Senior Developer

Successful candidates will join one of two specialist teams within CEPO:

Enterprise Integration Services (EIS) – EIS ensures seamless connectivity and data flow across HMRC’s systems. Acting as a consumer of ECS, they play a critical role in driving integration standards and enabling interoperability across platforms.

Contact Engagement Platform (CEP) – Build and run the core platforms that underpin HMRC’s customer facing digital services. Further, CEP sets engineering standards and drives platform excellence across HMRC, ensuring consistency, resilience, and innovation in every solution we deliver.

As a Senior Developer at HMRC, you will provide strategic technical leadership across multiple delivery teams, ensuring the development of high-quality, secure, and scalable digital services. You will also need to be hands on, leading by example and delivering high quality code to production systems.

You will set the technical direction, influence architectural decisions, and mentor senior developers to build capability within the organisation. This role requires strong leadership, deep technical expertise, and the ability to communicate complex concepts to both technical and non-technical stakeholders., * Provide technical leadership and direction across multiple delivery teams to design and develop complex technical systems and services.

• Define and champion best practice in coding standards and architectural principles.
• Collaborate with senior stakeholders to align technical solutions with wider business objectives.
• Mentor and coach senior and mid-level developers to build organisational capability.
• Ensure systems are robust, scalable, and securely designed in line with compliance and governance frameworks, meeting performance and accessibility standards.
• Drive innovation by evaluating and adopting appropriate emerging technologies.
• Represent HMRC in technical communities and contribute to cross-government initiatives., It is often said that the customer’s needs should come first. To what extent do you agree or disagree with this statement?”

There is no expectation or requirement for you to prepare for the strengths-based questions in advance of the interview, though you may find it helpful to spend some time reflecting on what you enjoy doing and what you do well.

Interviews will take place via video link. Sift and interview dates to be confirmed.

Eligibility

Please take extra care to tick the correct boxes in the eligibility sections of your application form. Mistakes sometimes happen but if you contact us later than two working days (Monday-Friday) before the vacancy closes, we may not be able to reopen your application for you. If you do make a mistake with your eligibility form, or have withdrawn yourself in error and need your application reinstated whilst the campaign is still live, please contact us via: unitybusinessservicesrecruitmentresults@hmrc.gov.uk – Use the subject line to insert appropriate wording for example – ‘Please re-open my application – [insert vacancy ref] & vacancy closing date [insert date]’.

To check that you are eligible to apply for this role, please review the eligibility information before submitting your application.

Exceptionally, candidates who are not successful at this grade may be considered for appointment to similar roles at a lower grade where the eligibility criteria are met. If this applies, we will contact you directly.

Sponsorship

We have assessed this role against both Home Office and HMRC criteria and we are unable to offer sponsorship for a Skilled Worker Visa. This means the vacancy is not open to applicants who require visa sponsorship., If you have an HMRC online account already, sign straight in using your ID and password. If not, you can prove your identity by answering some questions or providing your photo ID.

You’ll then be able to access the app quickly and easily by signing in using a 6-digit PIN, your fingerprint, or facial recognition.

You can find guidance for technical issues on GOV.UK: Technical support with HMRC online services.

Reserve List

A reserve list may be held for up to 12 months from which further appointments may be made for the same or similar roles – if this applies to you, we’ll let you know via your Civil Service Jobs account.

Merit List

After interview, a single merit list will be created, and you will only be considered for posts in locations you have expressed a preference for. Appointments will be made in strict merit order in line with the set number of roles in each location.

Criminal Record Check

Applications received from candidates with a criminal record are considered fairly in accordance with the DBS Code of Practice and the Recruitment of ex-offenders Policy.

Hybrid working at HMRC

HMRC is an office-based organisation, and colleagues are expected to spend 60% of their working time in the office. Our offices provide opportunity for interaction, collaboration which aids learning and development and a sense of community. Where the role allows it, and where the home environment is suitable, colleagues can work from home for up to 2 days a week, averaged over a calendar month (or a proportionate amount of time for colleagues who work less than full time).

Reasonable Adjustments

We want to make sure no one is put at a disadvantage during our recruitment process. To assist you with this, we will reduce or remove any barriers where possible and provide additional support where appropriate., HMRC has a presence in every region of the UK. For more information on where you might be working, review this information on our locations.

The Civil Service values honesty and integrity and expects all candidates to abide by these principles. The evidence you provide in your application must relate to your own experiences.

Any instances of plagiarism or other forms of cheating will be investigated and, if proven, the relevant application(s) will be withdrawn from the process.

Recording of interviews is prohibited unless explicit agreement is sought in line with the UK General Data Protection Regulations.

Questions relating to an individual application must be emailed as detailed later in this advert.

Applicants who are successful at interview will be, as part of pre-employment screening, subject to a check on the Internal Fraud Database (IFD). This check will provide information about employees who have been dismissed for fraud or dishonesty offences. This check also applies to employees who resign or otherwise leave before being dismissed for fraud or dishonesty had their employment continued. Any applicant’s details held on the IFD will be refused employment.

A candidate is not eligible to apply for a role within the Civil Service if the application is made within a 5 year period following a dismissal for carrying out internal fraud against government.

New entrants will join on the minimum of the pay band.

Please note that, if you are applying for roles on a part-time basis, the salary agreed will be pro-rata, reflective of the working hours agreed within your contract.

If you experience accessibility problems with any attachments on this advert, please contact the email address in the ‘Contact point for applicants’ section.

For more Information for people applying for, or thinking of applying for, roles at HM Revenue and Customs, please see link: Working for HMRC: information for applicants - GOV.UK. Feedback will only be provided if you attend an interview or assessment.

Security

Successful candidates must undergo a criminal record check. Successful candidates must meet the security requirements before they can be appointed. The level of security needed is security check .

See our vetting charter . People working with government assets must complete baseline personnel security standard (opens in new window) checks., * UK nationals

• nationals of the Republic of Ireland
• nationals of Commonwealth countries who have the right to work in the UK
• nationals of the EU, Switzerland, Norway, Iceland or Liechtenstein and family members of those nationalities with settled or pre-settled status under the European Union Settlement Scheme (EUSS)
• nationals of the EU, Switzerland, Norway, Iceland or Liechtenstein and family members of those nationalities who have made a valid application for settled or pre-settled status under the European Union Settlement Scheme (EUSS)
• individuals with limited leave to remain or indefinite leave to remain who were eligible to apply for EUSS on or before 31 December 2020
• Turkish nationals, and certain family members of Turkish nationals, who have accrued the right to work in the Civil Service

We’re looking for a strategic thinker with strong leadership skills and deep technical expertise. You should be able to influence at senior levels, communicate effectively, and foster a culture of collaboration and continuous improvement., You must demonstrate:

• Proven experience leading software development teams and setting technical direction.
• Substantial hands-on expertise with modern programming languages and frameworks (Scala, Java, or similar).
• A thorough understanding of Agile and DevOps practices, including CI/CD pipelines.
• Experience designing and delivering securely designed, scalable, and high-performing digital services.
• Excellent communication skills, with the ability to explain complex technical concepts to a wide variety of audiences.
• Experience mentoring and developing technical talent within teams., Customer facing roles in HMRC require the ability to converse at ease with members of the public and provide advice in accurate spoken English and/or Welsh where required. Where this is an essential requirement, this will be tested as part of the selection process.

Pulled from the full job description

• Company pension
• Work from home, Alongside your salary of £45,544, HM Revenue and Customs contributes £13,194 towards you being a member of the Civil Service Defined Benefit Pension scheme. Find out what benefits a Civil Service Pension provides .

HMRC operates both Flexible and Hybrid Working policies, allowing you to balance your work and personal commitments. We welcome applications from those who need to work a more flexible arrangement and will agree to requests where possible, considering our operational and customer service needs.

We offer a generous leave allowance, starting at 25 days and increasing by a day for every year of qualifying service up to a maximum of 30 days.

• Pension - We make contributions to our colleagues’ Alpha pension equal to at least 28.97% of their salary.
• Family friendly policies.
• Personal support.
• Coaching and development.

Discover a career in your hands at HMRC. Whether you’re seeking purpose, growth, or a workplace that gives you a true sense of belonging, hear from some of our employees as they share their story about what it’s really like to work at HMRC.

Visit our YouTube channel to watch the full series and come and discover your potential.

Shape the Future of HMRC’s Technology Platforms

About HMRC:

Almost every individual and business in the UK is a direct customer of HMRC, as we collect the money that pays for the UK’s public services and gives people who need it vital financial support. Over recent and coming years, our work never has been, nor will be, more critical as we rebuild and secure our nation’s future. With these demands in mind, and as one of the largest and most digitally focussed organisations in the UK, sits the Chief Engineering and Platform Office.

About CEPO:

The Chief Engineering and Platform Office (CEPO) is leading HMRC’s technology transformation - simplifying systems, modernising IT delivery, and creating a future-ready digital landscape. Our mission is to reduce complexity by consolidating applications and adopting scalable, service-based solutions from trusted commercial partners.

As the strategic authority for platform provision, CEPO ensures HMRC’s business groups, products, and services are supported by robust, secure, and innovative infrastructure. We set the direction, lead governance, and guarantee that every live service meets the highest standards - enabling efficient, reliable, and user-focused digital experiences for millions of customers., Appointment to the Civil Service is governed by the Civil Service Commission’s Recruitment Principles. You have the right to complain if you feel there has been a breach of the Recruitment Principles. In the first instance, you should raise the matter directly via ubsrecruitmentcomplaints@hmrc.gov.uk. Please note that we do not accept complaints or appeals regarding scoring of outcomes of campaigns, unless candidates can provide clear evidence that the campaign did not follow the Recruitment Principles. If you are not satisfied with the response, you may bring your complaint to the Commission. For further information on bringing a complaint to the Civil Service Commission please visit their website.