Senior Kotlin / Java Software Engineer - Client Technology (m/f/x)

Scalable Capital; Berlin; On-site; EUR 80,000 - 120,000; Full time

Benefits offered by this job

Relocation support

Education Budget

German language classes

Deutschland Jobticket advantage

Pension scheme

Urban Sports Club access

Job summary

Scalable Capital is a leading FinTech in Europe providing secure, scalable client technology across authentication, KYC, and GDPR-compliant data handling. You will help maintain and enhance the Salesforce platform, improve marketing communications, and support public website improvements.

The role involves collaborating with engineers on cloud-native infrastructure (AWS), agile practices, and production deployments to deliver real business value while focusing on security and user experience.

Qualifications

• A university degree in Computer Science, Engineering, or equivalent practical experience.
• Extensive backend experience with Java/Kotlin, JWT, Docker, Spring, AWS, Git, GraphQL, RESTful APIs, and SQL/NoSQL databases.
• Passion for well-architected, testable, documented code with an agile mindset.
• Strong analytical thinking in technical and product domains.
• Experience building microservices with end-to-end ownership and cloud deployment.
• AWS or another cloud provider experience.
• Good communication in English; security or DevOps experience is a plus.
• Financial software product development experience is advantageous.

Responsibilities

• Collaborate with software engineers and researchers to implement changes in fintech.
• Work with modern software practices including agile, CI/CD, test automation, and cloud tooling.
• Develop and maintain Salesforce-based processes to improve marketing and client support.
• Contribute to production deployments and demonstrate business value with engineered solutions.
• Support engineering excellence and continuous improvement within the team.

Skills

Java/Kotlin

JWT

Docker

Spring

AWS

Git

GraphQL

REST API

SQL/NoSQL

Education

CS or engineering degree

Job description

Scalable Capital is a leading digital investment and banking platform with a full banking licence, empowering people across Europe to shape their own finances. Scalable Broker makes it easy and affordable for clients to invest professionally in stocks, ETFs, cryptocurrencies, and derivatives, as well as set up savings plans. Scalable Wealth, the digital wealth management service, offers clients professional investment in ETF portfolios, and is also adopted as a white-label solution by banks and other B2B partners. The company’s offerings are rounded off by attractive interest rates, loans, and private equity. With the European Investor Exchange, Scalable Capital offers an exchange specifically for retail investors. Over one million clients have already entrusted more than €50 billion to the platform.

Founded in 2014, Scalable Capital now employs over 700 people across Munich, Berlin, Vienna, Milan, and London. Together with the founding and management team, including Erik Podzuweit and Florian Prucker, they are working on a new generation of financial services.

Visit our finance blog or check out our Social Media channels to find out what our Expert Teams have to say.

Our Company Values guide us every day in how we work and collaborate. To learn more about them, you can find our values here (English).

This role can be based in either Berlin or Munich.

Job Description

You will join the Client Technology Tribe which provides state-of-the-art security to our clients in all aspects of authentication and to maintain and enhance identification processes through KYC. We ensure a convenient and legally-secure T&C consent process, as well as GDPR-compliant data processing throughout the entire client journey. We are dedicated to developing and maintaining the Salesforce platform to improve our Marketing communication channels and client support process efficiency, and to maintaining and improving our public website.

Client Technology aims to simplify complexity for our clients and continuously improve their experience in any interaction with us. Our ultimate goal is to ensure that Scalable is regarded as the most trusted brand in finance.

• Work with highly motivated software engineers and academics implementing change in the financial industry
• Work with cutting edge technologies and be part of modern software development practices (e.g. agile and self-managed teams, continuous integration and deployment, test automation, cloud-based infrastructure and tooling)
• Engage with our cloud-native, DevOps-enabled infrastructure, utilizing AWS services like ECS, Fargate, and Lambda
• Write clean, testable, maintainable and well-documented code and treat security as a first class citizen
• Bring products to production and reveal real business value
• Be able to improve engineering excellence in the team

Qualifications

• A university degree in a relevant field of study (Computer Science, Engineering, etc.) or a comparable practical experience
• Extensive experience of backend experience in Java/Kotlin, JWT, Docker, Spring, AWS, Git, Docker, GraphQL, RESTful API, Databases (SQL, NoSQL)
• A passion for well architected, testable and documented code and an agile mindset
• Strong analytical thinking, both in the technical and in the product domain.
• Experience in complex software projects with end-to-end ownership building Microservices
• Practical experience in AWS or another cloud provider
• Good communication skills that are clear, open and concise, professional proficiency in English
• Previous experience with security topics and/or DevOps experience is a big advantage
• Background in the financial industry and financial software product development is an advantage

Additional Information

• Be part of one of the fastest-growing and most visible Fintech startups in Europe, creating innovative services that have a substantial impact on the lives of our customers
• Work with an international, diverse, inclusive, and ever-growing team that loves creating the best products for our clients
• Work from our centrally located offices in the heart of Munich or Berlin, nestled in lively neighborhoods filled with vibrant restaurants, cozy cafés, and a wide range of convenient amenities
• Be productive with the latest hardware and tools
• Learn and grow by joining our in-house knowledge sharing or career development sessions and spending your individual Education Budget
• Learn and experience German culture first hand by joining our free German language classes
• International relocation support is provided if required
• Opportunity to work from abroad
• Benefit from an attractive compensation package and from the company pension scheme
• Monthly contribution of 50% for the 'Deutschland Jobticket'
• Say goodbye to order commissions and say hello to your complimentary subscription of Scalable Capital's PRIME+ Broker
• Enjoy flexible and discounted sports activities with Urban Sports Club