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Tech Lead Python Developer with AWS
AndersenWarsaw, Mazowieckie, PL17 days ago
Job descriptionCommercial experience with Python for 4+ years. Pervious experience as a Tech / Team Lead. Practical experience with AWS services such as DynamoDB, API Gateway, AWS Lambda, S3, Step functions, SQS, SNS, EventBridge, Secrets manager. Experience with serverless architecture (idempotency, impact of lambda cold starts, error handling (e.g. retries), event schema management, design patterns, and best practices. Basic understanding of security concepts in general and in AWS (IAM permissions). Experience with building event-driven systems and experience with event-driven messaging patterns and techniques like Event Sourcing and CQRS. Proficiency in Git Flow, GitHub, and Git Actions. Practical experience with CI / CD processes, specifically using CloudFormation / Terraform. Experience with RESTful APIs. Development experience with SQL. Level of English – from Intermediate and above. Experience in FinTech and Banking (or understanding of the industry). Understanding of exception handling. Experience in teamwork with leaders in FinTech, Healthcare, Retail, Telecom, and others. Andersen cooperates with such businesses as Samsung, Siemens, Johnson & Johnson, BNP Paribas, Ryanair, Mercedes, TUI, Verivox, Allianz, T-Systems, etc.. The opportunity to change the project and / or develop expertise in an interesting business domain. Job conditions – you can work both fully remotely and from the office or can choose a hybrid variant. Guarantee of professional, financial, and career growth! The company has introduced systems of mentoring and adaptation for each new employee. The opportunity to earn up to an additional 1,000 EUR per month, depending on the level of expertise, which will be included in the annual bonus, by participating in the company's activities. Access to the corporate training portal, where the entire knowledge base of the company is collected and which is constantly updated. Bright corporate life (parties / pizza days / PlayStation / fruits / coffee / snacks / movies). Certification compensation (AWS, PMP, etc). Referral program. English courses. Private health insurance and compensation for sports activities.
Summary
Andersen seeks a Tech Lead Python Developer with AWS for a UK digital bank project. The role supports onboarding customers to a Core Banking System, enhancing savings products to boost market flexibility, competitiveness, and liquidity for mortgage growth.
The customer is a UK-based digital bank. This innovative financial institution specializes in delivering straightforward savings and lending products through a modular, tech-driven approach. With operations rooted in Wales and London, it focuses on underserved customer segments by offering tailored solutions such as dynamic-rate personal loans and simplified mortgage services. It continues to grow rapidly, combining fintech agility with the stability of a fully licensed bank.
The project aims to enable the onboarding of new customers onto a Core Banking System across a variety of savings account types, including fixed term, easy access, and notice accounts.
Technology stack on the project : Python, AWS, Git Flow, GitHub, Git Actions, CI / CD, RESTful API, SQL.
Responsibilities
- Mentoring and leading other engineers to build scalable, performant and reliable systems that are easily testable and maintainable.
- Collaborating with and leading cross-functional teams to design and implement new features and functionality.
- Participating in code and design reviews and providing recommendations to other team members.
- Using your expert knowledge and experience to lead architectural discussions with your team and contribute to the optimization and automation of manual processes.
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Python Developer • Warsaw, Mazowieckie, PL
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