Technical Senior SIPP Administrator HMRC Reporting & Transition Support (Contract)
Contract Details
Contract Length: 6 months
Rate: Competitive day rate (DOE)
Location: Fully Remote (UK-based required)
Overview
We are supporting a growing financial services organisation seeking an experienced Senior SIPP Administrator to provide specialist support during a key operational period.
This role combines hands‑on SIPP administration, HMRC reporting expertise, and knowledge transfer responsibilities, making it ideal for a technically strong contractor who can deliver immediate impact while supporting long‑term capability within the business.
Role Purpose
To deliver high‑quality end‑to‑end SIPP administration across a complex portfolio, while taking ownership of HMRC reporting obligations, technical oversight, and structured handover to the internal team.
Key Responsibilities
SIPP Administration & Case Management
- Oversee full lifecycle administration of SIPPs, from onboarding through to ongoing servicing
- Process contributions, transfers (in/out), crystallisations, and benefit payments
- Manage drawdown activity, including pension payroll calculations
- Take ownership of complex, non‑standard, and high‑value cases
- Ensure all activities are completed accurately, efficiently, and in line with FCA and HMRC requirements
HMRC Reporting & Tax Compliance
- Prepare and submit Event Reports, including benefit crystallisation and other reportable events
- Complete Accounting for Tax (AFT) returns, including calculation and reporting of scheme tax charges
- Manage and submit Relief at Source (RAS) claims within required timelines
- Complete and maintain Pension Scheme Returns (PSR)
- Monitor and report on lump sum allowances and post‑LTA regulatory requirements
- Support reporting requirements for overseas transfers (QROPS) where applicable
- Ensure all HMRC submissions are accurate, timely, and compliant with current legislation
Technical Oversight & Quality Assurance
- Act as a subject matter expert on SIPP regulation and pension tax rules
- Review and check work completed by team members to ensure accuracy and compliance
- Provide technical guidance on complex cases and regulatory interpretation
- Maintain up‑to‑date knowledge of pension legislation and HMRC changes
Client & Stakeholder Management
- Liaise with clients, advisers, and third parties to resolve queries efficiently
- Maintain high service standards and clear communication across stakeholders
- Support resolution of complex or escalated issues
Process Improvement
- Identify opportunities to improve operational efficiency and controls
- Assist in enhancing internal processes and documentation
- Support consistent delivery of high‑quality administration across the team
Knowledge Transfer & Transition Support (Key Focus)
- Train internal pensions team on SIPP processes, HMRC reporting, and best practices
- Document procedures, workflows, and technical requirements
- Support a structured handover of responsibilities to the permanent team
- Act as a subject matter expert during transition, ensuring continuity and confidence in ongoing administration
- Contribute to building a sustainable, scalable internal SIPP function
Candidate Profile
Essential
- 5+ years experience in SIPP administration (end‑to‑end lifecycle)
- Strong working knowledge of HMRC pension reporting (Event Reports, AFT, RAS, PSR)
- Proven experience handling complex pension cases independently
- Strong understanding of UK pension legislation and regulatory requirements
- High level of accuracy and attention to detail
- Ability to work autonomously in a remote environment
Desirable
- Experience supporting team training, mentoring, or transitions
- Exposure to scheme implementations or internalisation of pension services
- Professional qualifications (CII, PMI, or equivalent)
Why Apply?
- Immediate contract with a well‑regarded organisation
- Fully remote
- High‑impact role combining technical, operational, and strategic input
- Opportunity to shape and support a long‑term internal pensions capability
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