Staff Android Engineer, Accessibility & UI Systems

Since we opened our doors in 2009 the world of commerce has evolved immensely and so has Square After enabling anyone to take payments and never miss a sale we saw sellers stymied by disparate outmoded products and tools that wouldnt work together



So we expanded into software and started building integrated omnichannel solutions to help sellers sell online manage inventory offer buy now pay later functionality book appointments engage loyal buyers and hire and pay staff Across it all weve embedded financial services tools at the point of sale so merchants can access a business loan and manage their cash flow in one place Afterpay furthers our goal to provide omnichannel tools that unlock meaningful value and growth enabling sellers to capture the next generation shopper increase order sizes and compete at a larger scale



Today we are a partner to sellers of all sizes large enterprisescale businesses with complex operations sellers just starting as well as merchants who began selling with Square and have grown larger over time As our sellers grow so do our solutions There is a massive opportunity in front of us Were building a significant meaningful and lasting business and we are helping sellers worldwide do the same
The Role

UI Systems builds Squares universal design system Market Market is deployed across all of Squares sellerfacing products on iOS Android and web This includes our flagship products Point of Sale Square Register Square Terminal and Square Handheld Put simply this team builds the public face of Square

Were not only building a design system though our mandate is wider than that UI Systems is also building the core UI frameworks and tools needed to make building testing and maintaining UI easy and fast at scale Were supporting almost 200 Android engineers and 1500 screens across Squares Android teams UI Systems accessibility squad where this role will live also supports accessibility needs across Squares products and surfaces

Why Ensuring a consistent experience across products at scale is hard At Square we value great and consistent design UI Systems is here to ensure that Squares customers and Square engineers alike have a delightful and consistent experience when working with or working on our products no matter who built them

Our design system is built with Jetpack Compose We also heavily leverage Squares Workflow state management framework In addition to maintaining and growing our Market design system and UI tooling were working on exploring how we can make our design system more flexible and applicable to other surfaces within the Block ecosystem

As an engineer on the UI Systems team youll be expected to partner closely with our design team to inform and deliver components and tools that help Squares product engineers work faster while ensuring a quality experience for Squares sellers Youll also function as a translator of sorts identifying needs and missing pieces and bringing them to UI Systems to push the entire design system forward We also work closely with peer engineering teams like Mobile Foundation ensuring a reliable performant observable and accessible toolkit across all layers of the stack

As a staff engineer on UI Systems Android youll work closely with UI Systems leads and leads both technical and people across Square to set technical direction set team priorities and overall evangelize the work of UI Systems and our Accessibility squad

Finally you will also be expected to build and maintain relationships with other senior mobile engineers both within our team and across all of our customer and peer teams to stay ahead of potential issues and understand upcoming needs A key part of UI Systems job is to understand the current state of mobile development at Square empathizing with the pain points of our customer teams and working across platform teams to solve these issues our team works with others to get to yes we want to be an enabler not a blocker
You Will

Build the core UI frameworks and design tooling needed to deploy maintain and test our design system at scale we have 1500 screens across our products As a staff engineer on the accessibility squad youll do this with a particular focus on accessibility of all kinds
Work closely with designers on UI systems and across Square to build a scalable and accessible design system for our mobile apps This includes everything from simple UI elements like buttons up to custom navigation stacks and hierarchies and whatever is needed between
Work with all engineers on UI systems across Android iOS and web to ensure were building in a consistent and cohesive way on all three platforms Were aiming for consistency in APIs across platforms when possible
Embed with Squares product teams to evangelize and adopt our design system core frameworks accessibility and design tools
Provide courteous timely support to product engineers building with the design system answering their questions and building missing pieces to unblock and support their needs Accessibility in particular is a new focus area for us in 2025 and so we have a lot of work to do to infuse it into the engineering and design culture at all levels

You Have

5 years experience working with Androids accessibility technologies as well as general knowledge of mobile accessibility expectations and the WCAG set of standards
12 years Android development experience
Jetpack Compose experience or knowledge is expected
Experience with understanding of and passion for UI design principles
Experience building design systems or UI frameworks at medium to large scale
Experience building relationships across design and engineering
Experience leading through influence across engineers
Experience as a technical lead DRI for a small to medium sized team
Note We are a processlight team you must be independent have a strong bias towards action and be a selfstarter We use processes to help us not to constrain us

Were working to build a more inclusive economy where our customers have equal access to opportunity and we strive to live by these same values in building our workplace Block is an equal opportunity employer evaluating all employees and job applicants without regard to identity or any legally protected class We will consider qualified applicants with arrest or conviction records for employment in accordance with state and local laws and fair chance ordinances We believe in being fair and are committed to an inclusive interview experience including providing reasonable accommodations to disabled applicants throughout the recruitment process We encourage applicants to share any needed accommodations with their recruiter who will treat these requests as confidentially as possible Want to learn more about what were doing to build a workplace that is fair and square Check out our ID page

While there is no specific deadline to apply for this role US roles are typically open for an average of 55 days before being filled by a successful candidate Please refer to the date listed at the top of this job page for when this role was first posted



Block takes a marketbased approach to pay and pay may vary depending on your location US locations are categorized into one of four zones based on a cost of labor index for that geographic area The successful candidates starting pay will be determined based on jobrelated skills experience qualifications work location and market conditions These ranges may be modified in the future

To find a locations zone designation please refer to this resource If a location of interest is not listed please speak with a recruiter for additional information


Zone A
263600395400 USD
Zone B
263600395400 USD
Zone C
263600395400 USD
Zone D
263600395400 USD

Every benefit we offer is designed with one goal empowering you to do the best work of your career while building the life you want Remote work medical insurance flexible time off retirement savings plans and modern family planning are just some of our offering Check out our other benefits at Block

Block Inc NYSE XYZ builds technology to increase access to the global economy Each of our brands unlocks different aspects of the economy for more people Square makes commerce and financial services accessible to sellers Cash App is the easy way to spend send and store money Afterpay is transforming the way customers manage their spending over time TIDAL is a music platform that empowers artists to thrive as entrepreneurs Bitkey is a simple selfcustody wallet built for bitcoin Proto is a suite of bitcoin mining products and services Together were helping build a financial system that is open to everyone