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Senior Python / Backend Engineer

Location: Lithuania

Posted: 28th June 2023

About Architus

Architus specialises in providing UK and US organisations with access to the top talent in Europe, helping to build high performing technology teams and establish an overseas presence. With offices in London, Vilnius and Kaunas, Architus has a strong track-record in Financial Services and the Fintech world with clients including Invesco, Capital Group, Schroders, BNP Paribas and HSBC.

The opportunity

Architus are partnering one of the fastest growing Fintechs in Europe to help establish a significant presence in Lithuania. The company has over 1200 employees globally, a positive revenue stream and $200m funding to accelerate its global expansion.

There are several opportunities for experienced Backend Engineers with Python experience to become part of the company’s Lithuania-based engineering group that already has 30+ employees and will grow significantly larger in 2023.

This is a full time role that provides a unique opportunity for an exciting international career path.

What you will be doing

You will be a key member of an agile engineering team, working on strategic projects for a rapidly expanding international company at the leading edge of banking technology. Here is more on what to expect:

You’ll work closely with our tech team to ensure system consistency and improve user experience. Ultimately, you should be able to develop and maintain functional and stable web applications to meet both the company’s and our customer’s needs.

We work in an agile fashion, small cross functional squads,  grouped under common domains owning the full lifecycle of some microservices in the service catalogue.

You’ll bring new ideas, and become an integral part of the process of continuously improving our product.  Outside of working in your squad you will discuss technical challenges, in our different Communities of Practice.

Our stack includes – Python, AWS (including Lambda, Fargate, EKS, SQS, SNS, SES and S3), Postgres, Google BigQuery, Terraform and Sentry.

As a  Senior Python Engineer you’ll be: 

  • Defining, owning and maintaining the services your team owns from our service catalogue that fall in one of our domains (you design it, you build it, you run it, you scale it globally)

  • Working with the product team to select technology partners

  • Work with backend engineers across multiple agile teams carefully dividing your time between design/refinement, implementation and mentoring other team members

  • Regularly aligning your team’s vision and roadmap with the target architecture within your domain and to ensure the success of complex multi domain initiatives 

  • Working closely with product owners, mobile & web engineers, data scientist and other business members to translate requirements into well-engineered solutions

  • Making key contributions to our Community of Practice. You will apply your extensive experience on our problem domain and existing guidelines to become a true beacon of best practices among your fellow engineers 

  • Career progression is as important to us as it is for you, and we, therefore, have put in place a Growth Framework to guide you. With our expanding teams and business, we will encourage you to outgrow your initial responsibilities, if you so desire


Key qualifications outlined below will be used as a guideline, and candidates will be assessed on their overall strength.


  • 4-5+ years of software engineering experience

  • Proven work experience as a Python Developer (working with this as a primary language)

  • Basic understanding of software engineering fundamentals (SOLID, ACID, Testing)

  • Hands-on experience with AWS and frameworks such as: Django, FastAPI and Flask

  • Extensive experience integrating with or creating REST APIs

  • (Desirable) Experience working with event driven microservice or message queues

  • (Desirable) An understanding of Salesforce integrations

  • Experience working in Scrum and following Agile development practises

  • Teamwork skills with a problem-solving attitude

  • You’re passionate about learning every day and sharing your knowledge and experience every day

  • Fluent English speaker with excellent spoken and written communication skills

  • Resident of Lithuania, or with a work visa and in the process of applying for residency

What you'll get in return

  • Gross salary from 6,000 Eur/month upwards depending on skills and experience 

  • 25 days holiday (in addition to Lithuanian public holidays)

  • 3 paid days off for Learning & Development activities

  • Modern office space in Vilnius and Kaunas

  • Full flexibility to work from home or in the office

  • Private health insurance

  • Free gym membership

  • High specification hardware

  • Professional development with an international company

  • Unlimited access to courses and certifications through Udemy

  • Opportunity to work with cutting-edge technologies

  • Exceptional career progression opportunities

  • Dynamic, collaborative and friendly working environment

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