Senior Software Engineer - Marketplace Ordering [United Kingdom]

Olo is a leading SaaS platform accelerating digital transformation in the restaurant industry, by helping customers deliver more personalized and profitable guest experiences. As a result, our digital ordering, payment, and guest engagement solutions enable brands to do more with less and make every guest feel like a regular.

As a Senior Software Engineer , you will play a pivotal role in scaling one of the most advanced food ordering platforms in the market. You will design, develop, scale, and monitor solutions and services to our Rails product, directly enhancing how we facilitate digital ordering through our network of third-party marketplaces.In this role, you will report to an Engineering Manager and have the opportunity to contribute to architectural decisions, ensuring system scalability, reliability, and efficiency. You will use modern tools and technologies such as .NET Core (C# and F#), ASP.NET Core, SQL Server, TeamCity, GitHub, Octopus Deploy, and heavy use of OSS to write clean, maintainable code with a focus on robustness, scalability, and security. This position requires contributions throughout our technology stack.

We aim to collaborate well. We encourage new ideas and experimentation. No part of the codebase is off-limits. You\’ll work with a passionate team dedicated to delivering amazing products using modern technologies.

This position is fully remote and allows you to work from anywhere within the United Kingdom.

You will be contracted to Olo through Deel, our Employer of Record. An Employer of Record (EOR) is an organization hired by companies to handle the legal and administrative responsibilities of employing staff, often in countries where the company might not have a local presence. Here’s an easy way to think of it: You work for Olo in a practical sense, completing your assigned role. The EOR is your formal employer, meaning the EOR takes care of all the administrative and legal responsibilities for your employment. In line with this arrangement, you maintain your day-to-day relationship with Olo, and Deel will be your point of contact for any job-related matters of your engagement. Moreover, you’ll retain all the employment rights you typically have under local employment law when you’re hired through an EOR, and you will be eligible for private healthcare coverage in addition to being able to participate in all statutorily required benefits and pension programs.

What You\’ll Do

• Design and implement scalable, high-quality components and services that align with team and company goals.
• Contribute to technical decision-making, including solution design and architecture, with a focus on addressing technical debt, reliability, and system performance.
• Collaborate closely with product managers, designers, and stakeholders to translate customer needs into technical solutions.
• Proactively monitor and improve system performance, identifying and resolving issues swiftly and effectively, while communicating clearly and effectively with stakeholders during incidents to ensure alignment and prompt resolution.
• Take a proactive approach to support, digging into issues to identify root causes and developing long-term, proactive solutions to prevent recurrence.
• Document and share knowledge effectively to elevate the team’s technical expertise.
• Champion best practices in software development, agile methodologies, and continuous improvement.

What We\’ll Expect From You

• 5+ years of professional experience in backend software development with a strong proficiency in C#/.NET
• Experience building and maintaining distributed systems, leveraging Cloud Platforms (AWS preferred).
• Experience instrumenting, deploying, and monitoring production code.
• Experience writing testable and tested code, and working under distributed version control (preferably Git).
• Demonstrate strong problem-solving skills and the ability to navigate complex technical challenges.
• Exhibit excellent judgment, seeking diverse perspectives and challenging assumptions to improve outcomes.
• Deliver constructive feedback that empowers individuals and strengthens the team.
• Communicate technical concepts clearly, adapting to both technical and non-technical audiences.
• Consistently meet sprint and quarterly commitments while maintaining high standards of quality and efficiency.
• Experience successfully working across multiple time zones is a big plus.

Our tech stack includes:

• Backend: .NET (C# and F#), SQL Server
• Frontend: React, ASP.NET MVC
• Tests: NUnit, xUnit, Playwright
• Infrastructure: AWS, TeamCity, Octopus, Datadog, and Sumo Logic.

About Olo

Olo (NYSE: OLO) is a leading restaurant technology provider with ordering, payment, and guest engagement solutions that help brands increase orders, streamline operations, and improve the guest experience. Each day, Olo processes millions of orders on its open SaaS platform, gathering the right data from each touchpoint into a single source—so restaurants can better understand and better serve every guest on every channel, every time. Over 700 restaurant brands trust Olo and its network of more than 400 integration partners to innovate on behalf of the restaurant community, accelerating technology’s positive impact and creating a world where every restaurant guest feels like a regular. Learn more at olo.com .

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