Senior Golang Developer - Kubernetes - Financial Services

Rothstein Recruitment Ltd; Greater London; On-site; GBP 70,000 - 90,000; Full time

Job summary

A leading financial services recruitment firm is seeking a Senior Golang Developer to lead the development of mission-critical financial applications. The role requires extensive experience with GoLang, AWS, and Kubernetes, focusing on performance and scalability. You will collaborate with cross-functional teams to build solutions that enhance trading, investment, and risk management systems. Ideal candidates will have a strong background in financial software development and cloud technologies. This position offers the chance to work in a dynamic, fast-paced environment.

Qualifications

• Proven experience (2+ years) in GoLang Back End development for financial applications.
• Strong experience working with Amazon Web Services (AWS) and tools like EC2 and S3.
• Hands‑on experience with Kubernetes for deploying containerized applications.

Responsibilities

• Design and maintain high-performance Back End services using GoLang.
• Build cloud-based solutions with AWS, ensuring scalability and security.
• Implement CI/CD pipelines and monitor system reliability in production.

Skills

GoLang Back End development

AWS services

Kubernetes

Docker

Microservices architectures

Tools

Amazon EC2

AWS Lambda

Terraform

Job description

Senior Golang Developer - Kubernetes - Financial Services

Excellent opportunity opens for an experienced Developer strong on Golang with experience in AWS and Kubernetes to join a highly regarded Financial Services entity's London office. You will act as the team lead and play a key role in building mission-critical financial applications that power trading, investment, and risk management systems across the firm.

If you are passionate about working in a dynamic, fast-paced environment and are eager to apply your technical expertise to the financial services industry, this is the role for you.

Key Responsibilities:

• Design, develop, and maintain high-performance Back End services using GoLang to support financial applications and services, including trading platforms, investment systems, and risk management tools.
• Build and deploy cloud-based solutions using Amazon Web Services (AWS), including services such as EC2, S3, RDS, DynamoDB, and Lambda to create scalable, reliable, and secure infrastructure.
• Implement and manage containerized applications using Kubernetes, ensuring seamless orchestration, scaling, and resilience in a cloud environment.
• Write clean, efficient, and well-documented code while following best practices for financial systems development, focusing on performance and security.
• Collaborate with other development teams, business analysts, and stakeholders to define and refine requirements, and ensure that applications meet financial regulatory standards and business needs.
• Optimize the performance of Back End services, ensuring low-latency responses and high availability, critical for financial services.
• Implement CI/CD pipelines, automated testing, and monitoring systems to ensure the reliability and stability of production systems.
• Proactively identify issues and bottlenecks in existing systems and propose solutions to improve the system's performance and scalability.
• Stay updated with new tools, technologies, and industry trends in cloud computing, containerization, and financial systems to continuously improve development practices and outcomes.

Ideal Skills:

• Proven experience (2+ years) in GoLang Back End development, with a strong focus on performance optimization and building scalable systems for high-volume, high-frequency financial applications.
• Strong experience working with Amazon Web Services (AWS), including EC2, S3, RDS, DynamoDB, Lambda, and other cloud-native technologies.
• Hands‑on experience with Kubernetes for deploying, managing, and scaling containerized applications in a cloud environment.
• Solid understanding of financial systems and services, particularly in areas such as trading platforms, investment management, and risk analytics.
• Experience in building microservices architectures and working with APIs (RESTful, gRPC, etc.) to integrate various systems.
• Strong knowledge of containerization (Docker) and continuous integration/deployment (CI/CD) practices.
• Experience with database systems (relational and NoSQL) and working with financial data.
• Familiarity with DevOps practices and tools to streamline the development life cycle, such as infrastructure-as-code (eg, Terraform or CloudFormation).
• Ability to troubleshoot and resolve issues in production environments, ensuring uptime and performance in high-pressure, mission-critical scenarios.
• Excellent communication skills to collaborate effectively with cross‑functional teams and stakeholders in a fast‑paced financial environment.
• Experience with serverless computing (AWS Lambda, etc.) to create efficient and scalable solutions.
• Knowledge of financial industry regulations and standards, particularly around data security and privacy.
• Familiarity with event-driven architectures or message queues (eg, Kafka, RabbitMQ) for Real Time data processing.
• Experience with automated testing frameworks and continuous delivery tools like Jenkins, GitLab CI, or CircleCI.
• Understanding of performance monitoring and observability tools such as CloudWatch, Prometheus, or Datadog.

Interested? Please Apply!