Payment Microservices Tech Lead, Java

HITCONTRACT

Experienced Payment Microservices Tech Lead providing technical leadership for payment platforms and microservices architecture. Hands-on development with AWS, Java, and secure integration solutions.

Posted 6/19/2026contract🇱🇹 LithuaniaSenior💰 €40 - €50 per hourWebsite

Tech Stack

Tools & technologies

AWSJavaKafkaMicroservicesMySQLRabbitMQSpringSpring BootSpringBootSQL

About the role

Key responsibilities & impact

Provide **technical leadership** across the engineering team.
Review and approve **code**, requirements documentation, and integration documentation.
Prepare **Solution Design** documents and contribute as a hands-on development team member.
Design and develop **microservices** using **Java 21** and **Spring Boot 3.x.**
Implement and maintain **REST API** integrations and asynchronous messaging with **Kafka** or **RabbitMQ.**
Manage database interactions with **SQL**, **MS SQL**, and/or **MySQL.**
Deploy and operate services on **AWS**, including **ECS**, **VPC**, and **CloudWatch.**
Implement and maintain **OAuth2** and **JWT** authentication and authorization flows.
Maintain and improve **CI/CD** pipelines using **Bitbucket Pipelines.**

Requirements

What you’ll need

Expert-level hands-on experience with **Java 21** and **Spring Boot 3.x.**
Proven experience designing and building a **microservices architecture.**
Strong proficiency in **REST API** design principles.
Hands-on experience with **Kafka** or **RabbitMQ.**
Solid knowledge of **SQL** databases, specifically **MS SQL** and/or **MySQL.**
Working experience with **AWS** services such as **ECS**, **VPC**, and **CloudWatch.**
Practical knowledge of **OAuth2** and **JWT** security standards.
Experience with **CI/CD** pipelines, particularly **Bitbucket Pipelines.**
Demonstrated ability to lead technical teams and conduct code and design reviews.

Benefits

Comp & perks

🌐 Worldwide ❌ Jobs You've Hidden ⭐️ Saved Jobs ✅ Applied Jobs ✉️ Email Alerts 👤 Account HITCONTRACT Website LinkedIn All Job Openings 1 - 10 employees Founded 2015 🎯 Recruiter 🤝 B2B ☁️ SaaS Recruitment
B2B
SaaS HITCONTRACT is a boutique IT recruitment and contracting agency that connects mid- and senior-level IT specialists with companies via a results-driven, agile hiring process. They operate a free hiring platform where candidates can upload CVs and employers can post jobs, powered by an algorithm (HITMATCH) to surface relevant matches. Services include permanent placement, contracting, and recruitment consulting, with a focus on fast turnaround and technical expertise. Payment Microservices Tech Lead, Java Job not on LinkedIn 🔥 10 minutes ago 🏢🏡 null – Hybrid 💵 €40 - €50 / hour ⏳ Contract/Temporary 🟠 Senior 🔙 Backend Engineer AWS Java Kafka Microservices MySQL RabbitMQ Spring Spring Boot SpringBoot SQL Apply Now Find Hiring Managers Customize resume + cover letter Report problem ☆ Save ☑️ Mark as applied ❌ Hide 📋 Description
Provide **technical leadership** across the engineering team.
Review and approve **code**, requirements documentation, and integration documentation.
Prepare **Solution Design** documents and contribute as a hands-on development team member.
Design and develop **microservices** using **Java 21** and **Spring Boot 3.x.**
Implement and maintain **REST API** integrations and asynchronous messaging with **Kafka** or **RabbitMQ.**
Manage database interactions with **SQL**, **MS SQL**, and/or **MySQL.**
Deploy and operate services on **AWS**, including **ECS**, **VPC**, and **CloudWatch.**
Implement and maintain **OAuth2** and **JWT** authentication and authorization flows.
Maintain and improve **CI/CD** pipelines using **Bitbucket Pipelines.** 🎯 Requirements
Expert-level hands-on experience with **Java 21** and **Spring Boot 3.x.**
Proven experience designing and building a **microservices architecture.**
Strong proficiency in **REST API** design principles.
Hands-on experience with **Kafka** or **RabbitMQ.**
Solid knowledge of **SQL** databases, specifically **MS SQL** and/or **MySQL.**
Working experience with **AWS** services such as **ECS**, **VPC**, and **CloudWatch.**
Practical knowledge of **OAuth2** and **JWT** security standards.
Experience with **CI/CD** pipelines, particularly **Bitbucket Pipelines.**
Demonstrated ability to lead technical teams and conduct code and design reviews. Apply Now 📊 Check your resume score for this job Improve your chances of getting an interview by checking your resume score before you apply. Check Resume Score Similar Jobs Senior Backend Engineer, Java 🕒 May 27 Scale3C 51 - 200 🤖 Artificial Intelligence 🤝 B2B Website LinkedIn All Job Openings Join Scale Tech as a Senior Backend Engineer working on FinTech platform projects. Collaborate within a product-oriented international team environment. 🏢🏡 Vilnius – Hybrid 💵 €35 - €45 / hour ⏳ Contract/Temporary 🟠 Senior 🔙 Backend Engineer AWS Cloud Java Postgres Spring Spring Boot SpringBoot View More Backend Engineer Jobs 🌐 Worldwide Built by Lior Neu-ner. I'd love to hear your feedback — Get in touch via DM or support@remoterocketship.com Search Search Jobs by country Search jobs by city Search jobs by job title Search entry-level jobs Search junior-level jobs Search senior-level jobs Search jobs by tech stack Search jobs by contract type Search remote internships Search remote part-time jobs Remote jobs Anywhere in the World Companies Hiring Anywhere in the World Companies Hiring Sales People Anywhere in the World Companies Hiring Software Engineers Anywhere in the World Resources Advice Tips for finding remote jobs Interview questions and answers Resume examples Cover letter examples Post a job Affiliates Privacy policy Terms of service Job board SEO course AI Apply Copilot OpenClaw job finder Jobs by Country Remote jobs anywhere in the world (Worldwide remote jobs) Remote jobs United States Remote jobs Australia Remote jobs Brazil Remote jobs Canada Remote jobs France Remote jobs Ireland Remote jobs Germany Remote jobs Netherlands Remote jobs Spain Remote jobs UK Popular Jobs Remote data analyst jobs Remote customer support jobs Remote executive assistant jobs Remote marketing jobs Remote product designer jobs Remote product manager jobs Remote project manager jobs Remote recruiter jobs Remote sales jobs Remote software engineer jobs Jobs by Type Remote full-time jobs Remote part-time jobs Remote contract jobs Remote internship jobs Remote entry-level jobs Remote jobs with no experience required Remote junior jobs (1-3 years of experience) Digital nomad jobs Remote jobs with no degree required Freelance remote jobs Temporary remote jobs Remote jobs hiring now Stay at home mom jobs

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Hard Skills & Tools

Java 21Spring Boot 3.xmicroservicesREST APISQLMS SQLMySQLKafkaRabbitMQCI/CD

Soft Skills

technical leadershipcode reviewdesign review