Senior Fullstack Engineer (Payments Experience)

Ebury helps ambitious businesses unlock global growth, and we take the same approach with our people. We encourage innovation and movement, collaboration and problem-solving, and foster an environment where everyone can feel they belong, are valued, supported and empowered to succeed. If you’re a collaborator who wants to help transform how businesses operate globally, get in touch - we’d love to discuss how Ebury can accelerate your career so you can shape the future. Senior Software Engineer – Communications Platform Location: London Office (Hybrid: 4 days in-office / 1 day WFH) Department: Engineering About Ebury Ebury helps ambitious businesses unlock global growth, and we take the same approach with our people. We encourage innovation, movement, collaboration, and problem-solving, fostering an environment where everyone feels valued, supported, and empowered to succeed. Delivering integrated solutions—business accounts, hedging, and financing—on a single seamless platform, our purpose is simple: to help businesses operate and scale globally. Since 2009, Ebury has grown into a fast-growing FinTech leader of 1,800+ Eburians across nearly 70 cities. At the heart of our offering is a proprietary platform built for borderless growth. If you’re a collaborator who wants to transform global business operations, join us to accelerate your career and shape the future of financial tech. The Role We are seeking an exceptional Senior Software Engineer to join our Communications Platform team in London. As a Senior Engineer, you will take ownership of large, mission-critical services, products, and platforms from day one—deploying production code within your first week. We identify and nurture future technical leaders, offering an accelerated career progression path for engineers who demonstrate exceptional performance and aptitude. What You’ll Do • Architect & Build: Design, develop, test, and deploy high-quality, scalable software solutions for our global financial communications platform. • End-to-End Ownership: Take responsibility for the full software development lifecycle—from initial ideation and technical design to deployment and operational maintenance. • Technical Leadership: Lead architectural design reviews and technical discussions to shape the future of our tech stack and standardize communication patterns in a centralized architecture. • Engineering Excellence: Drive high standards through rigorous code reviews, automated testing, and CI/CD best practices. • Cross-Functional Collaboration: Partner closely with product managers, designers, and engineering teams to deliver robust features. • AI Integration: Leverage modern AI tools to augment your workflow and accelerate delivery, taking full ownership and understanding of the code you deploy. What We’re Looking For Qualifications & Experience • Technical Experience: Demonstrable track record writing production-grade code (typically around 7+ years of experience, but competency, aptitude, and impact matter more to us than years). • Education: Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related technical field (or equivalent practical experience). • Core Fundamentals: Deep understanding of computer science principles, including data structures, algorithms, system design, and complexity analysis. • Polyglot Engineering: Strong programming proficiency in at least one modern language (e.g., Python, Java, Go). • Problem-Solving & Communication: Analytical mindset with strong communication skills and a highly collaborative approach to teamwork. Nice-to-Haves / Desirable • Experience in FinTech or financial services. • Experience building scalable distributed systems integrated with communications providers (e.g., Twilio, SendGrid, Amazon SNS, Vonage, WhatsApp, Firebase). • Knowledge of domain-specific topics such as Sender ID verification, email reputation management, and intelligent message routing. • Exposure to Domain-Driven Design (DDD). • Hands-on experience with cloud platforms (AWS, GCP, Azure) and containerization (Docker, Kubernetes). • Open-source contributions or a personal portfolio showcasing technical curiosity. What We Offer • Competitive Compensation: Market-leading salary, performance-based bonus, and comprehensive benefits package. • Accelerated Growth: Structured career development path with dedicated mentorship from senior technical leaders. • High Impact: Opportunity to own complex, mission-critical projects that drive real business impact from day one. • Modern Culture: A dynamic, high-performance, and inclusive environment within a rapidly growing global leader. Diversity & Inclusion We believe in inclusion. We stand against discrimination in all forms and celebrate the diverse backgrounds that make us a modern, successful organization. At Ebury, you can bring your authentic self to work and belong, no matter your story. About us Ebury delivers sophisticated, integrated solutions — business accounts, hedging, and financing — on a single platform with a seamless workflow. Our success is built on a simple premise and singular purpose: To help businesses operate and scale globally.  Since its founding in 2009, Ebury has always been a fast-growing leader in fintech. Today, we bring together 2000+ Eburians across nearly 70 cities and we’re always looking to add to our team.  At the heart of our offering is a proprietary platform, purpose-built to help businesses seamlessly streamline and manage global cash flow. We focus on continuous product evolution and innovation to build the infrastructure for borderless growth and help our clients scale at every stage.  The opportunities at Ebury are as diverse as our people, ranging from business development to engineering roles across our tech pillars. We believe in inclusion. We stand against discrimination in all forms and are against the intolerance of differences that makes us a modern and successful organisation. At Ebury, you can be whoever you want to be and still feel a sense of belonging no matter your story.       Important Security Notice for Job Applicants: Ebury only accepts applications via official Ebury channels. We will only contact you from an  @ ebury.com  domain. Always check the emails you receive from us, and note that we will  never  request payment for any part of the recruitment process. Stay safe and report suspicious activity. Notice to Recruitment Agencies and Search Firms: Ebury does not accept unsolicited resumes, CVs, or candidate profiles from recruitment agencies or search firms without signed written Ebury recruitment terms in place for a specific role. Any unsolicited applications will be considered the sole property of Ebury. Ebury will not be responsible or liable for any placement fees or costs associated with unagreed candidate submissions or subsequent hires. AI Transparency Statement: Ebury uses Artificial Intelligence (AI) and automated tools to help streamline certain parts of our recruitment process, however, these tools are strictly for administrative efficiency. All hiring decisions, including application reviews, shortlisting, and final selections are evaluated and conducted by human talent acquisition professionals and hiring managers.