Fullstack Software Engineer

Olo; Belfast City District; Hybrid; GBP 45,000 - 65,000; Full time

Job summary

Olo is hiring a Fullstack Software Engineer for the Catering team. This fully remote role within Northern Ireland involves maintaining scalable components and services while enabling efficient catering order workflows.

You will collaborate with product managers, designers and stakeholders to translate customer needs into robust technical solutions and help improve system performance. A strong background in C#, .NET and a modern frontend framework is required.

Qualifications

• 2+ years of software engineering experience post graduation.
• Experience with C#, .NET and a frontend framework (React/Angular/Vue).
• Experience writing unit tests and testable code.

Responsibilities

• Maintain scalable, high-quality frontend and backend components and services.
• Contribute to design and architecture decisions with focus on reliability and performance.
• Collaborate with product managers, designers and stakeholders to translate requirements into technical solutions.
• Monitor and improve system performance; respond to incidents and drive root-cause analysis.
• Document knowledge and champion best practices in software development and Agile methodologies.

Skills

C#

NET

React

Angular

Vue

Tools

GitHub Copilot

Job description

Olo is a leading SaaS platform accelerating digital transformation in the restaurant industry, by helping customers deliver more personalised 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.

While our roots are in NYC, we’re intentionally investing in Belfast and Northern Ireland as a key hub, with an established leadership presence, a local team, and community for the long term. This role is fully remote, offering you flexibility to work from anywhere within NI.

Your new role

As a Fullstack Software Engineer on the Catering team at Olo, you will maintain scalable, high-quality components and services that align with team and company goals. You will also monitor solutions that facilitate the online ordering, management, and effortless transmission of high-value Catering orders to our customers. Our team's mission is to create tools and features that support restaurant operations for the accurate production of catering orders and ensure our guests are served on time and without interruption.

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.

How you’ll make an impact

• Maintain 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.
• Use Claude Code and GitHub Copilot extensively as part of your daily workflow, and grow your skills through hands‑on AI training designed to help you become highly effective with modern AI coding agents and IDEs.
• Demonstrate ownership of the team's delivery pipeline, ensuring that code quality, testing standards, and deployment practices are continuously optimised.
• Active participation in on‑call duties is required, with specific responsibilities determined by your assigned team and area of expertise.

What will set you up for success

• 2+ years of experience in software engineering post graduation, including experience with C#, .NET and commercial experience with a Front-end framework (React/Angular/Vue ).
• Experience writing unit tests and testable code.
• 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 meets sprint and quarterly commitments while maintaining high standards of quality and efficiency.

About Olo

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 800 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.