Senior Software Engineer

Are you a Python engineer ready to shape the future of fintech with scalable, cloud-native solutions?

At Thredd, we are seeking a highly skilled Senior Software Engineer with expertise in  Python to join our dynamic team in the fintech sector. The ideal candidate will be responsible for developing and delivering innovative issuer processing solutions using cloud-based technology. This role involves working closely with cross-functional teams to design, build, and implement new capabilities that enhance our service offerings.

What you'll be doing as a Senior Software Engineer

• Design and develop robust, scalable, and secure applications using Python 
• Leverage existing cloud-based technology to build and deploy applications that meet the needs of the card issuing market.
• Collaborate with Product Managers, UX/UI Designers, Solutions Architects, and other Engineers to define requirements, create software architecture, and deliver high-quality solutions.
• Implement automated testing and deployment strategies to ensure reliability and efficiency in the software delivery process.
• Optimize applications for maximum speed, scalability, and security.
• Stay abreast of emerging trends and technologies in cloud computing and issuer processing to drive continuous innovation and improvement.
• Provide technical leadership and mentorship to junior engineers, promoting best practices in software development.
• Troubleshoot, debug, and upgrade existing systems, ensuring high performance and responsiveness to requests.
• Participate in code reviews, contributing to the maintenance of high coding standards and improving the overall quality of the codebase.

What you'll bring to the Senior Software Engineer position

• Proven experience with cloud-based technology, and services, preferably within AWS.
• Expertise in both Frontend and Backend software solution development
• Experience with Agile development methodologies and DevSecOps practices.
• Excellent knowledge of secure coding practices inline.
• Strong knowledge of databases, SQL, and NoSQL, as well as data structures and algorithms.
• Excellent problem-solving skills and the ability to work in a fast-paced, evolving environment.
• Strong communication and collaboration skills, with the ability to articulate technical concepts to non-technical stakeholders.
• A commitment to continuous learning and improvement, both in personal capacity and within the context of the team.
• Prior experience with payment systems, transaction processing, and financial software development, encryption, and cryptography would be advantageous.
• Python and Supporting Frameworks
• React and Supporting Frameworks
• Rest APIs, Graph QL
• Databases: MS SQL Server, Dynamo DB, MySQL, Postgres (others advantageous)
• ORMs: Entity Framework, Dapper
• Queuing\Streaming: RabbitMQ, Kafka
• Design Tools\Techniques: C4 Modelling, scenario trace diagrams 

Where you’ll work

Our working model varies depending on the specific role and team requirements. We strive to provide flexibility whilst ensuring that each position is best supported for optimal collaboration and performance.

This position requires you to be in the London office (Holborn) 1 day per week.

About us

Thredd is the trusted next-gen payments partner for innovators looking to modernise their payments offering. Certified by Mastercard, Visa and Diners & Discover, we process billions of debit, prepaid, and credit transactions annually, supporting consumer and corporate fintechs, digital banks, and embedded finance providers across the globe. Our unique offering is our client-centric approach, combining hands-on support with modern, reliable, and scalable technology.

Our assured solution accelerates the development and delivery of consumer and corporate payments components embedded within digital banks, as well as for expense management, B2B payments, crypto, lending, credit, Buy Now Pay Later, FX, remittance, and open banking innovators.

Since 2007, Thredd has enabled market leaders through our highly reliable, secure, and scalable platform and supported many of our client's growth journeys - from early-stage startup through to globally recognized unicorns, including Monzo, Revolut, and Starling.

Diversity and Inclusion at Thredd

Here at Thredd, we are committed to building a diverse and inclusive workplace where everyone feels valued, respected and empowered. We welcome applications from people of all backgrounds, experiences and identities. If you require any adjustments during the recruitment process, please let us know and we would be happy to support you.

Our Values

Our values-driven culture is what unites our teams globally and our teams is what drives our success;

Here are what the values mean for you in this position;

• Own it and deliver – Taking responsibility for your own performance and being successful in your own role
• Collaborate purposefully – Building trusted relationships with colleagues, supporting activities and being successful together
• Think differently – Asking questions to check understanding and sharing your ideas to support continuous improvement
• Act courageously – Stepping out of your comfort zone and embracing change to help you learn and grow