Senior Engineer
IT, Infrastructure & CybersecurityPosted 9 Jun 2026
Advertised as “Senior Engineer I, Finance Tech Integrations”
Posted 9 Jun 2026
Advertised as “Senior Engineer I, Finance Tech Integrations”
The original posting with the fluff stripped out
Company Description
We’re Checkout.com. You might not know our name, but companies like eBay, Spotify, Klarna, Uber, and Sony do, because we’re behind many of the digital experiences you use every day.
We are where the world checks out, enabling over 10 billion transactions yearly for more than one billion global shoppers.
Whether you want to book a holiday, order food, renew a subscription, or check out online, there’s a good chance our tech powers the payments behind the scenes. Our platform helps the most ambitious businesses deliver effortless digital experiences, at scale.
If you want to do career-defining work, you’ve come to the right place. We move fast, think globally, and believe great teams are built by hiring exceptional people with conviction, curiosity, and the desire to make an impact.
With 20 offices across six continents and London as our HQ, we’re shaping the future of fintech – and we’re just getting started.
Checkout.com is looking for an experienced Senior Integrations Engineer to join the team responsible for owning integrations across our Finance (ERP) and People (HCM) systems. This is an experienced integration role for someone ready to operate independently - owning the day-to-day reliability of integrations and also solutioning new technical integrations. You'll partner closely with our Finance, People, and global Corporate Technology teams to keep critical data flowing accurately between Workday, our ERP, and the wider Checkout.com tech stack, supporting processes that power payroll, hiring, vendor management, and financial reporting.
Build, maintain, and enhance integrations between our Finance (ERP) and People (HCM) systems, including Workday, and the broader Checkout.com tech stack
Independently triage, diagnose, and resolve integration failures and data discrepancies within SLA, escalating when issues exceed defined complexity thresholds
Lead the development and support of Workday integrations using EIB, Core Connectors, RaaS, Workday Studio and Workday Orchestrate
Partner with Finance and People stakeholders to translate business requirements into reliable, well-documented integrations
Support the data flows behind critical processes including Joiner/Mover/Leaver, payroll, vendor master, AP, and GL postings
Monitor integration health, build alerting for failures, and proactively address recurring issues before they impact stakeholders
Lead Workday and ERP release cycles through impact analysis, regression testing, and change management
Author clear technical documentation, integration runbooks, and knowledge base entries to support the team and downstream users
Demonstrated experience building and managing multiple integrations between ERP and HCM platforms in a fast-paced corporate environment, with a track record of acting with urgency and ownership.
Experienced with leading an integration workstream and coaching junior integration engineers
Multiple years of experience with Workday’s integration tooling (EIB, Core Connectors, RaaS, Studio, Orchestrate)
Advanced knowledge of integration patterns and technologies: REST/SOAP APIs, SFTP, XML, XSLT, JSON, and middleware platforms (e.g., Workato, MuleSoft, Boomi)
Tooling Awareness: Expertise with market-leading Finance and People systems such as Workday, NetSuite, Oracle, SAP, or ZIP
Solid SQL skills and comfort working with data mappings, transformations, and reconciliations
Creative problem-solving skills with a strong customer service mindset, a positive can-do attitude, and a willingness to learn and develop. Capable of researching independently to find solutions to various integration issues.
Basic awareness of SOX, audit, and data privacy considerations in financial and HR systems is preferred.
Excellent written and verbal communication skills, fluent in English, with the ability to coordinate seamlessly with Finance, People, and global technology teams.
Additional Information
Bring all of you to work
We create the conditions for high performers to thrive, through real ownership, fewer blockers, and work that makes a difference from day one.
Here, you’ll move fast, take on meaningful challenges, and be recognized for the impact you deliver. It’s a place where ambition gets met with opportunity, and where your growth is in your hands.
We work as one team, and we back each other to succeed. So whatever your background or identity, if you’re ready to grow and make a difference, you’ll be right at home here.
It’s important we set you up for success and make our process as accessible as possible. So let us know in your application, or tell your recruiter directly, if you need anything to make your experience or working environment more comfortable.
Life at Checkout.com
We understand that work is just one part of your life. Our hybrid working model offers flexibility, with three days per week in the office to support collaboration and connection.
Curious about what it’s like to be part of our team? Visit our Careers Page to learn more about our culture, open roles, and what drives us.
For a closer look at daily life at Checkout.com, follow us on LinkedIn and Instagram