Olo
Olo5d ago

Senior Software Engineer - Merchant Solutions

Belfast, Northern Ireland, RemoteRemoteFull-Timesenior
Software EngineerSoftware Engineering
0 views0 saves0 applied

Quick Summary

Key Responsibilities

Highly proficient in .Net/C# and capable of independently designing and implementing complex algorithms and architectures. CI/CD Mastery: Skilled in managing and improving CI/CD processes,

Technical Tools
Software EngineerSoftware Engineering
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.

In this role, you’ll join as a Senior Software Engineer on the ‘Merchant Solutions’ team, which is part of the wider ‘Pay’ engineering group. 

The Merchant Solutions team is responsible for a wide array of functionality of our Olo Pay product. This includes supporting both card-present and card-not-present transaction flow, reconciliation and reporting, payouts, pricing plans, merchant account management, and more. Work can include building exciting new initiatives from scratch, adding functionality to our existing products, and supporting our brands.
  • Demonstrate proficiency in the team's domain and technology stack, providing guidance and mentorship to junior engineers and contributing to technical decision-making.

  • Proactively address technical debt by prioritising its resolution alongside feature development, ensuring maintainable, scalable, and high-quality codebases through regular refactoring and system improvements.

  • Take ownership of complex features and projects, working independently and collaborating with team members to drive development from concept to delivery.

  • Lead code reviews, set quality standards, and offer in-depth feedback to improve code quality across the team.

  • Partner with Product and other stakeholders to refine requirements, ensuring solutions are well-architected and aligned with business goals.

  • Focus on delivering reliable, maintainable software solutions and actively implements performance optimisations and resilience mechanisms.

  • Monitor and maintain services in production, diagnosing and resolving critical issues efficiently with minimal support.

  • Participate in the architecture and design of distributed systems, ensuring best practices are followed for reliability and scalability.

  • Take the initiative to improve the team's development processes and tooling, advocating for best practices and automation improvements.

  • Ensure consistency and quality in shared components and APIs.

  • Contribute actively to the team's knowledge base, lead learning sessions, and promote a culture of continuous improvement.

  • 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.

  • Bachelor’s Degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience.

  • 5+ years of experience in software engineering.

  • Advanced Programming Skills: Highly proficient in .Net/C# and capable of independently designing and implementing complex algorithms and architectures.

  • CI/CD Mastery: Skilled in managing and improving CI/CD processes, with hands-on experience using tools like GitHub Actions, TeamCity, and Octopus Deploy.

  • Testing and Automation: Expert in unit, integration, and end-to-end testing practices, with a strong emphasis on automation for testing and deployment.

  • Distributed Systems and Cloud Services: Strong knowledge of building and maintaining distributed systems, leveraging cloud platforms and services (e.g., AWS, MongoDB Atlas, Kubernetes/EKS).

  • Technical Leadership and Collaboration: Demonstrates leadership skills by mentoring peers, leading technical discussions, and collaborating effectively across teams and departments to deliver solutions aligned with business priorities.

  • Location & Eligibility

    Where is the job
    Worldwide
    Fully remote, anywhere in the world
    Who can apply
    Open to applicants worldwide

    Listing Details

    Posted
    April 28, 2026
    First seen
    April 28, 2026
    Last seen
    May 3, 2026

    Posting Health

    Days active
    5
    Repost count
    0
    Trust Level
    53%
    Scored at
    May 3, 2026

    Signal breakdown

    freshnesssource trustcontent trustemployer trust
    Olo
    Olo
    lever

    Olo powers digital ordering and delivery programs that connect restaurant brands to the on-demand world, placing orders directly into the restaurant through all order origination points – from a brand’s own website or app, third-party marketplaces, social media platforms, smart speakers, and home assistants.

    Employees
    350
    Founded
    2005
    Domain
    olo.com
    View company profile
    Newsletter

    Stay ahead of the market

    Get the latest job openings, salary trends, and hiring insights delivered to your inbox every week.

    A
    B
    C
    D
    Join 12,000+ marketers

    No spam. Unsubscribe at any time.

    OloSenior Software Engineer - Merchant Solutions