Role: Senior iOS Engineer

Location: Soho Square, London Office / Hybrid  

Reporting to: Engineering Manager 

The Role 

We are on a mission to be ‘the app you can’t move without’. Since launching Rightmove in 2000 with a will to make home- hunting happy, we are now the biggest property app and website in the UK with over 2.5 million iOS users a month.

We are seeking a highly skilled and product-minded Senior iOS Engineer to join our mobile team. In this role, you will be instrumental in delivering high-impact, user-centric mobile applications. You will collaborate closely with cross-functional teams, including product management, design, and analytics, to bring innovative ideas to life. As a Senior Engineer, you'll be expected to mentor others, take ownership of projects, and drive best practices to elevate our product quality and user engagement. Responsibilities will include:

• Product Collaboration: Partner with product managers and designers from the early stages of feature development, contributing your insights to shape our product roadmap with user needs in mind.
• End-to-End Ownership: Lead and take full responsibility for the development lifecycle of new features, from concept through to production, ensuring a seamless user experience.
• Technical Excellence: Architect, design, and implement complex, high-performance mobile applications, utilising modern iOS development frameworks and best practices.
• User-Focused Solutions: Advocate for the user at every stage, ensuring our iOS app provides intuitive, accessible, and delightful experiences.
• Mentorship: Provide guidance, code reviews, and mentorship to junior and mid-level engineers, fostering a collaborative and learning-driven culture.
• Data-Driven Iteration: Collaborate with data teams to leverage analytics and user feedback to continuously improve and refine product features post-launch.
• Quality & Performance: Ensure the codebase remains scalable, maintainable, and efficient through best-in-class engineering practices, including code reviews, CI/CD, and automated testing.

We’re looking for someone who:

• Experience: 5+ years of experience in iOS development, with a focus on building and shipping high-quality consumer applications.
• Product Mindset: Demonstrated ability to understand product goals and translate them into technical solutions that resonate with users.
• Technical Expertise: Advanced proficiency with Swift, SwiftUI, UIKit, and familiarity with MVVM or other architectural patterns in iOS.
• Collaborative Skills: Proven experience working in cross-functional teams with product managers, designers, and QA to drive product outcomes.
• Data-Informed Decision-Making: Familiarity with mobile analytics and a data-driven approach to iterating on user experience.
• Performance Optimisation: Deep understanding of iOS performance optimisation techniques to ensure smooth, responsive, and high-performing applications under a variety of conditions.
• Mentorship and Leadership: Experience in mentoring other engineers, with a collaborative approach that builds team capabilities.

Bonus points for:

• Experience working in Agile or Lean environments.
• Understanding of accessibility standards and best practices for mobile applications.
• Familiarity with mobile release and testing strategies in CI/CD environments.

Our approach to AI: 
At Rightmove, we expect everyone to actively explore and use AI tools to improve their productivity, creativity, and impact. We believe that software and product are ultimately people problems, and everything we build is aimed at improving the lives of others. Our view is that thoughtful use of AI can free up more time for the human parts of our work, understanding real problems, listening carefully, and making sure we are solving the right things in the right way. If you are not curious about how to use AI to work smarter, this is unlikely to be the right environment for you. 

For a glimpse into the technical make-up of the UKs favourite property portal works, head to our tech blog.

ABOUT THE ROLE:

We’re seeking an exceptional iOS engineer to join a small, high-impact team dedicated to creating the world’s most valuable AI application, judged by the impact it delivers to users. You’ll shape cutting-edge mobile experiences, blending technical mastery with product brilliance. 

RESPONSIBILITIES:

• Dream up and craft delightful, intuitive user experiences that redefine how people interact with AI on mobile.
• Obsess over every pixel, animation, and interaction, ensuring the experience feels magical and seamless.
• Build blazing-fast, highly performant systems where every millisecond counts.
• Drive technical and product decisions, collaborating with AI researchers and engineers to deploy state-of-the-art models globally.

BASIC QUALIFICATIONS:

• Expert in Swift, with deep knowledge of SwiftUI and UIKit.
• Proficient in performance optimization—memory, CPU, GPU—using low-level tools to deliver blazing-fast systems.
• Experienced in designing and shipping intuitive, pixel-perfect mobile UIs that redefine how users interact with AI.
• Skilled in concurrency and reactive programming (Combine) for responsive, real-time apps.
• Built high-throughput integrations with APIs (REST, gRPC) or AI model outputs, ensuring seamless data flow.
• Capable of owning complex features end-to-end, from architecture to App Store deployment, with a focus on speed and scalability.

PREFERRED SKILLS AND EXPERIENCE:

• Deep expertise in the Apple ecosystem and related development tools.
• Rust for working with our backend components.
• AVFoundation for real-time audio processing.
• Track record of shipping standout apps or standout features within apps.
• Deep expertise in iOS development, particularly with Swift. We seek individuals who operate at the highest levels of their craft.
• Excel at delivering results swiftly, often in a fraction of the time others require. Speed is a core value at xAI—we must act decisively to succeed.
• Sharp product sense, with an ability to empathize with users, anticipate their needs, and translate that into features that delight and deliver value.

COMPENSATION AND BENEFITS:

$180,000 - $440,000 USD

Base salary is just one part of our total rewards package at xAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks.

The mission of Speechify is to make sure that reading is never a barrier to learning.

Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news articles, websites – into audio, so they can read faster, read more, and remember more. Speechify’s text-to-speech reading products include its iOS app, Android App, Mac App, Chrome Extension, and Web App. Google recently named Speechify the Chrome Extension of the Year and Apple named Speechify its App of the Day.

Today, nearly 200 people around the globe work on Speechify in a 100% distributed setting – Speechify has no office. These include frontend and backend engineers, AI research scientists, and others from Amazon, Microsoft, and Google, leading PhD programs like Stanford, high growth startups like Stripe, Vercel, Bolt, and many founders of their own companies.

Overview

With the growth of our iOS app, being the #18 productivity app in the App Store category and also our recent recognition as Apple's 2025 Design Award for inclusivity, we find the need for a Senior iOS Engineer to help us support the new user base as well as work on new and exciting projects to push our missing forward.   

This is a key role and ideal for someone who thinks strategically, enjoys fast-paced environments, passionate about making product decisions, and has experience building great user experiences that delight users.

We are a flat organization that allows anyone to become a leader by showing excellent technical skills and delivering results consistently and fast. Work ethic, solid communication skills, and obsession with winning are paramount. 

Our interview process involves several technical interviews and we aim to complete them within 1 week. 

What You’ll Do

• Opportunity to lead key engineering and product decisions
• Actively shipping production code for the Speechify iOS app
• Work within a dedicated product team
• Participate in product discussions to shape the product roadmap
• Maintain and enhance the existing complex app architecture

An Ideal Candidate Should Have

• Experience. You've worked on products that scaled to a large user base
• Track record. You have worked on various products from inception to decent traction. You have been responsible for engineering the product
• Customer obsession. We expect every team member whose responsibilities directly impact customers to be constantly obsessed about providing the best possible experience
• Product thinking. You make thoughtful decisions about the evolution of your product and support internal teams and designers into taking the right direction
• Speed. You work quickly to generate ideas and know how to decide which things can ship now and what things need time
• Focus. We’re a high-growth startup with a busy, remote team. You know how and when to engage or be heads down
• Technical skills. Swift, SwiftUI

Technical Requirements:

• Swift Programming Language
• SwiftUI experience
• Experience in Multithreading Programming
• Working with CI/CD infrastructure
• Experience with Fastlane
• SOLID principles, the ability to write every single class according to SOLID
• Experience with Git and understanding of different Git strategies

What We offer:

• A fast-growing environment where you can help shape the company and product
• An entrepreneurial crew that supports risk, intuition, and hustle
• The opportunity to make a big impact in a transformative industry
• A competitive salary, a collegiate atmosphere, and a commitment to building a great asynchronous culture
• Work on a product that millions of people use and where daily feedback includes users sharing that they cried when they first found the product because it was so impactful on their lives
• Support people with learning differences like Dyslexia, ADD, Low Vision, Concussions, Autism, and Second Language Learners, and give reading superpowers to professionals all over the world
• Work in one of the fastest growing sectors of tech: Intersection of Artificial Intelligence and Audio

Think you’re a good fit for this job? 

Tell us more about yourself and why you're interested in the role when you apply.
And don’t forget to include links to your portfolio and LinkedIn.

Not looking but know someone who would make a great fit? 

Refer them! 

Speechify is committed to a diverse and inclusive workplace.

Speechify does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status.

(Mid/Senior/Staff) iOS Engineer – London

Please note that the positions are based in London, United Kingdom — relocation and visa support is provided if required (must currently be based in the United Kingdom or Europe). 

THE BEST WORK OF YOUR CAREER 

Trade Republic is the largest savings platform in Europe - we operate in 18 countries, serving +10 million customers who trusted us with over 150B Euros in assets. But we’re striving for more.

We have a bold mission to empower everyone to build wealth with easy, safe, and free access to financial systems. You will have the opportunity to grow your career by collaborating with a team of outstanding talents and state of the art technology to build a lasting, positive future for millions.

WHAT YOU'LL BE DOING

• Contributing to the iOS guild with your expertise to ensure technical excellence
• Mentor other engineers and have a coach to support your growth
• Be an owner of product development by collaborating with the different roles, assuring the quality and delivery
• Work in a dynamic, goal-driven agile setting

 WHAT WE'RE LOOKING FOR 

• 5+ years of experience in mobile engineering 
• Experience with Swift, programmatic UI and the basics of reactive programming
• You have a passion for a great UX and UI and you are keen to work closely with our designers to achieve this
• You care about quality, and know the best ways to achieve this both in code and for the product itself
  
  

TECHNOLOGY STACK

• 100% Swift;
• SwiftUI and UIKit;
• Reactive data flow with Combine, ReactiveSwift and WebSockets;
• MVVM-C;
• Dependency Injection

WHY YOU SHOULD APPLY NOW

Our culture rewards ownership, excellence, and high energy. We care deeply about outcomes and hold each other accountable - we’re here to win and fix one of the largest challenges Europeans face - closing the pension gap and democratizing wealth. If this gets you fired up, reach out! 

At AKQA (part of WPP), we believe in the imaginative application of art and science to create beautiful ideas, products and services. With an entrepreneurial and collaborative approach, we design and build adaptive digital products, services and experiences that capture the imagination and deliver impressive returns for our clients.

Our roles and responsibilities are rapidly changing during this age of rapid AI growth, adoption, capability and market options.  AI Landscape and Production AI implementation experience is essential.

The Technical Lead is the main driver for the end-to-end; ideation, technical innovation, design, scoping, development, deployment and maintenance of solutions using the latest tools and technologies.  The Technical Lead has overall responsibility for the day-to-day technical ownership and direction of a project.

While this role is client-facing and involves leading the technical direction, you will also be expected to lead the architecture of the project and will contribute to code, particularly during critical phases or to prototype new features.  

You will be working closely with Business, Project Management, Creative, UX, and Data teams whilst also running on-shore, off-shore and hybrid development teams. 

This role also involves contributing to Technical Strategy, ideation, pitching, pre-sales activities and engineering, thought leadership, profile creation and speaking engagements.

Based in London (Farringdon), in a Hybrid working environment, frequently collaborating with our global studios and partners, you will enjoy working in a team of highly skilled people, all with strong opinions about various technologies, frameworks and approaches. 

You will articulate your ideas to colleagues effectively whilst also taking on board the ideas of others and remaining solutions focused. You will thrive when faced with new challenges, view them as opportunities and constantly look to improve client offerings. You will work in a progressive environment that fosters a meritocratic culture, surrounded by some of the brightest minds in their fields. 

As a Technical Lead at AKQA, you will be inspired by technology and have a passion for creating innovative solutions.

While you may from time-to-time, also be asked to wear the hats of a Project Manager, Scrum-Master or Product Owner; we are looking for a Technologist first, with these additional capabilities. 
Technical Architecture and Engineering capability and experience is mandatory.

ROLE REQUIREMENTS

• Client facing.
• Thought Leadership and promotion of AKQA Technology.
• AI Implementor
• AI Usage - proficient elevated workflow and development tooling
• AI Enabled Experience Development & Integration - vendor and cloud landscape knowledge, systems design, integration & model customisation - with proven experience of addressing marketing challenges such as content generation, personalisation, campaign optimisation etc.
• AI Architecture - Agentic AI creation and Orchestration.
• AI Content & Data Engineering - experience of collecting, cleansing, transforming and embedding.
• AI Cost x Value calculations.
• AI Governance and Testing models
• Design and implement first-class end-to-end Solutions and MACH Architectures.
• Ability to create prototypes or bug fixes.
• Ability to integrate innovative solutions into the technical architecture.
• Ability to analyse, appraise and make recommendations, taking into account existing client technology landscape whilst pushing new technology solutions to align with business ambitions.
• Ability to evaluate and validate the technical complexities of multi-tiered web solutions and systems integration, their underlying technologies and the latest technical tools.
• Ability to gather requirements and break them down into the technical tasks required to complete a project phase.
• Ability to operate within different software delivery methodologies such as Lean Innovation teams, KANBAN and larger SCRUM teams.
• Ability to recognise technical risk and plan to mitigate, and/or move fast to solutionise.
• Able to decide the resource profile required for a project and to provide top-down and bottom-up estimates against a scope.
• Line manage and coach Developers and help them to grow and develop their careers and capabilities.
• Ability to manage one or two; onshore, nearshore, offshore or hybrid development team(s) at a time.
• Strive to learn new skills and stay abreast of technical developments, successfully applying them to work practices.
• Ability to compare and select the most appropriate supplier or product for the required task.
• Ability and techniques to improve processes per project, client workstreams and in the technology department as a whole.
• Technical skills and knowledge:
• Cloud hosting providers such as AWS, Azure, GCP, Vercel & Netlify
• Cross-platform AI experience across AWS, Microsoft Azure, Google (e.g. Bedrock, AgentCore, Vertex, Azure ML etc.)
• Advanced Python programming
• AI frameworks such as AutoGen, Langflow, Tensorflow
• Knowledge of Infrastructure as Code, CI/CD
• Use of Middleware and RESTful or GraphQL APIs
• Microservices and MACH Architectures.
• HTML, CSS, Javascript frameworks such as React,
  or Mobile technologies such as SwiftUI, Kotlin, Flutter or React-native
• CMS, DXPs and common MarTech
• SaaS products integration
• Atlassian, Azure DevOps, GitLab or similar workflow tools
• Understanding of Automation and Quality assurance practices

QUALITIES AND CHARACTERISTICS 

• Must be from an engineering or development background.
• A continuous-improvement approach to management.
• Proactive self-starter with acute attention to detail and drive for improvement.
• A practically-minded thought leader whose first priority is delivering excellent work. 
• Advocate for improvements to processes, quality, and security.
• Analytical and positive mindset with a personable and professional approach.
• Sharp attention to detail and a passion for new technology, staying abreast with the latest developments in the industry.
• Professional written and verbal communication.
• Be able to talk about Technology to non-technical audiences (clients, stakeholders and team members).
• Champion continuous improvement and best-in-class software development processes.
• Contribute to the ideation process and be proactive in proposing technical solutions to needs that other disciplines may not be aware of.

Explore our extensive range of benefits here.