Lead Site Reliability Engineer

Ceridian HCM, Inc; Remote; GBP 70,000 - 90,000; Full time

Job summary

A global technology company is seeking a Principal Site Reliability Engineer to enhance the reliability of Dayforce's cloud ecosystem. This role involves leading complex incidents, building robust internal tools, and working during North American hours initially before shifting to UK hours. Candidates should have experience with distributed systems, incident management, and cloud platforms, preferably Azure. This is a remote position that encourages professional growth while promoting a unique culture emphasizing diversity and well-being.

Benefits

Comprehensive wellness initiatives

Excellent time away from work programs

Recognition through competitive pay and benefits

Qualifications

• Proven ability to lead a group of technical engineers.
• Experience with highly distributed systems.
• Strong skills in incident management.

Responsibilities

• Build and maintain a suite of internal tools for reliability.
• Lead complex incidents and ensure robust remediation actions.
• Oversee development teams for reliable feature building.

Skills

Leadership of technical projects

Operating distributed systems

Incident Management

Performance optimization

Cloud Platforms (Azure Preferred)

APM and Observability platforms

C# or Java programming

Python or PowerShell scripting

Database engines and querying

Communication and collaboration

Requirement gathering

Stress management

Containerization and Kubernetes

Terraform and IaC

Job description

Posted Thursday, January 8, 2026 at 12:00 AM | Expires Saturday, February 28, 2026 at 11:59 PM

Dayforce is a global human capital management (HCM) company headquartered in Toronto, Ontario, and Minneapolis, Minnesota, with operations across North America, Europe, Middle East, Africa (EMEA), and the Asia Pacific Japan (APJ) region.

Our award-winning Cloud HCM platform offers a unified solution database and continuous calculation engine, driving efficiency, productivity and compliance for the global workforce.

Our brand promise - Makes Work Life Better TM - Reflects our commitment to employees, customers, partners and communities globally.

Location:

Location: For this role, we are open to remote work and can hire anywhere in Great Britain.

About the Opportunity

About the Opportunity

Principal Site Reliability Engineers value reliability above all else. Every solution is methodically engineered to ensure maximum availability and reliability. Principal SREs lead the most complex investigations and build out the most robust and fault tolerant solutions.

Join the pioneering Site Reliability Engineering team at Dayforce, where we lead the charge in ensuring our state-of-the-art products set new benchmarks in scalability, availability, and reliability. We embrace the SRE engagement model to deliver exceptional performance. As a member of our team, you'll help build and maintain a suite of internal tools that proactively alert, report, and autonomously remediate Dayforce's environments, ensuring seamless service. We're committed to proactive solutions, crafting robust processes, empowering our talented developers with the latest technology, and engineering innovative remedies to prevent issues from recurring. If you're passionate about pushing the boundaries in site reliability engineering, join us at Dayforce and become part of a team that thrives on challenges and celebrates continuous improvement. Elevate your career with us and be a part of a transformative journey in the world of SRE.

Please note for the first 2 months of this role you will be working North American hours, after this initial 2 months you will move to UK office hours.

What you’ll get to do

• Learn about Dayforce’s cloud infrastructure and the applications that run on them to build a full mental model of how the Dayforce ecosystem works.
• Build out end-to-end solutions to that provide enhanced observability or automatically remediate the most complex issues.
• Seek out, propose and execute on projects to improve Dayforce’s reliability, SRE processes and reduce day-to-day toil.
• Lead the most complex incidents, publish root cause documents, and ensure all remediation actions are robust and automatic to avoid duplicate incidents.
• Provide oversight to development teams to ensure that features are built with reliability in mind.
• Contribute to the inner source SRE repository.
• Develop trusted relationships with all parts of Dayforce’s business.
• PagerDuty On-Call rotations as required.

Skills and Experience we Value

• Proven ability to lead a group of technical engineers and/or technical projects.
• Experience operating highly distributed systems.
• Experience with Incident Management best practices.
• Ability to identify and resolve performance bottlenecks.
• Experience with Cloud Platforms (Azure Preferred).
• Experience implementing APM and Observability platforms and integrating them into day-to-day operations.
• Experience with at least one object-oriented programing language (C# and Java preferred).
• Experience with at least one scripting language (Python and PowerShell preferred).
• Experience with at least one database engine and querying language (MSSQL / TSQL and Postgres / PLSQL preferred).
• Excellent communication and collaboration skills are mandatory.
• Ability to gather requirements from multiple stakeholders and execute on those defined requirements.
• Proven ability to consistently deliver solutions on time.
• Ability to handle high stress situations.
• Knowledge of containerization and Kubernetes is considered an asset.
• Knowledge of Terraform and other IaC principles is considered an asset. #LI-REMOTE

What’s in it for you

Dayforce is fueled by the diversity of our talented employees. We are an equal opportunity employer and consider and embrace ALL individuals and what makes them unique. We believe our employees should be happy and healthy, with peace of mind and a sense of fulfillment.

We encourage individuals to apply based on their passions.

Dayforce encourages personal and professional growth. We offer excellent time away from work programs, comprehensive wellness initiatives and recognition through competitive pay and benefits.

With a commitment to community impact, including volunteer days and our charity, Dayforce Cares we provide opportunities for you to thrive both in your career and personal life. Our focus is not just on your job but on supporting you to be the best version of yourself.

Fraudulent Recruiting

Fraudulent Recruiting

Beware of fraudulent recruiting. Legitimate Dayforce contacts will use an @dayforce.com or @Ceridian.com email address. We do not request money, checks, equipment orders, or sensitive personal data during the recruitment process. If you have been asked for any of the above, or believe you have been contacted by someone posing as a Dayforce employee, please refer to our fraudulent recruiting statement found here:https://www.dayforce.com/be-aware-of-recruiting-fraud