Senior/Lead Java Developer with search engine expertise

Luxoft; United Kingdom; Remote; GBP 50,000 - 70,000; Full time

Job summary

A leading technology consultancy in the UK is seeking a software engineer to work on modernizing an eCommerce platform for a prominent client. The role requires strong skills in Java and Kotlin, with a focus on Spring Boot Microservices and search engine optimization. Candidates should have at least 5 years of experience and be familiar with Agile practices. This position offers the chance to contribute to significant technological developments in a dynamic environment.

Qualifications

• English - B2 or higher.
• At least 5 years of work experience including enterprise backend system design.
• Strong knowledge of Java/Kotlin language.
• Familiar with microservice architecture patterns.

Responsibilities

• Quickly onboard to Customer's processes and contribute to migration of the client platform.
• Develop new features in Java and Kotlin for Spring Boot Microservices.
• Improve Personalized Search.

Skills

Kotlin

Java Spring Boot

Search Engines (Lucene-based engines)

Semantics Search

Agile

DevOps culture

Containers and Orchestration Systems (Kubernetes)

Job description

Overview

The primary goal of the project is the modernization, maintenance and development of an eCommerce platform for a big US-based retail company, serving millions of omnichannel customers each week. Solutions are delivered by several Product Teams focused on different domains - Customer, Loyalty, Search and Browse, Data Integration, Cart. Current overriding priorities are new brands onboarding, re-architecture, database migrations, migration of microservices to a unified cloud-native solution without any disruption to business.

Responsibilities

• Quickly onboard to Customer's processes and contribute to migration of the client platform.
• Develop new features in Java and Kotlin for Spring Boot Microservices, as well as maintain existing ones.
• Improve Personalized Search.
• Modernize Data Ingestion for faster searching and indexing.
• Collaborate with other teams and client to find the best solutions.

Must have

• English - B2 or higher
• Kotlin, Java Spring Boot, Gradle
• Experience with Search Engines (Lucene-based engines preferred e.g. Elasticsearch, Solr)
• Semantics Search / Vector Databases, Embeddings and LLMs
• At least 5 years of work experience including enterprise backend system design
• Strong knowledge of Java/Kotlin language
• Strong knowledge of Spring/SpringBoot
• Good understanding of how search engines work
• Familiar with databases (SQL/PostgreSQL)
• Deep understanding of enterprise application architecture patterns
• Experience with distributed systems
• Familiar with microservice architecture patterns
• Familiar with Containers and Orchestration Systems (Kubernetes/PKS/OpenShift)
• Adoption of Agile and DevOps culture
• Strong written and verbal communication skills
• Candidates must provide a cover letter including: Experience with Search Engines; Semantics Search / Vector Databases, Embeddings and LLMs

Nice to have

• Experience of work in distributed teams, with US customers
• Experience in working with Kafka/Rabbit and caching (Hazelcast/Redis)
• Experience in a hybrid cloud environment or willingness to learn new techniques and approaches