Mobile App Lead Developer

Click to view in BSL : Mobile App Lead Developer Role

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

We are seeking a skilled and innovative Mobile App Lead Developer to join our dynamic technology team. In this role, you will be responsible for designing, developing, and maintaining high-quality mobile applications that support Sorenson’s mission of accessible communication solutions. You will collaborate closely with cross-functional teams to deliver user-centric, scalable, and secure apps for both iOS and Android platforms. This role requires a strong foundation in mobile development frameworks, a keen eye for UI/UX, and a commitment to building innovative solutions that support the Deaf and hard-of-hearing community.

Job Title: Mobile App Lead Developer

Hours/Contract: 37.5 hours per week/Full Time/Permanent

Reports to: General Manager

Salary: £40,000 to £50,000

Job Start: ASAP

Application Closing Date: 22/06/2025

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 expected applications, only selected candidates will be contacted.

Duties and Responsibilities:

• Provide technical and team leadership in the design, implementation, and testing of high-performance, high-quality video communication applications for Android and iOS operating systems.
• Develop new features in cross TypeScript library that will be used across platforms.
• Deliver innovative solutions that increase application performance, usability, and fit for our target customers.
• Develop GUI and other aspects of the application according to the standards of the platform in React Native. Knowledge of UX/UI design is essential and usage of
• Android and iOS design packages is a requirement (e.g. Flutter, Android Studio).
• Implement standards-based communication protocols and related technologies including XML, JSON, HTTP, and REST.
• Provide aggressive, attainable goals and time frames.
• Drive standards-based architectures and supporting services.
• Use of agile and rapid application development processes to speed engineering efforts.
• Follow engineering best practices in a team environment to develop high-quality products including writing automated unit, component and feature level testing.
• Contribute to the overall enterprise architecture and the development of product features

Supervisory Responsibility

This position will have vendor management responsibilities for delivery through third parties and will be expected to act as a coach/mentor to other members across the Technology team.

Education & Experience:

• Minimum of a 4 Year / Bachelor’s Degree in CS, EE, or with excellent grades or equivalent experience.
• 7 years' experience developing state-of-the-art mobile applications.
• 3 years’ experience with multimedia applications.

Knowledge, Skills & Abilities:

• Competent in C++, Java/Kotlin, Objective-C, Swift development.
• Strong knowledge of native or hybrid app development for Android and iOS, including UX/UI.
• Strong understanding of software algorithms, structures, and patterns.
• Excellent object-oriented design and analysis skills.
• Ability to lead software engineering teams.
• Experience developing high-quality, multi-threaded applications.
• Must possess good communication skills and be eager to work in a team environment with other dedicated engineers.
• Positive attitude and team player.
• Experience with text, voice, or video communication applications.
• Experience with conferencing protocols such as WebRTC and SIP.
• Familiarity with IP networking and telephony experience a big plus.
• Experience with video encoding/decoding.

Working Conditions and Physical Requirements:

• Able to sit/stand for a long period of time in a home office environment.
• Dexterity of hands and fingers to operate a computer keyboard, mouse, tools, and to handle other computer components.
• Regular and predictable attendance required for filming assignments on location where required.
• Positive attitude, team player, good interpersonal communication skills and able to work across company departments.

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

• We Care Service (paid time to volunteer)

We are Equal Opportunities Employer

We believe that different perspectives and backgrounds are what make a successful company. All qualified applicants will receive equal consideration for employment regardless of any protected characteristics from the Equality Act (2010). We are proud to be an inclusive company with values grounded in equality and ethics, where we celebrate, support, and embrace diversity.