Lyst Logo

Lyst

Senior Python Developer - Microservices

Reposted 25 Days Ago
Be an Early Applicant
In-Office
London, England, GBR
Senior level
In-Office
London, England, GBR
Senior level
The role involves building a scalable integrated payment and checkout architecture using Python, ensuring smooth partner integrations, and enhancing onboarding automation.
The summary above was generated by AI
Company Description

Lyst are looking for software engineers with experience using Python to build a checkout architecture which allows you to order from multiple retailers using a simple API.

Lyst is a technology platform that revolutionises the way people shop for fashion. We connect millions of consumers globally with the world’s leading fashion designers and stores, giving them a simpler, more engaging and more effective shopping experience. Lyst has grown over 300% every year since launch in 2011 and has raised over $60M from top-tier investors including Accel, DFJ, Balderton and the teams behind LVMH, Michael Kors and Oscar de la Renta.

Job Description

The main challenge now is to build a scalable architecture, meaning we have to tackle the challenges that come with using Python for distributed systems; Consistency, availability, service orchestration and much more. 

We currently run different services, all with their own CI flows, allowing us to deploy several times a day.

In this role you will join a small, lean team of software engineers and a product manager working on; 

  • Building the integrated payment and checkout system using Python as well as the latest tools, technologies and methodologies.
  • Supporting partner integration teams and ensuring that integration with partner retail checkout systems and API’s is easy and effortless
  • Integrations with 3rd party payment systems such as (Stripe, Klarna, Apple Pay etc) 
  • A secure data management and CRM system for internal and external stakeholders (owasps etc)
  • New ways to automate onboarding for retailers that allows for global regulations.
HOW WE WORK

We are developing an environment and culture that is all about writing great software using the best tools in the best possible manner.

We like to build things that solve problems, you will not be constrained by process - we work in small product teams that take a lean approach to building things. 

Qualifications

In this team we’re looking for engineers who are excited to work on secure technologies in a python environment. You will ideally have plenty of experience using; 

  • Python, postgresql, jenkins, circleci, aws, redshift, redis, django, rest framework...
  • Docker (http://developers.lyst.com/devops/2014/12/08/docker)
  • Microservices architecture (HTTP)
  • TDD - We love tests!
  • We are using both Kanban and Scrum, depending if team is more customer facing or internal (Jira)

Additional Information

You will be challenged, supported and have the opportunity to learn a lot. You will work a fast paced, autonomous environment with like minded people who are passionate about what they do:

  • 50 engineers and data scientists 
  • 5M duplicated products detected and merged using product image features (http://www.slideshare.net/ejlbell/fashion-productdeduplication)
  • 300k online recommendation model updates per day (http://developers.lyst.com/data/2014/11/11/word-embeddings-for-fashion/)
  • 72k crowd-sourced labels generated per day
  • 40k product gender classifications per day via deep learning
  • 500k recommended products per day
  • 120 EC2, 8 RDS, 7 ElastiCache and 10 Redshift instances
  • our internal analytics system collects ~100M data points/day

...and a team that… 

  • ~10 deployments/day
  • 40+ merged pull requests/day
  • 20k lines of change/week
  • Lots of open source projects - https://github.com/lyst and https://github.com/SSAW 
  • Get invited to talk at great events (PyCon, Europython, PyData etc)
  • feature toggling and A/B testing

HQ

Lyst London, England Office

21 Mincing Lane, London, United Kingdom, EC3R 5

Similar Jobs

An Hour Ago
Hybrid
City of London, City and County of the City of London, England, GBR
Senior level
Senior level
Fintech • Financial Services
Senior Business Analyst supporting international regulatory reporting change across EMEA, APAC, and Canada. Responsibilities include interpreting regulatory requirements, defining business and technology solutions, mapping data and controls, supporting Agile delivery, coordinating testing and implementation, maintaining audit-ready documentation, and improving reporting quality and automation. The role requires deep expertise in AxiomSL ControllerView, capital, leverage, liquidity, financial, and statistical reporting, plus strong stakeholder management across Finance, Risk, Data, Technology, and Regulatory Reporting.
Top Skills: Agile ScrumAlteryxAxiomsl ControllerviewConfluenceJIRAPower AppsPower BIRegulatory Reporting Data WarehousesSQL
2 Hours Ago
Hybrid
London, Greater London, England, GBR
Senior level
Senior level
Artificial Intelligence • Cloud • Mobile • Security • Software
Own end-to-end talent acquisition across EMEA for GTM and engineering roles. Manage intake, sourcing, market mapping, candidate engagement, screening, offers, and handoffs across multiple countries. Advise hiring managers, challenge unrealistic briefs, attract senior talent for a low-recognition brand, and use AI tools and modern recruiting systems. Coordinate with HR Operations and onboarding teams on multi-country employment and EOR requirements.
Top Skills: Ai ToolsApplicant Tracking Systems (Ats)AshbyEmployer Of Record (Eor)
3 Hours Ago
Remote or Hybrid
UK
Entry level
Entry level
Artificial Intelligence • Cloud • Payments • Software • Business Intelligence • Generative AI • Automation
Support European insurance brokers through software implementation, optimization, consulting, training, workshops, requirements gathering, configuration, and process reviews. Configure Applied’s broker management systems using accounting knowledge, explain process changes, maintain product expertise, and contribute to implementation methodology improvements. The role requires strong client service, project management, teamwork, attention to detail, and travel of up to 25% across Europe.
Top Skills: Applied Broker Management SystemsBusiness Support Software

What you need to know about the London Tech Scene

London isn't just a hub for established businesses; it's also a nursery for innovation. Boasting one of the most recognized fintech ecosystems in Europe, attracting billions in investments each year, London's success has made it a go-to destination for startups looking to make their mark. Top U.K. companies like Hoptin, Moneybox and Marshmallow have already made the city their base — yet fintech is just the beginning. From healthtech to renewable energy to cybersecurity and beyond, the city's startups are breaking new ground across a range of industries.

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account