--- title: 'Information Security Architect at SumUp' canonical: 'https://feeny.ai/job/information-security-architect-sumup-sofia-7byj2zhr1h6b' type: 'job' last_seen: '2026-09-22' --- # Information Security Architect at SumUp - **Company:** SumUp - **Location:** Sofia, Bulgaria - **Posted:** 2026-09-21 - **Last confirmed live:** 2026-09-22 - **Apply:** https://sumup.com/careers/positions/8644927002?gh_jid=8644927002 ## Job description Information Security Architect – Information Security Office first ## Team description SumUp's Information Security team protects a payments platform used by millions of small businesses, which means the work here directly shapes whether merchants can trust us with their money every single day. As an Information Security Architect, you'll help decide how security gets built into new products from day one, from mobile payments to the secure use of AI, while also stepping in as a senior responder when things go wrong. It's a role that sits at the intersection of prevention and response: you'll shape the architecture that stops incidents from happening, and you'll be in the room leading the response when they do anyway. ## What you'll do - Define security architecture requirements for high-risk initiatives, including PCI PIN, payment processing, and mobile payment surfaces - Build automation for security architecture assurance and incident response, such as policy-as-code, detection-as-code, and SOAR workflows - Lead incident triage, investigation, containment, and remediation for complex, high-severity security incidents - Develop and improve incident response playbooks and detection automation with the wider security team - Coordinate with Engineering, Platform, IT, Product, Risk, and Compliance to validate security before launch - Maintain a prioritised security roadmap that balances architecture work with lessons learned from incidents You'll be great for this role if… - More than 8 years of security experience, typically including at least three years focused on security architecture and substantial hands-on incident response - Strong knowledge of SIEM/SOAR/CNAPP systems - Experience working with modern Cloud vendors (AWS/AZURE/GCP) & SaaS solutions (Vercel, n8n, Cloudflare, Langdock, Cursor, IncidentIO, Notion, Vanta) - Strong knowledge of payment security standards, including PCI DSS and PCI PIN - Experience building or improving detection as code, security automation pipelines, or workflow automation tools - Comfort translating architecture decisions and incident risk into clear language for senior stakeholders - Track record of leading response during high-severity incidents while balancing multiple cross-functional priorities ## Why you should join SumUp πŸŽ‰ 🌍 Opportunity to work with SumUppers globally on large-scale fintech products used by millions of businesses worldwide, from our modern Sofia office. This involves an office-first setup 🌈 Commitment to Diversity and Inclusion: be part of a workplace that values and promotes diversity, fostering an inclusive environment where everyone's perspectives are respected and embraced πŸš€ Enrolment onto our Virtual Stock Option programme: you will own a stake in SumUp's future success πŸ“š A dedicated annual L&D budget of €2000 and 10 paid days of educational leave which can be used to attend conferences and/or advance your career through further education πŸ– Generous time off: 25 days of paid leave, plus one extra day per year of service (up to 35), along with public holidays and special leave options πŸ₯ Peace of mind: additional health insurance and life insurance πŸ’ͺ Stay active: on-site yoga and a co-sponsored Multisport card offering access to hundreds of sports facilities 🍽 Meal support: benefit from a tax-free food voucher program plus flexibility via our Re: Benefits platform 🚌 Easy commute: free shuttle buses connecting directly to Joliot-Curie metro station 🌴 Break4me: 1-month sabbatical after 3 years of service πŸ”— Referral Bonus: earn additional rewards by referring talented individuals to join the SumUp team ## About SumUp Be empowered to do more that matters. At SumUp, we're on a mission to empower small businesses across the globe by providing simple and affordable tools that allow them to thrive. Today, over 4 million businesses in 38 markets rely on SumUp as their financial partner to manage payments, finance, and customer relationships. Our commitment to small businesses is reflected in [our diverse team](https://youtu.be/9DG64C3moeQ?si=YpcWuBNBTOQPzeLI) of over 3,000 SumUppers from over 90 nationalities, united by global collaboration and an innovative mindset. [Our core values](https://www.sumup.com/careers/culture/) shape who we are and what we stand for, shaping our work culture and driving our success. We foster inclusivity and a continuous learning culture, providing a safe space for personal and professional growth. Our differences make us unique and strong as we strive to create an environment where everyone belongs and feels supported, no matter how they identify. SumUp is proud to be an Equal Employment Opportunity employer, actively seeking and embracing diversity in our workforce. We don't make hiring or employment decisions based on race, colour, religion or religious belief, ethnic or national origin, nationality, sex, gender, gender identity, sexual orientation, disability, age or any other basis protected by applicable laws or prohibited by company policy. Our commitment extends beyond recruitment to creating a safe and respectful workplace where harassment of any form is strictly prohibited. Discover more about our culture and opportunities on our [careers website](https://www.sumup.com/careers/), and follow our journey on [LinkedIn](https://www.linkedin.com/company/sumup/), [Instagram](https://www.instagram.com/insidesumup/), and [TikTok](https://www.tiktok.com/@insidesumup). Job Application Tip We recognise that candidates feel they need to meet 100% of the job criteria in order to apply for a job. Please note that this is only a guide. If you don’t tick every box, it’s ok too because it means you have room to learn and develop your career at SumUp. ## About SumUp ## Company Overview - **One-liner**: SumUp is a global fintech company that provides simple, affordable payment and financial management tools to help small businesses start, run, and grow. - **Entity Type**: Private (Funding stage not publicly available) - **Headquarters**: London, United Kingdom - **Founded**: 2012 - **Founders**: Not specified in provided sources ## Core Business - **Primary industry**: Financial Services / Fintech (Payments) - **Target customers**: Small and medium-sized businesses (SMBs), B2B - **Mission or purpose statement**: "Empower small businesses all over the world." β€” with the vision of "a world where everyone can build a thriving business." ## Products & Services - **Payment Processing (Card Readers & POS)**: Hardware and software solutions for in-person and online payments, enabling merchants to accept card and contactless payments. - **SumUp Business Account**: A digital business account for managing finances and transactions. - **Invoicing & Customer Relationship Tools**: Tools to create invoices, manage customers, and streamline operations. ## Market Standing - **Valuation/Market Cap**: Not disclosed (private company) - **Key Metric**: Over 4 million merchants served across 37 markets; 3,000+ employees from more than 90 nationalities - **Notable Investors/Partners**: Not listed in provided sources - **Growth Signals**: Headcount growth to 3,000+; recognition as a Top Global Employer for inclusion (Stonewall Workplace Equality Index 2022/2023) and Fintech Diversity Initiative of the Year (2025); expansion across 4 continents with 20+ offices. ## Competitive Advantages - **Global reach**: Operating in 37 markets with localized products and support. - **Merchant focus**: Deep commitment to small business owners, with products designed specifically for their needs. - **Inclusive culture**: Strong diversity and inclusion programs, gender parity in workforce, and employee-led communities (e.g., Pride Club). - **Autonomous teams**: Small, empowered teams with servant leadership, fostering innovation and speed. ## Strategic Focus - Expanding product and service portfolio to become a complete financial partner for small businesses. - Continuing to invest in a learning culture (SumUp University) and employee development. - Maintaining an office-first culture while enabling occasional remote work to balance collaboration and flexibility. - Growing market presence by entering new geographies and deepening existing ones. ## Why Work Here - **Culture**: Office-first company that values human connection, autonomy, and continuous learning. Core values include Team First, We Care, and Founder’s Mentality. - **Remote/Hybrid policy**: Office-first with the ability to work remotely occasionally, as agreed with teams. - **Benefits**: Relocation support for overseas hires, dedicated budget for conferences and external training, and location-specific perks. - **Engineering culture**: Autonomous teams, servant leadership, and a focus on pragmatic, self-driven problem-solving. - **Inclusion**: Recognized as a Top Global Employer for inclusion; active LGBTQ+ community and gender parity initiatives. - **Hiring process**: Transparent, with recruiter screening, hiring manager interview, technical assessment, team interview, bar raiser, and final offer. ## Sources 1. [sumup.com](https://www.sumup.com/careers/) 2. [linkedin.com](https://www.linkedin.com/company/sumup) 3. [sumup.com](https://www.sumup.com/careers/culture/) 4. [sumup.com](https://www.sumup.com/careers/positions/) 5. [sumup.com](https://www.sumup.com/careers/how-we-hire/) ## Other roles at SumUp - [Field Sales Area Manager - The Hague](https://feeny.ai/job/field-sales-area-manager-the-hague-sumup-netherlands-gsy5ckg8xrvm) β€” Netherlands - [Head of Regional Field Sales - Spain and Portugal](https://feeny.ai/job/head-of-regional-field-sales-spain-and-portugal-sumup-barcelona-t3swgkab2z9t) β€” Barcelona, Spain - [Workplace Experience Coordinator- Berlin (fixed term 12 months)](https://feeny.ai/job/workplace-experience-coordinator-berlin-fixed-term-12-months-sumup-berlin-hq9mcjvdbrh8) β€” Berlin, Germany - [Senior Software Engineer, EU Own Acquiring](https://feeny.ai/job/senior-software-engineer-eu-own-acquiring-sumup-sofia-tyqaq52mgae8) β€” Sofia, Bulgaria - [Senior Product Data Analyst - Payments](https://feeny.ai/job/senior-product-data-analyst-payments-sumup-sofia-bqztw2n2wfac) β€” Sofia, Bulgaria - [Sales Trainer](https://feeny.ai/job/sales-trainer-sumup-london-england-y94177zvpqjk) β€” London England, United Kingdom - [Junior Sales Development Representative (m/w/d)](https://feeny.ai/job/junior-sales-development-representative-m-w-d-sumup-cologne-watvw9cw51f4) β€” Cologne, Germany - [Field Sales Executive](https://feeny.ai/job/field-sales-executive-sumup-belfast-northern-ireland-n338fmmkxb5h) β€” Belfast Northern Ireland, United Kingdom - [Customer Retention Specialist](https://feeny.ai/job/customer-retention-specialist-sumup-boulder-colorado-z7mmmp023nwq) β€” Boulder Colorado, United States / El Paso Texas, United States - [Junior Key Account Sales Executive](https://feeny.ai/job/junior-key-account-sales-executive-sumup-paris-z9sk63cey97s) β€” Paris, France