Back-end Developer; Java & Boot​/Python

Overview

Salary: £55k to £65K. Methods is recruiting for a permanent Back‑end Developer specialising in Java Spring Boot and Python to join our private Sector Business unit.

This is a hybrid role requiring three days a week on-site in our London office.

• Play a leading role in migrating and rebuilding our core architecture in Java Spring Boot to align with a composable, cloud‑native landscape.
• Design and optimise technical connectors for a diverse mix of global channels, including generalist marketplaces, social commerce (Tik Tok Shop) and quick‑commerce (Glovo, Deliveroo).
• Refocus efforts on rebuilding the catalog publication flow, addressing technical complexities such as category mapping, product variant synchronisation, and asynchronous marketplace APIs.
• Collaborate on transferring complex legacy business rules (pricing calculations, stock filtering and fulfilment decisions) into the dedicated BCP assets to ensure OMC focuses purely on orchestration and connectivity.
• Ensure 100% accurate real‑time synchronisation of stock and price updates to prevent financial discrepancies and enhance the customer experience.

• Java Spring Boot – confirmed level proficiency.
• PostgreSQL.
• Cache – Redis / Valkey.
• Architecture – REST and Event‑Driven architecture.
• Cloud & Infrastructure – Google Cloud Platform (GCP) and Kubernetes clusters.

• Experience with Python to facilitate the transition of legacy components.
• Private sector experience.

Candidates will be required to undergo Security Clearance. Potential employers will discuss details at interview.

• Autonomy to develop and grow skills.
• Project work that makes a difference in society.
• Strong, inspiring leadership.
• Supportive and collaborative environment.
• Development:
  Linked In Learning, management development programme and training.
• Wellness: 24/7 confidential employee assistance programme.
• Social: office parties, pizza Friday and commitment to charitable causes.
• Time off: 25 days of annual leave plus bank holidays, with option to buy 5 extra days each year.
• Volunteering: 2 paid days per year to volunteer.
• Pension:
  Salary Exchange Scheme with 4% employer contribution and 5% employee contribution.
• Life Assurance: 4 times base salary.
• Private Medical Insurance: non‑contributory (spouse and dependants included).
• Worldwide Travel Insurance: non‑contributory (spouse and dependants included).