Senior Application Support Engineer

Job summary

The Senior Application Support Specialist leads and enables the Application Support team to deliver an exceptional level of service across the Business, ensuring the reliability and continuous improvement of critical applications. Responsibility is extended to include market operations, oversight of market announcements published via the DMO website, and oversight of the Service Desk.

Job description

Our Application Support team plays a vital role in ensuring the stability, performance, and continuous improvement of internal applications used across the organisation. The team provides second line support, resolves technical issues, and contributes to a variety of projects and system change initiatives. We also support content management for the DMO’s website and are committed to enhancing service delivery.

The IT Client Service desk is a small, dedicated group responsible for delivering responsive, customer‑focused support across the UK Debt Management Office. The team plays a key role in maintaining day‑to‑day IT service quality while continuously improving processes to enhance efficiency and user experience. Working collaboratively across the organisation, the team combines strong technical capability with excellent customer service skills to ensure staff receive timely, effective support in a fast‑paced business environment.

Team members are expected to be flexible, adaptable, and proactive, with a strong general interest in IT and a commitment to developing new skills. The support function operates on a shift basis between 06:30 and 18:30, Monday to Friday, occasionally, weekend work may be required to support planned changes or critical implementations.

Person specification

We are seeking a Senior Application Support engineer with proven leadership experience, a strong technical foundation, and a collaborative mindset. This role is suited to candidates with at least two years of experience in Application Support, combined with hands‑on VBA development capability. A genuine interest in financial markets is essential, as the role operates within a market‑driven environment. The position will place strong emphasis on managing and delivering a high‑quality service, ensuring operational excellence across the team.

Key responsibilities include:

Facilitating market operations, prioritizing support calls, and assisting the teams in delivering projects and improve processes. Provide KPI’s and assist in Incident and change records together with reviewing vendor contracts and policies and procedures and monitor and guide Service Desk operations.

• Facilitate Market operations and provide weekly escalations to the SDM while leading across the team, including supplying the SDM with updates and serving as an escalation point.
• Manage day to day team resource to provide adequate response for DMO application issues.
• The role oversees daily team resources to ensure timely resolution of DMO application issues and leads regular team and one-to-one meetings. It directs the analysis, troubleshooting, and workaround development for mission-critical applications and VB-enabled spreadsheets, working closely with DMO teams on incident resolution, root cause analysis, and system enhancements. The position also supports users through account and access management, maintains and improves support documentation, ensures smooth onboarding of new applications, promotes staff development and knowledge sharing, drives process automation and continuous improvement, and keeps DMO website content accurate and up to date.
• Provide effective support for BAU incidents and problem resolution as required, ensuring minimal disruption to business operations.
• Represent the team on projects and system change initiatives, contributing to the continuous improvement of our services and tools.
• Apply your experience working with Excel macros and confidently support financial trading systems to ensure smooth and reliable operations.
• Monitor and guide Service Desk operations.

Essential Skills

• Experience – Team Leadership (2 years): Evidence of effective IT leadership, incorporating robust governance, collaboration with stakeholders, team development, and oversight of service delivery.
• Experience Proven experience in 1st and 2nd line Application support Role.
• Technical: Having strong technical knowledge of at least one of the following: Treasury management trading systems, trade settlement systems (SWIFT, CREST), Microsoft Excel, SQL query writing. Market data applications (Bloomberg, Reuters), basic scripting knowledge (e.g. PowerShell). Experience of Application monitoring tools.
• Self-motivated, and able to prioritise, plan and deliver a high-quality service under pressure, identifying resource requirements, ensuring risks are monitored and managed and improving the service to reach professional excellence
• Excellent verbal and written communication skills, with a proven ability to communicate complex and technical information and ideas with conviction and clarity

Desirable Skills

• Technical: Microsoft Excel VBA -Application support role.
• Secure CMS website Publication Process
• Understanding of financial instruments (e.g. stocks, bonds, derivatives).
• Familiarity with Content Management Systems (CMS).

Behaviours

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

• Leadership
• Managing a Quality Service
• Communicating and Influencing
• Working Together

We only ask for evidence of these behaviours on your application form:

• Working Together

Technical skills

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

• Treasury management trading systems, trade settlement systems (SWIFT, CREST), Microsoft Excel, SQL query writing or market data applications (Bloomberg, Reuters), basic scripting knowledge (eg PowerShell). Experience of Application monitoring tools.

Benefits

Alongside your salary of £62,000, UK Debt Management Office contributes £17,961 towards you being a member of the Civil Service Defined Benefit Pension scheme. Find out what benefits a Civil Service Pension provides.

• Learning and development tailored to your role
• An environment with flexible working options
• A culture encouraging inclusion and diversity
• A Civil Service pension with an employer contribution of 28.97%

Things you need to know

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 (opens in a new window) for more information on appropriate and inappropriate use.

Selection process details

This vacancy is using Success Profiles (opens in a new window), and will assess your Behaviours, Experience and Technical skills.

Please submit a CV and supporting statement of no more then 750 words ensuring you cover the sifting criteria mentioned above

Supporting statement and CV

To apply, please submit a CV and supporting statement of no more than 750 words to demonstrating how you meet the requirement for this role set out above

It is essential when submitting your personal statement that you provide as much detail as possible, and utilise the full word count given, explaining your motivation for the role and against the essential criteria outlined above as this will be used in conjunction with your CV to assess candidate suitability to move to the next stage of the recruitment process. Incomplete applications will not be reviewed.

Feedback will only be provided if you attend an interview or assessment.

Security

Successful candidates must meet the security requirements before they can be appointed. The level of security needed is security check (opens in a new window).

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

Nationality requirements

This job is broadly open to the following groups:

• 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) (opens in a new window)
• 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

Further information on nationality requirements (opens in a new window)

Working for the Civil Service

The Civil Service Code (opens in a new window) sets out the standards of behaviour expected of civil servants.

We recruit by merit on the basis of fair and open competition, as outlined in the Civil Service Commission's recruitment principles (opens in a new window).The Civil Service embraces diversity and promotes equal opportunities. As such, we run a Disability Confident Scheme (DCS) for candidates with disabilities who meet the minimum selection criteria.

Diversity and Inclusion

The Civil Service is committed to attract, retain and invest in talent wherever it is found. To learn more please see theCivil Service People Plan (opens in a new window) and the Civil Service Diversity and Inclusion Strategy (opens in a new window).

Apply and further information

Once this job has closed, the job advert will no longer be available. You may want to save a copy for your records.

Contact point for applicants

Job contact :

• Name : Kamara Ferdinand
• Email : Recruitment@dmo.gov.uk

Attachments

Senior Application Support Engineer Opens in new window (pdf, 398kB)DMO Candidate pack 2026 Opens in new window (pdf, 1777kB)