Senior Back-End Developer

Akixi; Crawley; Hybrid; GBP 50,000 - 70,000; Full time

Job summary

A leading provider in call analytics solutions seeks a Senior Back-End Developer to enhance their back-end infrastructure. You will design, develop, and maintain applications while collaborating with various teams, mentoring junior developers, and leading technical initiatives to optimize operations.

Qualifications

• 5+ years of back-end development experience with Java.
• Strong knowledge of Spring Boot framework.
• Experience with RESTful APIs and microservices architecture.

Responsibilities

• Design and maintain server-side applications and APIs.
• Collaborate with front-end developers and stakeholders.
• Conduct code reviews and ensure adherence to best practices.

Skills

Java

Spring Boot

RESTful APIs

Microservices

Database Management

Containerization

Agile Methodologies

Job description

Location: Hybrid (Crawley - once a week)

Job type: Full time/Perm

About Akixi

Akixi is a leading provider of cloud-based call and contact analytics solutions, empowering businesses to enhance their communications and operational efficiency. As a modern SaaS vendor, Akixi is dedicated to delivering innovative, scalable, and reliable analytics software designed to meet the evolving needs of businesses of all

sizes. Alongside our powerful analytics offerings, Akixi provides comprehensive CRM integration solutions, enabling businesses to streamline customer interactions and enhance productivity by connecting communication systems with their existing CRM platforms.

At Akixi, we’re driven by a passion for delivering cutting-edge solutions that empower organisations to make data-driven decisions, optimise their operations, and thrive in today’s competitive environment. Backed by a team of dedicated experts, we aim to deliver excellence in product development, customer satisfaction and innovation.

Learn more at www.akixi.com.

Job summary

As a Senior Back-End Developer, you will be a key contributor to the design, development, and maintenance of our back-end infrastructure. You will collaborate closely with front-end developers, DevOps, and product teams to deliver secure, scalable, and efficient solutions that power our applications and services.

This role offers the opportunity to lead technical initiatives, mentor junior team members, and shape the architecture and development standards of our back-end systems.

Key Responsibilities

System Design & Development:

• Design, develop, and maintain server-side applications and APIs using [preferred technologies, e.g., Java, Python, Node.js].
• Architect scalable and high-performance systems to support business growth.
• Implement secure, efficient, and reliable data storage and retrieval mechanisms.

Collaboration:

• Work closely with front-end teams to integrate user-facing elements with server-side logic.
• Collaborate with product managers and stakeholders to understand and refine requirements.
• Coordinate with DevOps to optimise deployment pipelines and server infrastructure.

Performance & Quality:

• Optimise applications for maximum speed, scalability, and reliability.
• Conduct code reviews, implement testing strategies, and ensure adherence to best practices.
• Troubleshoot and resolve complex technical issues, ensuring minimal downtime.

Mentorship & Leadership:

• Provide technical guidance and mentorship to junior developers.
• Advocate for coding standards, tools, and processes that enhance productivity and quality.

Required Skills and Qualifications

Technical Expertise:

• 5+ years of experience in back-end development with Java
• Strong knowledge of frameworks such as Spring Boot
• Hands-on experience with RESTful APIs, microservices architecture, and server-side optimisations.
• Proficiency in database management (SQL and NoSQL) and query optimisation.
• Familiarity with containerisation and orchestration tools (e.g., Docker, Kubernetes).
• Solid understanding of authentication and security protocols (e.g., OAuth, JWT).
• Multi-threaded server-side web application development using Java in a Servlet web container using an MVC architecture-based framework such as Struts, JSF, etc.

Problem-Solving Skills:

• Ability to diagnose and resolve performance bottlenecks, scalability challenges, and other technical issues.

Agile Development:

• Experience working in Agile environments with tools like Jira and Confluence.

Preferred Qualifications

• Familiarity with cloud platforms (AWS, Azure, or GCP) and serverless architecture.
• Knowledge of CI/CD pipelines and DevOps practices.
• Experience with message queues and streaming platforms (e.g., Kafka, AmazonMQ).
• Strong understanding of data modelling and API versioning.