Overseas Contractor

LTM; Stockholms kommun; Hybrid; SEK 544,366 - 762,112; Full time

Job summary

A global technology services provider is looking for a Senior Developer with a strong background in Python and AWS Serverless technologies. This position involves designing and maintaining scalable backend services within a cloud-native architecture, collaborating with cross-functional teams, and implementing best practices for performance and reliability. Ideal candidates should have extensive experience in cloud environments and be comfortable working on complex distributed systems. A proactive attitude and team collaboration skills are essential for success in this role.

Qualifications

• Strong experience in Python backend development.
• Experience with AWS Serverless technologies.
• Hands-on experience with databases and storage solutions.

Responsibilities

• Develop and maintain backend services using AWS Serverless architecture.
• Implement scalable and reliable solutions using Python.
• Troubleshoot and optimize backend systems to ensure high availability.

Tools

AWS Lambda

AWS Step Functions

AWS API Gateway

Python

Git

Job description

LTM — a Larsen & Toubro company — is an AI-centric global technology services company and the Business Creativity partner to the world’s largest and most disruptive enterprises. We bring human insights and intelligent systems together to help clients create greater value at the intersection of technology and domain expertise. Our capabilities span integrated operations, transformation, and business AI — enabling new ways of working, new productivity paradigms, and new roads to value. Together with over 87,000 employees across 40 countries and our global network of partners, LTM owns business outcomes for our clients, helping them not just outperform the market, but to Outcreate it.

Overview

LTM — a Larsen & Toubro company — is an AI-centric global technology services company and the Business Creativity partner to the world’s largest and most disruptive enterprises. We bring human insights and intelligent systems together to help clients create greater value at the intersection of technology and domain expertise. Our capabilities span integrated operations, transformation, and business AI — enabling new ways of working, new productivity paradigms, and new roads to value. Together with over 87,000 employees across 40 countries and our global network of partners, LTM owns business outcomes for our clients, helping them not just outperform the market, but to Outcreate it.

Website

Job Title - Senior Developer – Python / AWS Serverless

Work Location - Södertälje – Onsite and Hybrid

Type of Hiring – Both Full-Time employment and B2B

Duration - 16/03/2026 – 30/11/2027

Language Requirement - Fluent in English (spoken and written). Swedish is merited.

Assignment Overview

• We are seeking a highly skilled and motivated Senior Developer with strong experience in Python and cloud-native development to join our team.
• In this role, you will work extensively with AWS Serverless technologies, building scalable, reliable and high-performing backend systems that support business-critical applications.
• The assignment involves designing, developing and maintaining modern cloud-based backend services, with a strong focus on performance, reliability and scalability.
• The systems are built using serverless architectures and event-driven patterns, enabling efficient and flexible solutions in a cloud-native environment.
• You will collaborate closely with cross-functional teams including developers, architects, product owners and DevOps engineers to ensure that technical solutions align with business needs and long-term platform strategy.
• The role requires a developer who is comfortable working in complex distributed systems, contributing to architectural discussions and ensuring that solutions follow modern engineering best practices.

Responsibilities

• The consultants will contribute to the development and continuous improvement of cloud-based backend services, including:
• Developing and maintaining backend services using AWS Serverless architecture
• Implementing scalable and reliable solutions using Python
• Designing and building services that support data-driven and event-based architectures
• Working with AWS storage and database services to support application functionality
• Troubleshooting, optimizing and enhancing backend systems to ensure high availability and performance
• Collaborating with cross-functional teams to deliver solutions aligned with business needs
• Contributing to CI/CD automation and improving deployment workflows
• Ensuring that solutions follow best practices for security, scalability and maintainability

Required Competence

• Backend Development
• Strong experience in Python backend development
• Experience building scalable backend systems in cloud environments
• Solid experience with AWS Serverless technologies, including:
• AWS Lambda
• AWS Step Functions
• AWS API Gateway
• Experience working with event-driven architectures

Cloud & Data

• Hands-on experience working with AWS databases and storage solutions
• Experience with relational databases (PostgreSQL or SQL)
• Understanding of data-driven application design

DevOps & Development Practices

• Experience using Git for version control
• Experience with CI/CD pipelines, preferably GitLab CI/CD
• Familiarity with modern cloud-native development practices

Frontend (Meritorious)

• Experience with Angular or React

Meritorious Experience

• Experience with event-driven architecture patterns
• Experience with Domain Driven Design (DDD)
• Experience building microservices in cloud environments
• Experience working in large-scale enterprise environments

Personal Profile – Critical for Success

• Technical skills are essential, but we are equally looking for individuals who contribute positively to team collaboration and continuous improvement.
• Demonstrates strong analytical and problem-solving skills.
• Communicates clearly and collaborates effectively with team members and stakeholders.
• Is passionate about building scalable, secure and high-quality systems.
• Works proactively to improve technical solutions and development practices.
• Is comfortable working independently as well as in team environments.
• Shows curiosity and interest in modern cloud technologies and architecture.
• Success in this assignment requires both technical excellence and strong collaboration capabilities