Senior Flutter Developer (SDET) in Leeds

Senior Flutter Developer (SDET) in Leeds

Leeds Full-Time 48000 - 72000 £ / year (est.) No working from home possible
hedgehog lab

At a Glance

  • Tasks: Lead the development and testing of high-quality Flutter applications.
  • Company: Join hedgehog lab, a top digital product consultancy with 20 years of experience.
  • Benefits: Enjoy flexible working, personal development budgets, and wellbeing support.
  • Other info: Diversity is valued; all backgrounds encouraged to apply.
  • Why this job: Shape the future of digital products while mentoring junior engineers in a supportive culture.
  • Qualifications: Experience in Flutter, Dart, and mobile development; strong testing skills required.

The predicted salary is between 48000 - 72000 £ per year.

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Join to apply for the Senior Flutter Developer (SDET) role at hedgehog lab

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Location: Newcastle, Leeds or, Bulgaria

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 SDETwho 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.

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 SDETwho 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.

Why this role matters:

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.

What you will be doing:

  • 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.

How we will know you are thriving:

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

Where this role can take you:

  • 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.

Who you are:

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.

Our interview process:

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

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

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

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

Why join us at hedgehog lab?

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.

What we offer: How we support your growth

  • 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

How we support your wellbeing

  • 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

How we stay connected

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

How we support your work/life balance

  • 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

Diversity & inclusion statement

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 holly.orange@hedgehoglab.com or talent@hedgehoglab.com

Seniority level

  • Seniority level

    Not Applicable

Employment type

  • Employment type

    Full-time

Job function

  • Job function

    Engineering and Information Technology

  • Industries

    Business Consulting and Services

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Senior Flutter Developer (SDET) in Leeds employer: hedgehog lab

As an AI Transformation Architect, you'll join a forward-thinking company that prioritises innovation and employee autonomy. With a flexible hybrid working environment across major UK cities, you will have the opportunity to shape the future of AI development while enjoying generous benefits like 28 days of annual leave, wellbeing support, and dedicated Impact Days for personal growth. This is a place where your contributions are valued, and you can truly make a difference in both client projects and internal practices.

hedgehog lab

Contact Details:

hedgehog lab Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior Flutter Developer (SDET) in Leeds

Join Local Tech Meetups

Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at hedgehog lab or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!

Contribute to Open Source Projects

Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to hedgehog lab.

Tap into Online Developer Communities

Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like hedgehog lab.

Explore Job Boards Specifically for Tech Roles

Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like hedgehog lab that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!

We think you need these skills to ace Senior Flutter Developer (SDET) in Leeds

Flutter Development
Dart Programming Language
Mobile Application Testing
Unit Testing
Widget Testing
Integration Testing
End-to-End Testing

Some tips for your application 🫡

Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.

Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at hedgehog lab.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at hedgehog lab and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!

Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!

How to prepare for a job interview at hedgehog lab

Brush Up on Your Coding Skills

For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.

Know Your Tools and Frameworks

Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If hedgehog lab uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.

Showcase Your Projects

Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.

Prepare for Behavioural Questions

While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.