Senior Backend Engineer

Teya

Hello. We’re Teya. Teya was founded on a simple belief: local businesses deserve better. They are the cafés, restaurants, salons, shops and entrepreneurs that bring character to our high streets, create jobs and keep communities moving. Yet for too long, financial services has made life harder for them - with clunky tools, poor support and complexity that gets in the way of running a business. Teya exists to change that. We’re building a financial platform for local businesses across Europe - one built around simple tools, thoughtful design and real human support. Our Members rely on us to help them run their business with confidence, and that responsibility shapes the way we work. We move fast. We care about quality. We stay close to the detail. And we believe great performance and genuine hospitality should go hand in hand. If you want to build meaningful products, solve real problems and make a genuine difference for local businesses, we’d love to hear from you YOUR MISSION Small businesses are the backbone of our communities — yet they remain underserved by traditional banks and legacy payment providers. As a Principal Backend Engineer, you will play a defining role in changing that. Your mission is to design and build the resilient, scalable fintech infrastructure that underpins our most critical business initiatives. This isn’t about owning a single service — it’s about owning outcomes. You will drive the technical success of the platforms that power payments, merchant onboarding, transaction processing, and operational workflows across Europe. You’ll operate at the intersection of engineering and business strategy, shaping systems that must be secure, compliant, highly available, and capable of scaling with rapid growth. The decisions you make will directly influence how quickly we can launch new products, enter new markets, and serve thousands of merchants. This role goes beyond technical leadership. You will define and evolve the architectural foundations that multiple teams depend on, bringing clarity to ambiguity and ensuring our most important initiatives succeed. WHAT YOU’LL DO * Own and drive the architecture behind our most critical platforms, ensuring they scale with the business and unlock new capabilities * Design and evolve high-scale, cloud-native systems powering payments and merchant experiences * Lead the development of resilient, secure, and compliant services for high-volume transaction processing * Shape and drive adoption of modern backend practices (Java 17/21, Spring Boot 3, Kotlin, clean architecture) * Architect event-driven systems (Kafka) that enable scalable, decoupled domains across teams * Define and enforce standards for API-first development (REST/gRPC) and domain-driven design (DDD) * Set the bar for availability, performance, fault tolerance, and observability across critical systems * Partner deeply with Product, Data, and leadership to translate business priorities into scalable technical strategy * Lead cross-organisational initiatives that are essential to company growth and market expansion * Influence engineering direction through hands-on contribution, design leadership, and mentorship * Bring structure to ambiguity across technical, regulatory, and operational domains WHAT YOU BRING * 8+ years of experience building and operating distributed, production-grade backend systems * Proven track record operating at Senior Staff or Principal level, driving architecture across multiple teams or domains * Deep expertise in Java (17+), Spring Boot, and modern backend engineering practices * Strong experience with microservices, event-driven architecture, and asynchronous systems * Experience building systems for high throughput, low latency, and reliability, ideally in fintech or transaction-heavy environments * Strong grounding in system design, data structures, and performance trade-offs * Hands-on experience with AWS, Docker, and Kubernetes in production environments * Proven ability to implement observability, resilience patterns, and CI/CD best practices * Excellent communication skills with the ability to influence and align stakeholders * A track record of mentoring senior engineers and leading through ambiguity The Perks * We trust you, so we offer flexible working hours, as long it suits both you and your team; * Health Insurance; * Meal Allowance; * 25 days of Annual leave (+ Bank holidays); * Public Transportation Card; * Frequent team events & activities in the office and outside; * Office snacks every day; * Friendly, comfortable and informal office environment. Teya is proud to be an equal opportunity employer. We are committed to creating an inclusive environment where everyone regardless of race, ethnicity, gender identity or expression, sexual orientation, age, disability, religion, or background can thrive and do their best work. We believe that a diverse team leads to better ideas, stronger outcomes, and a more supportive workplace for all. If you require any reasonable adjustments at any stage of the recruitment process whether for interviews, assessments, or other parts of the application—we encourage you to let us know. We are committed to ensuring that every candidate has a fair and accessible experience with us.

Teya

Hello. We’re Teya. Teya was founded on a simple belief: local businesses deserve better. They are the cafés, restaurants, salons, shops and entrepreneurs that bring character to our high streets, create jobs and keep communities moving. Yet for too long, financial services has made life harder for them - with clunky tools, poor support and complexity that gets in the way of running a business. Teya exists to change that. We’re building a financial platform for local businesses across Europe - one built around simple tools, thoughtful design and real human support. Our Members rely on us to help them run their business with confidence, and that responsibility shapes the way we work. We move fast. We care about quality. We stay close to the detail. And we believe great performance and genuine hospitality should go hand in hand. If you want to build meaningful products, solve real problems and make a genuine difference for local businesses, we’d love to hear from you Your Mission As a Senior Software Engineer at Teya, you will play a crucial role in shaping the future of Teya's technology, driving innovation, and ensuring we deliver a seamless, high-performance experience for our merchants across Europe. You will work with diverse, cross-functional teams to design, develop, and maintain core components of our systems that power various aspects of our business, from payments processing and core banking to merchant lifecycle management and internal operations. Your contributions will directly impact our merchants' success, enabling them to thrive in an increasingly competitive landscape.   As a Senior Software Engineer at Teya, you will be expected to: * Design, develop, and maintain clean, efficient, secure, and well-tested code to support critical business needs, ensuring scalability, performance, and reliability across Teya's systems. * Take ownership of features and projects throughout the full software development lifecycle, including scoping, design, development, testing, deployment, and maintenance. * Collaborate closely with cross-functional teams (including product, design, data science, security, and operations) to understand requirements, provide technical insights, and contribute to architecture discussions. * Build tools and integrate systems to enhance operational efficiency, reliability, and scalability of products across the business. * Contribute to process improvements, focusing on continuous integration, delivery, and deployment to ensure a smooth and stable development pipeline. * Participate in code reviews, share feedback constructively, and help elevate the overall quality and performance of the team’s output. * Mentor and support fellow developers, fostering a collaborative and innovative environment. * Stay updated with the latest trends and technologies in software engineering, payments, and fintech, proactively identifying opportunities for improvement and innovation. * Assist in troubleshooting complex issues related to our systems, providing timely resolutions to ensure uninterrupted service for our customers. * Help define and promote best practices in software development, including code quality, testing, automation, and security. * Serve as a subject matter expert in key areas, providing guidance and support to other teams.   Requirements: * 5+ years of professional software development experience, with a solid understanding of backend systems, scalable architectures, and software design principles. * Expertise in Java (17+), Spring Boot, and modern backend engineering practices * Experience with system design and architecture, including object-oriented design patterns, microservices architecture, and API development. * Experience building systems for high throughput, low latency, and reliability * Experience in system design, data structures and performance trade-offs * Excellent communication skills with the ability to influence and align stakeholders * Experience with system design and architecture, including object-oriented design patterns, microservices architecture, and API development. * Strong problem-solving skills and the ability to debug complex issues across multiple systems or services. * Experience working in an Agile/Scrum development process. * Ability to work well as part of a team and independently in a fast-paced environment.   Nice to have: * Degree in computer science, engineering, or a related field. * Previous experience in the Payments Industry, fintech, or Location and Business Recommendation Services platforms. * Experience with cloud infrastructure (AWS, Kubernetes, Helm). * Experience with current or specific frameworks, SDKs, APIs, and libraries relevant to Teya's technology stack (e.g. Laravel, Spring, Reactor). * Familiarity with authorisation systems (e.g., RBAC, ABAC, SpiceDB). * Experience with Behavior-Driven Development (BDD) or Test-Driven Development (TDD). * Experience with CI/CD pipelines.   The Perks * We trust you, so we offer flexible working hours, as long it suits both you and your team; * Health Insurance; * Physical and mental health support through our partnership with MyFitness; * 25 days of Annual leave (+ Bank Holidays); * Possibility to visit other Teya offices to meet colleagues in instances when travel is safe and appropriate; * Friday lunch in the office; * Friendly, comfortable and high-end work equipment and informal office environment; * Hybrid work mode policy. Teya is proud to be an equal opportunity employer. We are committed to creating an inclusive environment where everyone regardless of race, ethnicity, gender identity or expression, sexual orientation, age, disability, religion, or background can thrive and do their best work. We believe that a diverse team leads to better ideas, stronger outcomes, and a more supportive workplace for all. If you require any reasonable adjustments at any stage of the recruitment process whether for interviews, assessments, or other parts of the application—we encourage you to let us know. We are committed to ensuring that every candidate has a fair and accessible experience with us.

Teya

Hello. We’re Teya. Teya was founded on a simple belief: local businesses deserve better. They are the cafés, restaurants, salons, shops and entrepreneurs that bring character to our high streets, create jobs and keep communities moving. Yet for too long, financial services has made life harder for them - with clunky tools, poor support and complexity that gets in the way of running a business. Teya exists to change that. We’re building a financial platform for local businesses across Europe - one built around simple tools, thoughtful design and real human support. Our Members rely on us to help them run their business with confidence, and that responsibility shapes the way we work. We move fast. We care about quality. We stay close to the detail. And we believe great performance and genuine hospitality should go hand in hand. If you want to build meaningful products, solve real problems and make a genuine difference for local businesses, we’d love to hear from you Your Mission As a Software Engineer at Teya, you will play an important role in building and improving the technology that empowers small and medium-sized businesses across Europe. You will work alongside experienced engineers on diverse, cross-functional teams, contributing to the design, development, and maintenance of core components of our systems. Your work will involve various aspects of our business, from payments processing and core banking to merchant lifecycle management and internal operations, and you'll have the opportunity to learn and grow while directly contributing to our merchants' success.   Responsibilities: * Develop, and maintain clean, efficient, and well-tested code to support business needs, focusing on reliability and performance. * Take ownership of features and small projects throughout the development lifecycle, including design, implementation, testing, and deployment, under the guidance of senior engineers. * Collaborate with cross-functional teams (including product, design, and operations) to understand requirements and contribute technical insights. * Contribute to building tools and integrating systems to enhance operational efficiency and product effectiveness. * Participate in code reviews, giving and receiving constructive feedback to improve code quality. * Learn and apply new technologies and best practices in software development, with support from senior team members. * Assist in troubleshooting and resolving issues related to our systems. * Contribute to process improvements within the team, focusing on code quality, testing, and efficient development workflows. * Document your work and technical decisions clearly for both technical and non-technical stakeholders.   Requirements: * 2+ years of professional software development experience, with a good understanding of backend systems and software design principles. * Proficiency in at least one of the following languages: Java or Kotlin. Experience with multiple languages is a plus. * Familiarity with object-oriented programming (OOP) principles, data structures, and algorithms. * Experience with databases (relational and/or non-relational). * Understanding of version control (Git). * Strong problem-solving skills and a desire to learn and grow. * Good communication and collaboration skills. * Experience working in an Agile/Scrum development process. * Ability to work well as part of a team and independently in a fast-paced environment. * Fluent in English.   Nice to have: * Degree in computer science, engineering, or a related field. * Previous experience in the Payments Industry, fintech, or Location and Business Recommendation Services platforms. * Experience with cloud infrastructure (AWS, Kubernetes, Helm). * Experience with current or specific frameworks, SDKs, APIs, and libraries relevant to Teya's technology stack (e.g. Laravel, Spring, Reactor). * Familiarity with authorisation systems (e.g., RBAC, ABAC, SpiceDB). * Experience with Behavior-Driven Development (BDD) or Test-Driven Development (TDD). * Experience with CI/CD pipelines.   The Perks * We trust you, so we offer flexible working hours, as long it suits both you and your team; * Health Insurance; * Physical and mental health support through our partnership with MyFitness; * 25 days of Annual leave (+ Bank Holidays); * Possibility to visit other Teya offices to meet colleagues in instances when travel is safe and appropriate; * Friday lunch in the office; * Friendly, comfortable and high-end work equipment and informal office environment; * Hybrid work mode policy. Teya is proud to be an equal opportunity employer. We are committed to creating an inclusive environment where everyone regardless of race, ethnicity, gender identity or expression, sexual orientation, age, disability, religion, or background can thrive and do their best work. We believe that a diverse team leads to better ideas, stronger outcomes, and a more supportive workplace for all. If you require any reasonable adjustments at any stage of the recruitment process whether for interviews, assessments, or other parts of the application—we encourage you to let us know. We are committed to ensuring that every candidate has a fair and accessible experience with us.