16 senior full stack developer jobs

Blockchain is connecting the world to the future of finance. As the most trusted and fastest-growing global crypto company, it helps millions of people worldwide safely access cryptocurrency. Since its inception in 2011, Blockchain has earned the trust of over 90 million wallet holders and more than 40 million verified users, facilitating over $1 trillion in crypto transactions. We are looking for a Infrastructure Security Engineer with a proven track record in keeping systems safe. You will play a critical role in building and providing tooling that monitors our entire stack, from supporting our consumer-facing products and our institutional offerings to ensuring that we are capable of rapidly responding to cyber attacks on our colleagues and endpoints. Throughout our company, Security is a well-established mindset that leverages novel engineering approaches - as a Senior Infrastructure Security Engineer, you will lead by example and drive technical discussions with...

Why Verifone For more than 40 years Verifone has established a remarkable record of leadership in the electronic payment technology industry. Verifone has one of the leading electronic payment solutions brands and is one of the largest providers of electronic payment systems worldwide. Verifone has a diverse, dynamic and fast paced work environment in which employees are focused on results and have opportunities to excel. We take pride in the fact that we work with leading retailers, merchants, banks, and third party partners to invent and deliver innovative payments solution around the world. We strive for excellence in our products and services, and are obsessed with customer happiness. Across the globe, Verifone employees are leading the payments industry through experience, innovation, and an ambitious spirit. Whether it’s developing the next platform of secure payment systems or searching for new ways to bring electronic payments to new markets, the team at Verifone is...

Meet Ozow Ozow is a leading fintech company that's redefining digital payments in South Africa and beyond. We're dedicated to making payments more accessible, secure, and convenient for both businesses and consumers. As a fast-growing player in the financial technology sector, Ozow fosters a culture of innovation, diversity, and inclusivity. We believe in pushing the boundaries of what's possible and are committed to making a positive impact on the world through our payment solutions. More about this Ozow fantastic position We are seeking a commercially driven and technically fluent Technical Sales Lead to steer how Ozow designs, sells and delivers payment solutions across our entire merchant base. This is a growth role. It owns the way we approach both existing merchants and prospective merchants, turning Ozow's product capability and payment rails into solutions that win new business, deepen and retain the merchants we already serve, and open new revenue streams. It...

The world of digital assets is accelerating in speed, magnitude, and complexity, opening the door to new ways for leveraging the blockchain. Fireblocks’ platform and network provide the simplest and most secure way for companies to work with digital assets and it trusted by some of the largest financial institutions, banks, globally-recognized brands, and Web3 companies in the world, including BNY Mellon, BNP Paribas, ANZ Bank, Revolut, and thousands more. The world of digital assets is accelerating in speed, scale, and complexity, opening new ways to leverage blockchain. Fireblocks’ platform and network provide the simplest and most secure way for companies to work with digital assets, and it is trusted by some of the largest financial institutions, banks, globally-recognized brands, and Web3 companies in the world, including BNY Mellon, BNP Paribas, ANZ Bank, Revolut, and thousands more. At Fireblocks, security isn’t an afterthought; it’s the foundation...

Elliptic has helped trace and disrupt over $21.8 billion in illicit crypto laundered across blockchains, from sanctioned nation states to organized crime networks hiding funds through token swaps and unregulated exchanges. It’s how compliance and investigations teams fight back, tracking and screening transactions with 99% market coverage. The infrastructure behind all of this needs to be as resilient and sharp as the intelligence it delivers. We are looking for a Senior DevOps Engineer with a strong background in DevOps and extensive hands-on experience with Kubernetes, someone who thrives on taking ownership, driving initiatives from concept to delivery, making informed decisions, and proactively improving systems and processes. You’ll play a key role in shaping our platform strategy, collaborating with talented engineers, and fostering a culture of reliability, security, and efficiency. The Impact You Will Have You will have a transformative impact across Ellitpic by...

Key Responsabilities Design, develop, and maintain Java and Spring Boot microservices, APIs, and full stack applications with modern frontend frameworks, primarily Angular, while remaining open to React or other frontend technologies where relevant. Produce clean, secure, and efficient code aligned with engineering standards. Build and maintain responsive, accessible, and maintainable user interfaces using Angular and modern frontend engineering practices, with attention to usability, performance, testing, and clean integration with backend APIs. Contribute across all stages of the product lifecycle in close collaboration with cross‑functional engineering teams. Work within an Agile, CI/CD‑driven environment and contribute to improving development workflows. Apply architectural concepts to ensure secure, scalable, and highly available solutions. Write unit, integration, and automated tests and integrate them into the CI/CD pipeline. Participate in design discussions, code...

Thought Machine's mission is bold – to properly and permanently rid the world's banks of legacy technology. To achieve this, we have developed the foundations of modern banking through core and payments technology which run natively in the cloud. What we are attempting is hard and means we need great people working together to build great technology. We have grown rapidly in the past few years – growing our team to more than 550 individuals across offices in London, New York, Singapore, Sydney and our newly established Engineering Hub in Lisbon. We have raised more than £500m in funding and our investors include Molten Ventures, Eurazeo, Intesa Sanpaolo, Temasek, Nyca Partners, JPMorgan Chase Strategic Investments, Standard Chartered Ventures, and more. We have created a culture that enables our team to produce the best work in the industry while ensuring we have fun along the way. We're regularly cited as having a fantastic workplace culture and have been recognised by Sifted...

Leanpay is an 10-year-old Fintech product company , fulfilling a mission to enable consumers to pay for any product or service in installments in any shop and in any channel with only a few clicks. Leanpay assures immediate response, no worries about paperwork, no waiting or separate trips to the bank, and no need for a credit card or other financial product onboarding. Buy Now Pay Later (“BNPL”) and digital Point-of-sale Finance (“dPOSF”) are the hottest trends in Fintech and Leanpay is working hard to be at the forefront of that trend in Central and South-eastern Europe. Currently, Leanpay is a dPOSF leader in Slovenia and based on a successful Series A funding round, in 2022 Leanpay continued its internationalization and growth into Romania . A great milestone was achieved this 2024 year when Leanpay secured €10M in Series B Funding . It will enable us to solidify our market leadership in Slovenia, scale our operations in Romania and Hungary, continue to roll out...

Who We Are PAYONE is a joint venture between Worldline and the DSV Group (Deutscher Sparkassenverlag) and one of the leading payment service providers in Germany and Austria. With more than 260,000 customers and six billion transactions processed per year, we enable merchants and service providers – whether in-store, mobile or online – to meet the demands of cashless payments through fast, simple and reliable digital processes. We offer tailored solutions for companies of all sizes and industries, designed in line with the highest security standards. The opportunity Within the Digital Services division of equensWorldline, the Trading & Financial Information (TFI) department is involved in the design, development, and hosting of transactional applications that demand high performance and reliability for our clients in the financial markets, banking, and insurance sectors. Within the TFI department, you will be integrated into the team responsible for...

Thought Machine's mission is bold – to properly and permanently rid the world's banks of legacy technology. To achieve this, we have developed the foundations of modern banking through core and payments technology which run natively in the cloud. What we are attempting is hard and means we need great people working together to build great technology. We have grown rapidly in the past few years – growing our team to more than 550 individuals across offices in London, New York, Singapore, Sydney and our newly established Engineering Hub in Lisbon. We have raised more than £500m in funding and our investors include Molten Ventures, Eurazeo, Intesa Sanpaolo, Temasek, Nyca Partners, JPMorgan Chase Strategic Investments, Standard Chartered Ventures, and more. We have created a culture that enables our team to produce the best work in the industry while ensuring we have fun along the way. We're regularly cited as having a fantastic workplace culture and have been recognised by Sifted...

About Playtech Founded in 1999, the company has a premium listing on the Main Market of the London Stock Exchange and is focused on regulated and regulating markets across its B2B business. By leveraging its proprietary technology, Playtech delivers innovative products and services to ensure a safe, engaging and entertaining gaming experience. As the gaming industry's leading technology company, it combines business intelligence-driven software, services, content, and platform technology to drive excellence and innovation across the sector. Read more about who we are and what we do here: www.playtechpeople.com and www.playtech.com Here at Playtech, we genuinely believe that people are our biggest asset. Diverse thoughts, experiences, and individual characteristics enrich our work environment and lead to better business decisions. Embracing differences and maintaining transparency in our processes is the core of Playtech's overall commitment to responsible business...

Circle (NYSE: CRCL) is one of the world’s leading internet financial platform companies, building the foundation of a more open, global economy through digital assets, payment applications, and programmable blockchain infrastructure. Circle’s platform includes the world’s largest regulated stablecoin network anchored by USDC, Circle Payments Network for global money movement, and Arc, an enterprise-grade blockchain designed to become the Economic OS for the internet. Enterprises, financial institutions, and developers use Circle to power trusted, internet-scale financial innovation. Learn more at circle.com. What You’ll Be Part Of Circle is committed to visibility and stability in everything we do. As we grow as an organization, we're expanding into some of the world's strongest jurisdictions. Speed and efficiency are motivators for our success and our employees live by our company values: High Integrity, Future Forward, Multistakeholder, Mindful, and Driven by Excellence. We...

This is Adyen Adyen provides payments, data, and financial products in a single solution for customers like Meta, Uber, H&M, and Microsoft - making us the financial technology platform of choice. At Adyen, everything we do is engineered for ambition. For our teams, we create an environment with opportunities for our people to succeed, backed by the culture and support to ensure they are enabled to truly own their careers. We are motivated individuals who tackle unique technical challenges at scale and solve them as a team. Together, we deliver innovative and ethical solutions that help businesses achieve their ambitions faster. Team Lead, IT Support, EMEA As Team Lead, IT Support, EMEA, you will be based in our Amsterdam office, stepping into a role to build and lead a best-in-class regional support function. You will manage a distributed team of nine across three different offices (Amsterdam, Madrid & London) to elevate the overall IT support experience. The scope...

At Exness, we are not just a leading trading broker—we’ve reimagined what it takes to be a leader. With 40M+ trades a day and 2,000+ people across 13 countries, we combine scale, care, and real tech to make trading better for 1M+ clients worldwide. Recognised globally as a Best Place to Work, we’re a people-first company where long-term wins always matter more. As part of our team, you will shape the future of fintech with real technology, care, and purpose. Why this role matters The Network Engineer is a new position being created to manage the safeguarding of the trading infrastructure network in line with business goals and objectives. This is a highly collaborative position whose ultimate goal is to drive experiments and research with a team of professional analysts and programmers to deliver low and ultra-low (ULL) latency solutions for trading. As a Network Engineer, you will be maintaining the Exness network across multiple production environments and the corporate...

As a DevOps Engineer reporting to the Senior Director of Software Engineering, you'll play a critical role in designing and building cloud-native infrastructure and automation capabilities that power Nasdaq's Eqlipse CSD platform. You'll thrive in this position if you're collaborative, tech-savvy, and passionate about cloud technology, automation, and developer experience in a fast-paced, high-impact environment. Key Responsibilities Design and develop provisioning and deployment pipelines that drive platform reliability and scalability. Set up and manage cloud accounts and environments across development, QA, performance, and UAT stages for multiple clients. Optimize cloud infrastructure to improve system performance. Automate manual processes to enhance developer experience, efficiency, and team productivity. Required Qualifications Bachelor's degree in Computer Science, Information Technology, Software Engineering, or equivalent practical experience....

Thought Machine's mission is bold – to properly and permanently rid the world's banks of legacy technology. To achieve this, we have developed the foundations of modern banking through core and payments technology which run natively in the cloud. What we are attempting is hard and means we need great people working together to build great technology. We have grown rapidly in the past few years – growing our team to more than 550 individuals across offices in London, New York, Singapore, Sydney and our newly established Engineering Hub in Lisbon. We have raised more than £500m in funding and our investors include Molten Ventures, Eurazeo, Intesa Sanpaolo, Temasek, Nyca Partners, JPMorgan Chase Strategic Investments, Standard Chartered Ventures, and more. We have created a culture that enables our team to produce the best work in the industry while ensuring we have fun along the way. We're regularly cited as having a fantastic workplace culture and have been recognised by Sifted...