Senior Backend Engineer

_hackajob is collaborating with KX to connect them with exceptional tech professionals for this role.

_Job Title: Senior Software Engineer (Backend)

Location: UK - London

Department: Platform Engineering - SaaS Cloud Team

Reports To: SaaS Tech Lead

About KX

Our mission is to accelerate data and AI-driven innovation with high performance analytics solutions, enabling our customers to transform into AI-first enterprises. KX is trusted by the world's top investment banks & hedge funds, aerospace and defence, life and health sciences, semiconductor, telecommunications, and advanced manufacturing companies.

Time series and vector data analytics and management are at the heart of our products, independently benchmarked as the fastest on the market. They help our customers process data at unmatched speed and scale and empower LOB leaders, developers, data scientists, and data engineers to build high-performance data-driven applications and turbocharge their favourite analytics tools in the cloud, on premise, or at the edge.

KX technology enables the discovery of richer, actionable insights for faster, better-informed decision making which drives competitive advantage and transformative growth for our customers. KX operates across North America, Europe, and Asia Pacific.

Job Summary

As a Senior Software Engineer, you will play a critical role in designing, developing, and maintaining backend services and infrastructure. You will leverage your expertise in building high performance. scalable and resilient services based on distributed microservices architecture, API-lead approach to building features and using cloud-native technologies for delivering secure, robust and scalable solutions. You will collaborate with cross-functional teams to ensure seamless integration and delivery of high-quality software.

Key Responsibilities

Design and Development: Architect, design, and develop backend services and APIs using Python/NodeJS and microservices architecture.

Microservices: Develop and maintain microservices, ensuring they are scalable, maintainable, and performant.

Cloud-Native Technologies: Implement and manage cloud-native solutions using platforms such as AWS, Azure, or Google Cloud.

Cloud Services: Utilize cloud services (e.g., databases, storage, messaging) to enhance application functionality and performance.

Architecture: Apply architectural principles and design patterns to create robust and scalable backend systems.

Integration: Work closely with frontend and DevOps teams to ensure seamless integration and deployment of services.

Performance Optimization: Monitor and optimize the performance of backend services to ensure high availability and reliability.

Troubleshooting: Diagnose and resolve technical issues, ensuring the stability and reliability of backend systems.

Documentation: Write and maintain comprehensive technical documentation for developed services and systems.

Mentorship: Provide guidance and mentorship to junior engineers, fostering a collaborative and growth-oriented environment.

Agile Participation: Participate in agile development processes, including sprint planning, daily stand-ups, and retrospectives.

Key Skills And Qualifications

Qualification: Bachelor's degree in computer science, Engineering, or a related field or equivalent experience.

Industry Experience: 7+ years of experience in software development with strong focus on building backend services.

Technical Expertise: Expert level proficiency in building high traffic applications using Python/NodeJS with microservices architecture.

Cloud-Native Technologies: Hands-on experience with cloud-native technologies and platforms (AWS, Azure, Google Cloud).

Cloud Services: Knowledge of cloud services such as databases, storage, and messaging.

Architecture: In depth knowledge of architectural principles and design patterns for building scalable systems.

API Development: Experience in designing and developing RESTful, GraphQL and gRPC APIs.

Security: Through understanding of security best practises and privacy regulations (e.g., SAST/DAST, Pen Testing, OWASP Top 10, GDPR)

Performance Optimization: Ability to monitor and optimize the performance of backend services.

Problem-Solving: Strong troubleshooting skills and the ability to diagnose and resolve technical issues.

Collaboration: Work closely with cross-functional teams, including developers, product managers, and stakeholders, to deliver high-quality products. Participate in agile development processes, including sprint planning, daily stand-ups, and retrospectives.

Communication: Strong verbal and written communication skills, capable of engaging with both technical and non-technical stakeholders.

Agile Methodologies: Familiarity with agile development processes and working in sprints.

Required Tools And Technologies

Languages & Frameworks: Python (preferred), Django/Flask, NodeJS

Containerization: Docker, Kubernetes

Cloud Platforms: AWS (Preferred) / Azure / GCP

CI/CD Tools: GitLab CI, GitHub Actions

Version Control: Git

Agile Tooling: JIRA, Confluence

Development Tools: VS Code, Scripting - Bash, PowerShell

What Would Help

Backend Services: Expert level knowledge of building API services using Python/Django/flask.

Cloud Native stack: Good understanding of Docker, Kubernetes, Helm Charts.

DevOps/DevSecOps: Knowledge of CI/CD pipelines and infrastructure as code (IaC) - e.g. Git/Gitlab, Terraform, Snyk, ARM/CloudFormation etc

Security Best Practices: Understanding of security best practices for backend development. Identity & Access management

Database Management: Experience with both SQL and NoSQL databases e.g., PostgreSQL, Redis, MongoDB, Blob Storage.

Full Stack: Good understanding of frontend tech stack - HTML5, JavaScript/Typescript, Automated Test Frameworks.

Documentation: UML, Wiki, Draw.IO/Lucid