At a Glance
- Tasks: Build and maintain integrations for Oak's platform using C# and APIs.
- Company: Join Oak Engage, a fast-growing SaaS company transforming employee engagement.
- Benefits: Flexible working, private health insurance, generous holiday policy, and team socials.
- Other info: Collaborative culture with excellent growth opportunities in a mission-driven environment.
- Why this job: Make a real impact with top brands while solving exciting integration challenges.
- Qualifications: 3-5+ years of C# experience and strong API knowledge required.
The predicted salary is between 50000 - 60000 £ per year.
Location: Hybrid, Newcastle or Remote (UK Based)
Reports to: Head of Engineering
Type: Full-time
Join Oak Engage – Where Communication Meets Connection. At Oak Engage, we’re on an exciting growth journey—backed by a major investment from NorthEdge to scale our impact and redefine the future of employee engagement. Trusted by some of the UK’s biggest brands, including Aldi, Five Guys, and ITV, we help organisations connect, engage, and empower their people through smarter, more personalised internal communication.
About the Role
We’re looking for a skilled Integrations Engineer (C#) to build and maintain the external integrations that power Oak’s platform. You’ll be working on everything from HRIS and identity integrations to bespoke APIs and third-party system connectors—helping our customers connect Oak seamlessly into their existing tech stack. This is a hands-on role ideal for someone who enjoys working with APIs, data mapping, authentication flows, and solving real-world integration challenges in enterprise environments.
What You’ll Do
- Develop and maintain secure, scalable integrations between Oak and third-party systems (e.g. Azure AD, Workday, SAP, custom APIs)
- Collaborate with customer success and implementation teams to support integration requirements
- Own authentication flows (OAuth2, SAML, etc.) and integration-specific APIs
- Maintain integration documentation and configuration guides
- Troubleshoot and resolve integration issues across customer environments
- Build reusable components and tools to streamline future integrations
What We’re Looking For
- 3–5+ years of experience with C# and .NET (preferably .NET Core/.NET 6+)
- Strong experience working with APIs, webhooks, and authentication protocols (OAuth, SAML)
- Knowledge of enterprise integration patterns and secure data handling
- Experience with Azure services and identity providers a strong plus
- Great problem-solving and communication skills, especially in customer-facing scenarios
Why Join Oak?
- A meaningful role in a mission-led SaaS company with strong growth and product-market fit
- The chance to work with household brands and solve real-world enterprise challenges
- Flexible hybrid or remote working options
- Private health insurance, life insurance, and Employee Assistance Programme (EAP)
- Gym contribution and travel allowance
- Enhanced maternity, paternity, and discretionary leave
- Generous holiday policy (25 days + Bank Holidays + additional discretionary days)
- Regular team socials and a positive, collaborative culture
Our Recruitment Process
- Hiring Manager Interview: Deep dive into architecture, problem-solving, and team contributions; Assess communication and curiosity
- Technical Task or Live Pairing: Realistic, time-bound task or live coding session; Use structured rubric for fairness (avoid freeform “whiteboarding”); Focus on team collaboration, code quality, and feedback
- Peer Technical Panel/Culture Fit / CTO Chat - In person at our NCL HQ: Includes cross-functional devs, product manager or designer; Assess long-term growth potential and alignment with tech principles; Opportunity for candidate to ask strategic questions
Remote Integrations Engineer (C#) in Cardiff employer: Oak Engage
At Oak Engage, we pride ourselves on being a purpose-driven SaaS company that values innovation and collaboration. With flexible hybrid or remote working options, comprehensive health benefits, and a strong focus on employee growth, we foster a positive work culture where your contributions truly matter. Join us in shaping the future of employee engagement while working with renowned brands in a supportive environment that encourages both personal and professional development.
StudySmarter Expert Advice🤫
We think this is how you could land Remote Integrations Engineer (C#) in Cardiff
✨Tip Number 1
Network like a pro! Reach out to folks in your industry on LinkedIn or at local meetups. We all know that sometimes it’s not just what you know, but who you know that can land you that dream job.
✨Tip Number 2
Prepare for those interviews! Research Oak Engage and understand their products and culture. We want to see your passion for employee engagement and how you can contribute to our mission.
✨Tip Number 3
Show off your skills! If you’ve got a portfolio or GitHub with projects related to C# and integrations, make sure to share it. We love seeing real-world examples of your work and problem-solving abilities.
✨Tip Number 4
Apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we’re always on the lookout for bold thinkers ready to join us on this exciting journey.
We think you need these skills to ace Remote Integrations Engineer (C#) in Cardiff
Some tips for your application 🫡
Tailor Your CV:Make sure your CV is tailored to the Integrations Engineer role. Highlight your experience with C# and .NET, and don’t forget to mention any work you've done with APIs and authentication protocols. We want to see how your skills align with what we’re looking for!
Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Use it to tell us why you’re excited about joining Oak Engage and how you can contribute to our mission. Be genuine and let your personality come through—after all, we’re looking for bold thinkers!
Showcase Your Problem-Solving Skills:In your application, give examples of how you've tackled integration challenges in the past. We love seeing candidates who can think critically and creatively, so share those stories that demonstrate your problem-solving prowess!
Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows us you’re keen on being part of our team at Oak Engage!
How to prepare for a job interview at Oak Engage
✨Know Your Tech Inside Out
Make sure you’re well-versed in C# and .NET, especially .NET Core/.NET 6+. Brush up on your knowledge of APIs, webhooks, and authentication protocols like OAuth and SAML. Being able to discuss these topics confidently will show that you’re the right fit for the role.
✨Showcase Your Problem-Solving Skills
Prepare to discuss real-world integration challenges you've faced in previous roles. Think about specific examples where you successfully troubleshot issues or improved integration processes. This will demonstrate your hands-on experience and problem-solving abilities.
✨Understand the Company’s Mission
Familiarise yourself with Oak Engage’s mission and the brands they work with. Be ready to explain how your skills can contribute to their goal of enhancing employee engagement. This shows that you’re not just looking for a job, but are genuinely interested in being part of their journey.
✨Ask Insightful Questions
During the interview, don’t hesitate to ask questions about the team dynamics, the tech stack, or future projects. This not only shows your interest but also helps you gauge if the company culture aligns with your values. Remember, it’s a two-way street!
