Full-Time
Senior Android Developers
Posted on 6/12/2025
Shift4
1,001-5,000 employees
End-to-end payments processing platform for merchants
No salary listed
Las Vegas, NV, USA + 5 more
More locations: Center Valley, Upper Saucon Township, PA, USA | Tampa, FL, USA | Zelienople, PA, USA | Atlanta, GA, USA | Silver Spring, MD, USA
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Relocation assistance may be available.
 Software Engineering (1) |
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- An expert in Kotlin programming, the Android 8 & 10 SDK and with Google's Android design principles
- 5+ years hands-on experience developing innovative Android apps (Java, Kotlin) targeting both business users and consumers
- Strong knowledge of Android UI design and ability to work closely with UI designers
- BS in Computer Science or equivalent. Experience in lieu of a degree may be considered
- Expertise with maintaining transactionality with asynchronous offline mode applications, threading and performance tuning
- Strives to ensure that solutions are a great fit and use to the target end user persona
- Experience working in an agile software development lifecycle (SDLC) by designing, developing, and deploying working software through analysis of functionality as defined by a Product team
- Comfortable and experienced identifying and implementing non-functional requirements, writing code that is clean, of good quality
- Proficient with testing work-in-progress deliverables to make sure they meet acceptance criteria and functional requirements as defined by a Product team as well as non-functional requirements defined by the development team
- Great interpersonal, verbal and written skills including documentation of complex technical solutions (e.g., white boarding, code comments)
- Driven and wants to be part of a highly productive team that delivers products on a continual basis
- Hardcore coding in Kotlin of high-performant business solutions
- Be an active participant in a high velocity scaled Agile process
- Work alongside other Software Engineers on the team to elevate technology and consistently apply
- Collaborate cross-functionally with Business Analysts, QA, and other team members to achieve elegant solutions which satisfy business needs, goals, and objectives
- Provide recommendations for continuous improvement of development processes, technical solutions, and SkyTab itself
- Test “your own” code via unit, integration and acceptance testing techniques to ensure delivery and quality goals are met
- Diagnose and resolve issues with deployed systems using a variety of techniques including direct engagement with support personnel and customers
- Become an acknowledged technical expert and specialist for some parts of the platform
- Proactive assessment and analysis of existing systems to maximize quality and customer satisfaction, minimize maintenance costs and other operational issues
- Likelihood of leading mid to large teams of developers to tackle important initiatives or pressing objectives for the product
- Likelihood of becoming a scrum team lead for being a guiding force in the code base and helping the team clearly understand objectives and deliverables in a given sprint
- Expertise and experience with a focus around restaurant point of service apps (POS, Kiosk, online ordering) is a big plus
- Hands-on experience using RabbitMQ for data synchronization and replication, and RESTful APIs for fetching and upserting of transactions to the cloud back end
Shift4 delivers end-to-end payment processing and commerce technology for merchants in sectors like retail, hospitality, and leisure. It runs transactions on an integrated platform that combines in-person and online payments, a secure gateway, and business analytics, supporting card-present and card-not-present transactions across 100+ payment methods and 160 currencies, with hardware and software options such as mobile payments and the Lighthouse Business Management System. The company stands out by offering a single, connected ecosystem that covers payments, point-of-sale hardware and software, and analytics, and it expands its reach through acquisitions. Its goal is to grow its global footprint in fintech by helping merchants manage payments, data, and related business operations on one platform.
Company Size
1,001-5,000
Company Stage
IPO
Headquarters
Allentown, Pennsylvania
Founded
1994
Simplify's Take
What believers are saying
- Shift4 One expands from 7 to 15 countries targeting 70,000 merchants by 2026.
- SkyTab POS adoption drives 32% Q1 2026 revenue growth to $1.12 billion.
- Partnerships with Chicago Fire FC and Chicago Cubs boost sports venue revenue.
What critics are saying
- Middle East conflict cuts $20 million from Q2 2026 tax-free shopping volumes.
- Legacy revenue phase-out drags organic growth by 400 basis points through 2026.
- Raymond James downgrades to Outperform on March 26, 2026, citing low-double-digit growth.
What makes Shift4 unique
- Shift4 integrates payments with POS hardware like SkyTab across 200,000 businesses.
- Shift4 powers commerce for stadiums including Wrigley Field and Inter Miami CF.
- Shift4 processes $260 billion annually in hospitality, retail, and leisure verticals.
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Growth & Insights and Company News
6 month growth
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↓ -1%Raymond James downgraded Shift4 Payments (NYSE:FOUR) to Outperform from Strong Buy on 26 March, setting a $67 price target. The downgrade reflects concerns over decelerating organic growth, with expectations of low-double digit expansion in 2026 versus high-teens growth in 2025. The firm described the stock as a "show-me story", noting that patience will be required with 2026 guidance. Earlier in March, BTIG lowered its price target to $70 from $80 whilst maintaining a Buy rating, acknowledging the growth slowdown but highlighting multiple growth levers. Shift4 Payments also announced leadership changes on 9 March, appointing Pier Francesco Nervini as President of Shift4 International and Timothy Goodwin as Chief Payments Officer.
Cloudflare, a cloud services provider with a $77.66 billion market cap, is positioned for strong growth despite recent insider selling. The company's revenue is forecast to grow 19.5% annually, outpacing the US market, with profitability expected within three years. Recent strategic moves include a partnership with SentinelOne for AI-driven security solutions and developments in post-quantum encryption technology. The company generates $2.17 billion in revenue from its internet telephone segment. However, Cloudflare reported a net loss of $102.27 million for 2025, presenting financial challenges as it pursues expansion. The company maintains significant insider ownership, which typically signals confidence in future prospects. The analysis comes as the US market has risen 13% over the past year, with earnings forecast to grow 16% annually.
Shift4 Payments Inc. shares surged 19.24% on Tuesday to close at $52.50, as investors engaged in bargain-hunting following the stock's fall to a two-year low of $40.60 last Friday. The decline mirrored broader market losses driven by Middle East tensions. Despite the rebound pushing month-to-date gains to 19%, the stock remains down 35% year-to-date. The payment processing company reported mixed 2024 results: gross revenues rose 25% to $4.18 billion, whilst net income attributable to shareholders fell 66% to $79 million. For 2025, Shift4 Payments projects full-year gross revenues between $2.5 billion and $2.6 billion, representing 26% to 31% growth, with adjusted EBITDA forecast to increase 20% to 25% to $1.165 billion to $1.215 billion.
Jared Isaacman, 10% owner of Shift4 Payments, purchased 43,827 shares at a weighted-average price of $45.75 per share on 10 March 2026, according to an SEC Form 4 filing. The transaction was valued at approximately $2 million. Following the purchase, Isaacman directly holds 1,410,727 shares and maintains indirect control over 21,875,824 shares through various entities. The acquisition represented just 0.19% of his total holdings. The purchase occurred after Shift4's stock had declined 47.5% over the prior year. Isaacman has reported 25 insider transactions over the past three years, with recent purchases typically ranging from 14,000 to 296,000 shares. Shift4 Payments provides integrated payment processing and technology solutions for hospitality, retail and entertainment sectors.
Shift4 Payments has seen revenue per share increase 122% over the past three years, according to Marram Investment Management's fourth-quarter investor letter. Despite strong operational performance, the payment technology sector faces a disconnect between fundamentals and share prices, with investor fears of growth deceleration causing valuation compression. Shift4 Payments reported Q4 2025 gross revenue of $1.189 billion, up 34% year-over-year. However, the company's shares fell 53.30% over the past 52 weeks, closing at $41.17 on 20 March 2026, giving it a market capitalisation of $4.206 billion. Marram Investment Management highlighted this divergence between operating progress and market performance, noting that 49 hedge funds held positions in the company at the end of Q4 2025.