Senior Flutter Developer (SDET)

📍 Location: Newcastle, Leeds or, Bulgaria

🕐 Contract Type: Full-time 

hedgehog lab is a globally renowned digital product consultancy with two decades of experience and a reputation as true masters of our craft. Proudly operating from the heart of Northern England, we are on a mission to digitally craft a better world by delivering transformative solutions that align seamlessly with strategic visions.

Our culture thrives on turning constraints into catalysts for innovation, empowering our team to tackle the most complex technical challenges with confidence, architecting scalable and innovative solutions that future-proof businesses. Beyond our award-winning work, we’re also known for our Flexa-certified company culture.

We’re looking for a passionate Senior Flutter Developer with SDET who thrives in an environment where expertise, curiosity, and impact converge. If you’re ready to help shape the future and create digital products that leave a lasting legacy, we’d love to hear from you.

The Senior Flutter Engineer (SDET) in this context means we’re looking for a senior engineer with strong skills relating to testing in Flutter. If you’re ready to help shape the future and create digital products that leave a legacy, we’d love to hear from you.

The aim of this role is to lead the development and testing of high quality Flutter applications, ensuring robust automation and testing strategies. As Flutter continues to grow in the industry, hedgehog lab offers the space and opportunity to push the boundaries of what's possible with the framework. You'll drive technical excellence, mentor others, and help deliver world-class digital solutions for global clients.

• Lead project teams in problem solving and development to deliver the best outcomes for clients.
  
• Work with other mobile engineers to shape Flutter best practice at hedgehog lab
  
• Provide technical leadership for a range of projects. Participate in agile ceremonies, contribute to estimation, identify and escalate issues to product and technical management. Support clients with technical advice and elicit requirements.
  
• Provide mentorship and guidance to junior Flutter engineers, fostering their growth and development within the team.

• Project Delivery and Client Satisfaction
• Technical Leadership
  
• Client Engagement and Problem Solving
  
• Innovation and Adaptability

• Lead projects across external client teams and internal initiatives, ranging from digital transformations for major brands to team augmentation for large financial firms.
  
• Engage in prototyping new capabilities and affordances for both startups and established companies, pushing the boundaries of Flutter development.
  
• Contribute to the wider Flutter community, including events like Flutter North that we co-sponsor.
  
• Play a key role in growing and transforming the Flutter team at hedgehog lab as we scale up.
  
  

This role would be great if you have...

• Experience developing for Google’s Flutter platform using the Dart programming language
  
• Experience with a secondary skill as a native Android (Java / Kotlin) or iOS (Swift) mobile developer, or other similar domain.
  
• Strong knowledge of Flutter testing including unit, widget, integration, and end-to-end testing, and experience building a comprehensive test strategy and automation pyramid.
  
• Experience developing and maintaining CI pipelines for mobile apps, in particular for test automation. (e.g., GitHub Actions, Bitrise, Jenkins)
  
• Analytical and problem-solving skills - whether it be tracking down an obscure memory leak, or getting to the bottom of how best to translate business requirements into a fully implemented solution.
  
• Strong opinions on what goes into making a good mobile app around areas such as performance, security, and usability.
  
• A solid understanding of HTTP, RESTful APIs and how a mobile app consumes them.
  
• An understanding of quality assurance practices, including test planning, risk analysis, performance and security testing, and code coverage analysis.
  
• An appreciation of mobile UX and knowledge of Apple & Google’s Human Interface Guidelines.
  

Note: Research shows that women and individuals from underrepresented backgrounds often refrain from applying to positions unless they meet all the specified criteria. If you believe you possess the necessary qualities for this role but do not fulfil every requirement, don't hesitate to apply. We actively encourage you to showcase your skills and what you can contribute.

Stage 1️⃣ - Intro Call with a member of the Talent team (30 minutes Google Meet)

Stage 2️⃣ - First stage interview with the hiring manager (30 minutes Google Meet)

Stage 3️⃣ - Take home tech test (no deadline, simply return when you’re happy)

Stage 4️⃣ -Final stage interview with at least 2 member of the hiring team (60 minutes Google Meet)

At hedgehog lab, we’ve built a workplace where people genuinely enjoy what they do and who they do it with.

We’re proud to be:
🎯 Rated #1 in the UK on Clutch for mobile development
🌟 A Great Place to Work! 93% of our team said so
🧘 Flexa-certified with an 85% FlexScore for flexible working
🏅 Holders of the Advanced Good Work Pledge in the North East

But culture goes beyond certifications. We’re a team that values trust, autonomy, and inclusion. Whether you're working from our Newcastle HQ, home, or a café, we support what works for you. We’ve created an environment where neurodiverse, LGBTQ+, and underrepresented voices are celebrated, and where every person can be their authentic self.

Read what our team says on Glassdoor.

• Annual personal development budget
• Career frameworks and coaching support
• Impact Days – 5 days a year to spend on learning, volunteering, or making a difference in ways that matter to you
  

• 2 wellbeing days a year (in addition to leave)
• Free therapy with Spill
• Bupa health cash plan (UK)
• Wellbeing budget
• Multisport card (Bulgaria)
• Bippit (UK) – access to a financial coach, tools, and resources to support your money goals
  

• Monthly payday socials
• Annual summer & Christmas parties
• Celebrations for cultural and team milestones
  
  

• Work from anywhere: home, office or hybrid
• Flexa-certified employer with 85% FlexScore
• Enhanced parental policies
• 36 days holiday (UK), 30 days (Bulgaria) including bank/public holidays
• Open to alternate working patterns to suit you

We strongly believe that having diversity within our team is integral to doing our best work and creating the most innovative products for our customers. We encourage people from underrepresented backgrounds to apply to our roles.

We’re a family-friendly employer with a culture based on trust, autonomy and flexibility. With a current 85% FlexScore®, we’re learning as we go. By listening to our team and always asking for feedback, we can continue to improve and offer a working environment worthy of attracting the most creative and dedicated people in technology.

If you require any adjustments to submit an application for a vacancy, or if you require any reasonable adjustment should you be invited to interview, please let us know.

For any questions about this role or future opportunities, please contact Holly Orange, Senior Talent Acquisition Adviser, at [email protected] or [email protected]