Senior Payroll Operations Specialist

Who You Are

As a Senior Payroll Operations Specialist – UK & Ireland on the International team, you will be responsible for ensuring the accuracy, timeliness, and compliance of payroll for employees across both countries. You will work across the organization to research, troubleshoot, and resolve a variety of payroll-related inquiries, ensuring that all payroll matters—ranging from calculations to tax submissions and statutory filings—are handled with precision.

In this role, you will play a key part in maintaining seamless payroll operations by proactively identifying discrepancies, reconciling payroll data, and ensuring compliance with UK and Irish legislation. You are highly detail-oriented, with a strong ability to analyze payroll data, resolve issues efficiently, and uphold the highest standards of accuracy.

You excel at working independently and thrive in environments where you can build processes from the ground up. With a strong ability to design and implement payroll workflows, you will ensure efficiency and accuracy in payroll execution. Your expertise will be critical in ensuring payroll runs smoothly, resolving any complications as they arise, and continuously optimizing operational processes to maintain excellence in UK and Irish payroll execution.

Your Success Profile

What You Will Work On

What You Will Work On

• Execute day-to-day operations for Justworks' UK and Ireland payroll systems, including processing and reviewing payroll, handling corrections, and ensuring compliance with HMRC and Revenue regulations.
• Monitor payroll payments, triage, and resolve incoming payroll-related issues efficiently.
• Perform payroll reconciliation, ensuring accuracy in statutory deductions, tax payments, and reporting while identifying and resolving discrepancies.
• Maintain a comprehensive understanding of UK and Irish payroll tax laws, staying up to date on legislative changes and applying this knowledge to support complex payroll decisions.
• Implement and refine payroll workflows to support evolving UK and Ireland operations, ensuring efficiency and compliance with regulatory requirements.
• Identify and address areas of inefficiency in payroll execution, leveraging process improvements and system enhancements to optimize operations.
• Act as a payroll subject matter expert, providing guidance and support to internal teams such as Customer Success and Finance.
• Maintain internal payroll operations resources, policies, and procedures, ensuring accuracy and relevance in the UK and Ireland context.
• Manage statutory tasks including processing tax codes, National Insurance and PRSI contributions, P45/P60 forms, and BIK (Benefits in Kind).
• Support year-end reconciliation and reporting processes, ensuring timely and accurate submission of documents such as P11D (UK) and year-end statements (Ireland).
• Partner with the Audit and Accounting teams to continuously improve payroll controls and compliance measures.

How You Will Do Your Work

As a Senior Payroll Operations Specialist – UK & Ireland, how results are achieved is paramount for your success and ultimately result in our success as an organization. In this role, your foundational knowledge, skills, abilities and personal attributes are anchored in the following competencies:

• Detail-oriented – exercises extreme attention to detail; is thorough, accurate, organized, and productive and seeks to understand both the cause and effect of a situation.
• Adaptability – the ability to adjust your approach or actions in response to changes in your external environment.
• Good judgment – the exercise of critical thinking, analyzing and assessing problems and implications, identifying patterns, making connections of underlying issues, understanding risks and developing mitigation strategies, and taking ownership of the outcome.
• Clear communication – the ability to articulate thoughts and express ideas effectively using oral, written, visual and non-verbal communication skills, as well as listening skills to gain understanding.
• Systems thinking – the ability to look at overall systems holistically and understand how things work within the system through the exploration of inter-dependencies and inter-relationships (context and connections).

In addition, all Justworkers focus on aligning their behaviors to our core values known as COGIS. It stands for:

• Camaraderie - Day to day you can be seen working together toward a higher purpose. You like to have fun. You’re an active listener, treat people respectfully, and have a strong desire to know and help others.
• Openness - Your default is to be open. You're willing to share information, understand other perspectives, and consider new possibilities. You’re curious, ask open questions, and are receptive to thoughts and feedback from others.
• Grit - You demonstrate grit by having the courage to commit and persevere. You’re committed, earnest, and dive in to get the job done well with a positive attitude.
• Integrity - Simply put, do what you say and say what you'll do. You’re honest and forthright, have a strong moral compass, and strive to match your words with your actions while leading by example. 
• Simplicity - Be like Einstein: “Everything should be made as simple as possible, but no simpler.”

Qualifications

• Minimum of 5 years of experience in payroll, operations, or related fields, including at least 2 years of hands-on experience managing the full end-to-end payroll process for employees across the UK and/or Ireland. This includes payroll calculations, execution, tax reconciliation, and reporting, ensuring accuracy and compliance at every stage.
• Recognized payroll qualification such as CIPP (UK) or IPASS (Ireland) is a strong plus.
• Demonstrable working knowledge of UK PAYE, National Insurance, P11D/BIK, and statutory payments, as well as Irish PRSI, USC, and income tax requirements.
• Familiarity with basic business process management activities (process mapping, improvement, implementation, etc.)
• Aptitude for quickly learning new products and subject matter.
• Meticulous and detail-oriented; you pride yourself in finding mistakes or errors and putting measures in place to prevent these.
• Ability to remain flexible and pragmatic under pressure with an ability to thrive in a changing and complex environment.

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