Senior Software Developer

Details
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Reference number

463514

Salary

£49,452 \- £62,699
National £49,452 \- £58,519, London £52,397 \- £62,699

Please ensure that you read the Pay and Reward information for civil service and internal colleagues before applying.
A Civil Service Pension with an employer contribution of 28\.97%
GBP

Job grade

Grade 7
OFGEM Level 2b### Contract type

Permanent### Business area

Delivery \& Schemes### Type of role

Digital

Information Technology

Other### Working pattern

Flexible working, Full\-time, Job share### Number of jobs available

1
Contents
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• Location


• About the job


• Benefits


• Things you need to know


• Apply and further information

Successful candidates may be based in any of our office locations – Cardiff, Glasgow or London. We especially welcome applicants from Cardiff and Glasgow.About the job
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Job summary

Technology plays a vital role in supporting the schemes that are helping drive the UK’s transition to greener energy, and at Ofgem, we’re seeking a Senior Software Developer to help build and evolve the applications that underpin this work.

Ofgem is Great Britain’s independent energy regulator. We’re at the forefront of change across the sector, driving toward Net Zero whilst protecting consumers, especially vulnerable people.

We’re offering a permanent opportunity within our Digital Development team where you’ll play a vital role in the development and upkeep of digital services that support major green energy and social schemes operating across the energy sector.

You’ll have the chance to work on meaningful digital products that directly support renewable energy and wider consumer\-focused initiatives, helping shape how applications are developed, improved and maintained across the division.

Alongside mentoring junior colleagues, you’ll work with a range of talented developers, technical leads and multidisciplinary colleagues within our supportive and highly collaborative environment.

You’ll bring significant experience developing data\-driven web applications using Microsoft technologies, including C\#, Entity Framework Core, SQL Server and Microsoft Azure. Alongside strong cloud and microservices knowledge, you’ll have experience applying modern software design principles, supporting scalable application development and contributing to high\-quality engineering practices. Strong communication skills and the ability to support and guide others within a collaborative team environment will also be essential.

In return, you’ll have the opportunity to contribute to digital services that support major renewable energy and social schemes across the UK, applying your expertise to work that is both meaningful and technically engaging. You’ll join a forward\-looking environment where innovation, collaboration and development are actively encouraged.

We have a critical purpose to ensure the systems and digital services supporting renewable energy and social schemes remain effective, secure and fit for the future. Join us and help build the applications that support that mission.

Read on and find out more.### Job description

Key Responsibilities

• Develop, maintain, and support key Ofgem scheme applications.


• Create and maintain technical documentation for business applications.


• Support the Technical Lead in technical decisions and team leadership.


• Mentor junior colleagues to foster their professional development.


• Manage workloads and prioritize tasks as Work Manager when needed.


• Suggest and implement improvements to the development process.


• Collaborate with cross\-functional teams to deliver user\-centric solutions.


• Ensure adherence to Government Digital Service (GDS) standards.

• Ensuring that products developed internally and externally are technically and functionally suitable for Ofgem.


• Develop high quality, secure software as part of a team.


• Contribute to, and advancing ideas for continuous improvement.


• Champion best practices in Software Development.

Person specification

Essential Criteria

• Significant demonstrable knowledge and experience in developing data\-driven web applications using Microsoft technologies, including proficiency in C\# for creating robust and scalable web applications, expertise in using Entity Framework Core for efficient data access and manipulation, strong experience in designing, querying, and managing databases with SQL Server, and proficiency in deploying, managing, and scaling applications on Microsoft Azure. (Lead Criteria)


• Excellent communication and interpersonal skills, with the ability to effectively communicate with team members, stakeholders, and clients. Comfortable deputizing for the Technical Lead when required, with the ability to step into a leadership role, manage teams, and ensure project delivery in the absence of the Technical Lead. (Lead Criteria)


• Knowledge and experience in applying common design patterns to solve software design problems, proficiency in writing and executing unit tests to ensure code quality and reliability, and a strong understanding and application of SOLID principles to create maintainable and scalable software.


• Demonstrable experience with cloud technologies, including designing, developing, and deploying microservices\-based architectures, proficiency in using containerization technologies such as Docker and Kubernetes, and broad knowledge of cloud services and platforms with a focus on scalability, security, and performance.


• Ability to guide, mentor, and support junior team members in their professional development, fostering a collaborative and growth\-oriented environment within the team.

Behaviours

We'll assess you against these behaviours during the selection process:

• Making Effective Decisions


• Changing and Improving


• Developing Self and Others

Technical skills

We'll assess you against these technical skills during the selection process:

• You will be asked to conduct a technical test during your interview. Details of the test will be provided at the start of your interview.

Alongside your salary of £49,452, OFGEM contributes £14,326 towards you being a member of the Civil Service Defined Benefit Pension scheme. Find out what benefits a Civil Service Pension provides.
Ofgem can offer you a comprehensive and competitive benefits package which includes; 30 days annual leave after 2 years; Excellent training and development opportunities; The opportunity to join the generous Civil Service pension which also includes a valuable range of benefits; hybrid working (currently 1 day a week in the office but this is kept under review), flexible working hours and family friendly policies. Plus lots of other benefits including clean and bright offices based centrally, engaged networks and teams and an opportunity to contribute to our ambitious and important targets of establishing a Net Zero energy system by 2050\. This exciting blend of professional challenge and personal reward identifies career opportunities at Ofgem as something to get excited about.Things you need to know
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Artificial intelligence

Artificial intelligence can be a useful tool to support your application, however, all examples and statements provided must be truthful, factually accurate and taken directly from your own experience. Where plagiarism has been identified (presenting the ideas and experiences of others, or generated by artificial intelligence, as your own) applications may be withdrawn and internal candidates may be subject to disciplinary action. Please see our candidate guidance for more information on appropriate and inappropriate use.### Selection process details

This vacancy is using Success Profiles , and will assess your Behaviours, Experience and Technical skills.
When you press the ‘Apply now’ button, you will be asked to complete personal details (not seen by the sift panel), your career history and qualifications.

You will then be asked to provide a 1250 word ‘personal statement’ evidencing how you meet the essential skills and capabilities listed in the role profile. Please ensure you demonstrate clearly, within your supporting statement, how you meet each of the criteria listed in the role profile.

*The personal information we have collected from you will be shared with Cifas who will use it to prevent fraud, other unlawful or dishonest conduct, malpractice, and other seriously improper conduct. If any of these are detected, you could be refused certain services or employment. Your personal information will also be used to verify your identity. Further details of how your information will be used by us and Cifas, and your data protection rights, can be found by* *\[https://www.cifas.org.uk/fpn].*

*At Ofgem, we expect our staff to carry out their roles with honesty, fairness and openness. They should follow the Civil Service code and be free from any influence or bias. We are committed to making sure interests are recognised, declared and managed appropriately so that we can fulfil our duties as an energy regulator. Our* *Conflicts of Interest policy* *outlines the types of interests Ofgem staff must declare before onboarding, and the rules they must follow throughout employment so that we can clearly demonstrate that our decisions are not influenced by private interests.*

*Please note, this role is being recruited to in Ofgem. During 2027, it is expected that this role* *will* *move department as part of the Warm Homes Plan. The home department or organisation will be confirmed during 2026\. The move between departments will be managed in line with the relevant staff transfer regulations.*

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