalability, resilience, and long-term maintainability in mind.
  • Write clean, efficient, well-documented code.
  • Conduct and participate in code reviews.
  • Champion modern development best practices and coding standards.
  • Develop comprehensive automated testing solutions to ensure software quality.

Support Modernisation & Innovation

  • Contribute to the transformation of legacy applications and integrations.
  • Help shape Corona's future technology landscape.
  • Build internal tools using Microsoft Power Platform technologies.
  • Explore AI-enabled solutions that improve business processes and customer experiences.
  • Bring innovative ideas and recommendations to the wider IT team.

Collaborate & Influence

  • Work closely with analysts, data specialists, project teams, and business stakeholders.
  • Provide technical guidance and expertise across projects.
  • Act as a senior technical voice within the development function.
  • Support architectural discussions and technical decision-making.

Business-As-Usual Support

  • Provide second-line application support alongside our Managed Service Provider.
  • Investigate and resolve complex application and integration issues.
  • Monitor portal, API, and data pipeline performance.
  • Support ongoing operational stability and continuous improvement.

Skills and experience required:

  • 5+ years' professional software development experience.
  • Strong hands-on experience developing with C# and .NET Framework.
  • Proven experience building RESTful APIs and service-based architectures using ASP.NET.
  • Experience working with Microsoft SQL Server, including query optimisation, schema design and stored procedures.
  • Experience developing and deploying solutions within Microsoft Azure environments.
  • Comfortable working across both modern and legacy application estates.
  • Strong GitHub and source control experience, including pull requests and code reviews.
  • Experience working within Agile delivery environments using Jira and Confluence.
  • Solid understanding of software development lifecycle best practices.
  • Ability to take ownership from concept through to delivery
  • Excellent communication and stakeholder management skills
  • A collaborative mindset and passion for building great software.

Desirable Experience

  • Dynamics 365 integrations.
  • Entity Framework Core.
  • CI/CD pipelines and Azure DevOps.
  • Oracle database environments.
  • SFTP integrations and file processing.
  • Energy, utilities, or B2B industry experience.

What you will receive in return:

  • Competitive salary and benefits package
  • Career progression opportunities
  • Annual profit share bonus
  • Contribution pension scheme
  • Private medical insurance
  • Bupa dental
  • Life insurance & income protection
  • Extra day off on your birthday
  • Enhanced annual leave options
  • Free parking
  • Fresh fruit, snacks, and breakfast daily
  • Access to a personal online learning platform
  • Stunning new office with a welcoming, community-focused environment
  • Incredible company parties and social events

At Corona Energy, we believe that diversity and inclusion are essential to driving innovation and discovery. We are committed to creating a workplace where everyone feels valued, respected, and empowered to succeed, regardless of their background, identity, or personal circumstances. We actively encourage applications from individuals of all genders, ethnicities, abilities, and experiences.

As a Disability Confident Employer, we ensure that everyone can apply and be part of our recruitment processes and we will make reasonable adjustments if you need them. For this or any other assistance you need with applying please email contact the recruitment team.

Job Info:

  • Company: Corona Energy
  • Position: Information Technology Developer - Watford
  • Work Location: Watford
  • Country: GB

How to Submit an Application:

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