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Senior Administrator United Kingdom Jobs (Hybrid work)

22 Job Offers

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Senior CRM Administrator
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Senior CRM Administrator sought to lead Salesforce strategy and daily operations in London. This role requires ADM201 certification, extensive CRM system administration experience, and expertise in data integration, governance, and solutions architecture. You will drive system upgrades, user trai...
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United Kingdom , London
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52977.00 - 63815.00 GBP / Year
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University of the Arts London
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Sipp & Ssas Senior Administrator
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Join a leading financial services group as a **SIPP & SSAS Senior Administrator** in Edinburgh. Leverage your pensions administration expertise to manage daily tasks, new business applications, and compliance. Ideal candidates have strong Excel skills and experience with SIPP/SSAS or financial se...
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United Kingdom , Edinburgh
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36000.00 - 38000.00 GBP / Month
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360 Resourcing Solutions
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Senior Payroll Administrator
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Senior Payroll Administrator role in Luton, UK, offering hybrid working and competitive benefits. You will support a large monthly payroll, ensuring accurate data processing, compliance, and query resolution. Ideal for a detail-oriented professional with payroll experience, strong Excel skills, a...
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United Kingdom , Luton
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Not provided
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Impellam Group
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Senior Pensions Administrator
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Senior Pensions Administrator role in Sheffield, UK, offering up to £42,000. Join a stable organisation managing a Defined Benefit (DB) pension scheme. Key duties include manual DB calculations, member support, and team oversight. Benefits include hybrid working, 25 days holiday, and a generous p...
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United Kingdom , Sheffield
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40000.00 - 42000.00 GBP / Year
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Office Angels
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Senior Salesforce Administrator
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Senior Salesforce Administrator sought to lead CRM optimization, system integrations, and workflow automation in London or Madrid. Requires 6+ years’ experience with Sales Cloud, Flows, and data governance. Drive platform adoption across sales and marketing teams. Benefits include flexible holida...
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United Kingdom; Spain , London; Madrid
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Not provided
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Alter Domus
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Senior Salesforce Administrator
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Senior Salesforce Administrator sought by Arrow Global in Manchester to lead enterprise-level Salesforce configuration, security, and integrations. This role demands expertise in declarative tools, stakeholder management, and SDLC governance. You will partner with the Product Owner, drive enhance...
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United Kingdom , Manchester
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Not provided
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Arrow Global Group
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Senior Administrator
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Senior Administrator role in London offering a flexible hybrid working model. We seek a methodical, detail-oriented professional with strong diary management and administration experience. You will manage complex schedules, inboxes, and meeting coordination for Directors. Join a supportive enviro...
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United Kingdom , London
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15.50 GBP / Hour
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Office Angels
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Senior Administrator - Legal
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Senior Administrator - Legal role in Nottingham (hybrid) seeks experienced legal or professional services professionals. Advanced Microsoft Office skills and document management system experience are essential, with Real Estate background desirable. You will support fee earners with Land Registry...
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United Kingdom , Nottingham
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30000.00 - 33000.00 GBP / Year
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Office Angels
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Senior HR Administrator
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Join the UK’s largest conveyancing group as a Senior HR Administrator in Leicester. Supervise a People Services team, manage HR administration, and support payroll projects. Ideal for experienced HR generalists ready to step into leadership. Enjoy hybrid work options and a referral bonus.
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United Kingdom , Leicester
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29000.00 GBP / Year
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360 Resourcing Solutions
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Sipp & Ssas Senior Administrator
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Join a leading financial services group as a **SIPP & SSAS Senior Administrator** in Edinburgh. You’ll manage daily pension administration, new business applications, and compliance tasks, leveraging strong Excel and systems skills. Ideal candidates have pensions or financial services experience,...
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United Kingdom , Edinburgh
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36000.00 - 38000.00 GBP / Month
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360 Resourcing Solutions
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Senior IFA Administrator
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Senior IFA Administrator sought by a reputable Warwick financial planning firm. This key role supports Financial Planners and the Office Manager, ensuring compliant, high-quality client service. Ideal candidates have IFA experience, knowledge of financial products, and proficiency in FE Analytics...
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United Kingdom , Warwick
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Salary
32000.00 - 35000.00 GBP / Year
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IDEX Consulting Ltd
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Senior Administrator
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Join Rapport's Facilities Management team in London as a Senior Administrator. You'll coordinate retail store projects, manage asset verification, and ensure operational excellence using advanced Excel skills. This role requires exceptional organisation, proactive accountability, and strong stake...
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United Kingdom , London
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Not provided
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14forty
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Payroll Senior Administrator
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Seeking an experienced Payroll Senior Administrator for a hybrid role in Northwich. Process end-to-end payrolls using Sage 50/BrightPay, ensuring compliance with legislation. Enjoy a supportive team, generous benefits, and flexible full/part-time hours in this progressive firm.
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United Kingdom , Northwich
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30000.00 - 33000.00 GBP / Year
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Butler Rose
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Senior Administrator
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United Kingdom , Birmingham
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13.81 GBP / Hour
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Office Angels
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Senior Administrator - SIPP and SSAS
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Join our Edinburgh team as a Senior SIPP & SSAS Administrator. You will manage daily pension administration, ensure regulatory compliance, and handle key tasks like reconciliations and client correspondence. Ideal candidates have strong pensions experience and proficiency in systems like Delta Pl...
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United Kingdom , Edinburgh
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Not provided
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360 Resourcing Solutions
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Senior DevOps Systems Administrator
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Join a forward-thinking telecoms leader in Guildford as a Senior DevOps Administrator. You'll design scalable AWS/private cloud infrastructure, automate with Terraform/Ansible, and manage CI/CD & Kubernetes. Requires 5+ years' AWS, Linux, and scripting expertise. Enjoy great benefits, career grow...
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United Kingdom , Guildford
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55000.00 - 65000.00 GBP / Year
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Office Angels
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Senior Pensions Administrator
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Join a leading pensions consultancy in Reading as a Senior Pensions Administrator. This role requires strong Defined Benefit (DB) expertise, complex manual calculations, and mentoring junior colleagues. You will deliver first-class service within a supportive, quality-driven team. The position of...
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United Kingdom , Reading
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38000.00 - 40000.00 GBP / Year
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Social Value Portal Ltd
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Senior M&A Administrator
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Join our growing M&A Team as a Senior Administrator in Staffordshire. You will oversee integration projects, liaise with third parties, and manage team logistics. We seek a proactive, highly organised professional with outstanding communication skills. Enjoy benefits like a holiday purchase schem...
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United Kingdom , Staffordshire
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Not provided
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Perspective Financial Group Ltd
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Senior Client Administrator
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United Kingdom , Manchester
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30000.00 - 35000.00 GBP / Year
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Platinum Recruitment Group Ltd
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Senior Payroll Administrator
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Join a leading company as a Senior Payroll Administrator in Luton. This hybrid role (3 days office/2 home) involves end-to-end processing of high-volume weekly & monthly payrolls. We seek an expert with iTrent experience, strong legislative knowledge, and meticulous attention to detail. Initial 6...
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United Kingdom , Luton
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Salary
35000.00 GBP / Year
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T2M Resourcing
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Until further notice
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About the Senior Administrator role

Senior Administrator jobs represent a critical tier of professional management and technical oversight within an organization. These roles are designed for experienced individuals who move beyond foundational tasks to assume responsibility for complex systems, strategic processes, and often, the mentorship of junior staff. A Senior Administrator acts as a cornerstone of operational stability, ensuring that the specific domain they oversee—whether technological, financial, or operational—functions securely, efficiently, and in alignment with broader business objectives.

The core of the profession involves a blend of deep technical or procedural expertise and advanced organizational leadership. Common responsibilities across various specializations include designing, implementing, and maintaining critical systems or processes; performing high-level troubleshooting and problem-solving for complex issues; and ensuring compliance with industry regulations and security protocols. Senior Administrators are typically tasked with ongoing optimization, conducting regular reviews and updates to enhance performance and reliability. They also play a key role in planning for future needs, managing upgrades, and contributing to strategic projects. Documentation, policy creation, and knowledge sharing are fundamental aspects of the role, as is providing training and guidance to other team members.

The skill set required for Senior Administrator jobs is both broad and deep. Employers universally seek candidates with several years of proven experience in their specific field, demonstrating a progression from junior to expert-level understanding. Technical proficiency with relevant platforms, software, or industry-specific tools is mandatory. Equally important are strong analytical and problem-solving abilities to diagnose and resolve intricate challenges. Senior roles demand excellent communication skills for liaising with stakeholders, vendors, and team members, and often require the ability to translate technical details into business impacts. Leadership qualities, such as project management, team mentorship, and a proactive approach to process improvement, are common differentiators. A keen attention to detail, a commitment to maintaining confidentiality and security, and the ability to work under pressure to meet deadlines are standard expectations across all senior administration jobs.

Ultimately, professionals in these positions are the trusted experts who ensure vital organizational infrastructure—be it IT networks, employee benefits schemes, or enterprise software environments—remains robust and responsive. They bridge the gap between high-level strategy and daily execution, making them indispensable assets in any sector. For those seeking a career marked by responsibility, expertise, and impact, exploring Senior Administrator jobs offers a pathway to a pivotal and respected professional role.