Senior Python Engineer - Pre-trade (Gas & Power Industry)

Talan; Houston (TX); Hybrid; USD 140,000 - 200,000; Full time

Benefits offered by this job

401(k)

Paid vacation

Holidays & sick days

Health insurance

FSA

STD/LTD

Job summary

Talan is seeking a Senior Software Engineer to join a key energy trading client. You will design, develop, deploy, and support secure, scalable cloud applications and data services on AWS using Python for pre-trade workflows, market data, pricing, and analytics.

Hybrid role in Houston with visa sponsorship for TN and E-2. You will lead backend development, implement IaC, and mentor junior engineers while optimizing performance, security, and costs across large-scale data platforms.

Qualifications

• 10+ years of strong hands on, backend OOP development experience in event-driven and distributed backend services
• 5+ years of developing complex Python applications involving high volume data processing, designing and developing APIs, microservices, and event-driven architectures
• 5+ years of experience deploying Python application in AWS cloud environment (i.e. Kafka, Redis/ElastiCache, RDS/Aurora/S3)
• Bachelor degree in Computer science, Engineering, Finance or Quantitative finance

Responsibilities

• Build and support cloud-native applications, APIs, microservices, and event-driven solutions on AWS
• Develop backend services and automation in Python
• Design services handling market data, pricing, analytics, and pre-trade workflows
• Implement infrastructure as code using Terraform, AWS CDK, or CloudFormation
• Build and maintain CI/CD, automated testing, monitoring, and observability
• Apply cloud security and secure software-development best practices
• Optimize application performance, reliability, scalability, and AWS costs
• Lead technical discussions, code reviews, and architecture reviews
• Mentor junior and mid-level engineers

Skills

Backend development

Event-driven architecture

Distributed systems

Team leadership

Python programming

AWS cloud

Education

Bachelor degree in Computer science, Engineering, Finance or Quantitative finance

Tools

AWS

Python

Kafka

Redis/ElastiCache

RDS/Aurora/S3

Terraform

AWS CDK

CloudFormation

Job description

Location: Houston (Hybrid – at least 3 days onsite/week)

Visa Sponsorship:We offer sponsorship under specific treaty-based U.S. work visas, including TN and E-2 (for eligible Canadian, Mexican, and French citizens). We do not support or transfer other visa types (e.g., H-1B).

Talan is looking for a Senior Software Engineer - AWS / Python to support a key client in the energy trading industry.

The role focuses on designing, developing, deploying, and supporting secure, scalable cloud applications and data services supporting pre-trade, market data, pricing, and analytics. AWS is the primary cloud platform and Python the main development language.

Key Responsibilities

• Build and support cloud-native applications, APIs, microservices, and event-driven solutions on AWS.
• Develop backend services and automation in Python.
• Design services handling market data, pricing, analytics, and pre-trade workflows.
• Implement infrastructure as code using Terraform, AWS CDK, or CloudFormation.
• Build and maintain CI/CD, automated testing, monitoring, and observability.
• Apply cloud security and secure software-development best practices.
• Optimize application performance, reliability, scalability, and AWS costs.
• Lead technical discussions, code reviews, and architecture reviews.
• Mentor junior and mid-level engineers.

Qualifications

10+ years of strong hands on, backend OOP development experience in event-driven and distributed backend services

5+ years of developing complex Python applications involving high volume data processing, designing and developingAPIs, microservices, and event-driven architectures

5+ years of experience deploying Python application in AWS cloud environment (i.e. Kafka, Redis/ElastiCache, RDS/Aurora/S3)

• Bachelor degree in Computer science, Engineering, Finance orQuantitative finance

Nice to Have

• Experience in energy trading, commodities, market data, pricing, or financial markets
• Athena, or Redshift
• C#/.NET or React or Angular
• AWS or Azure certifications

At Talan, we invest in our employees' well-being and empower them with benefits, including:

• 401(k) retirement plan with company matching
• 15 days of paid vacation per year at hire and up to 27 according to seniority (annual untaken vacation days are cashed out)
• 8 paid holidays + 5 sick days + 2 personal days per year
• Company health, dental, and vision insurance plans + FSA
• Voluntary STD and LTD

All your information will be kept confidential according to EEO guidelines.

Company Description

Talan is an international group that supports its clients in their end-to-end Data & AI transformation by combining management consulting with technological expertise.

With over 6,000 employees across five continents, we accelerate our clients' transformations through long-term partnerships, creating measurable and sustainable impact.

Our value proposition is built on a structured innovation ecosystem: 2,500 Data & AI experts, proprietary solutions built on advanced models, and an applied research, experimental development, and innovation laboratory.

In Americas, our multidisciplinary teams bring over 30 years of experience helping business leaders across key industries achieve measurable performance and strong ROI, designing, building, and scaling solutions that enable companies to grow more efficiently.