Principal Mixed-Method Researcher (UK)

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Company Summary

Sorenson Communications, SignVideo, and Sign Language Interactions are committed to connecting people every day through communications access 24/7/365. Our customers rely on us and our innovative technology to quickly deliver accuracy in every conversation. We are industry leaders because, in all our endeavors, our customers sense our passion, our care, and our commitment. This dedication extends to our workplace. Our employees are united and proud to be part of important human interactions and understand that everything we do to facilitate communication creates connections and enhances relationships between people.

Role Summary

As a Principle Mixed Method Researcher, you will shape our AI-powered sign language products, from conception to how they learn from the real world — connecting user experience, behavioural data, and model evaluation into a unified learning system. Your work will directly influence product decisions, model quality, and user trust for Deaf and Hard-of-hearing communities.
This position designs, implements, and manages research projects that integrate both qualitative and quantitative methodologies. This role involves collecting, analysing, and interpreting complex data to provide comprehensive insights.

Job Title: Principle Mixed Method Researcher

Hours/Contract: 37.5 hours per week/Full Time/Permanent (Flexible working hours required between 9:00am and 8:00pm to ensure effective collaboration and alignment with our American colleagues).

Report to: Head of Insights

Salary: £72,000

Job Start: ASAP

Application Closing Date: 12/10/2026

Candidates must be eligible to work in the UK. We will not be able to provide visa sponsorship for this position. Due to the volume of applications expected, only shortlisted candidates will be contacted.

Essential Duties and Responsibilities

• Translate ambiguous product and model questions into clear, actionable research plans — spanning discovery, concept testing, and experience evaluation
• Design and execute end-to-end mixed-methods research across multiple AI product workstreams
• Study how Deaf users experience communication across real contexts using both moderated and unmoderated methods
• Partner cross-functionally to define what "good" looks like — contributing to evolving frameworks for measuring interpretation quality and communication effectiveness
• Design surveys and experience metrics that can be tracked over time and establish recurring reporting that accumulates learning, not one-off studies
• Define behavioural signals and instrumentation requirements in partnership with Product and Engineering
• Maintain research practices that are respectful, transparent, and meaningful to participants
• Communicate findings clearly through focused, decision-driving deliverables
• Set up feedback systems and tracking cadence for newly launched features; ensure insights continuously inform product and model decision
• Other duties as assigned

Knowledge/Skills/Abilities Required

• Ability to work across methods and select the right approach for the problem at hand
• Experience developing and working with product and experience metrics
• Comfort building lightweight measurement systems (tracking, dashboards, reporting)
• Strong storytelling and communication skills
• Curious, collaborative, structured, and action-oriented
• Comfortable working in ambiguity and early-stage environments
• Focused on impact — not just output
• Experience working with communities where trust and cultural sensitivity matter
• Strong commitment to inclusive and ethical research practices

Experience/Education/Certifications

• Seven Years of applied research experience in product or technology environments with a strong background in qualitative research (moderated + unmoderated), survey design and analysis, and basic behavioral or product analytics
• Minimum 4 Year / bachelor’s degree in a related field

We can offer you:

• Vitality Private Health Insurance
• 32 days A/L (Including Bank holiday), increasing to 33 days after 2 years
• Cycle Scheme
• Tech Scheme
• Workplace Pension
• British Sign Language Level 1, 2 & 3
• Personal VRS & VRI Package
• Life Relevancy Plan
• Company Sick Pay