Harnham - Data & Analytics Recruitment logo
Backend

Backend Engineer

Job Details

Work Mode

On-site

Experience

Mid

Employment

Full-time

Salary

£70,000 - £80,000 p/y

Posted Today

Tech Stack

Required technologies & tools

PostgreSQL Python CI/CD Ai AWS Linux SQL LLM Claude Code API Cursor Spring FastAPI Java

Sign in to see how your skills match.

Perks & Benefits

Bonus
Contributory pension scheme

About the Role

BACKEND ENGINEER
UP TO £80,000
LONDON

This is an exciting opportunity to join an early-stage technology business where AI sits at the heart of product development and innovation. You'll play a key role in shaping a product from the ground up, working across the full technology stack and helping to deliver AI-powered capabilities that solve complex real-world problems.

THE COMPANY

Our client is a technology-driven organisation focused on developing software solutions that help businesses manage complex workflows, data, and decision-making processes. They operate in a collaborative, fast-paced environment where engineering, product, and business teams work closely together to deliver high-impact solutions. They offer the opportunity to work on technically challenging projects while contributing to the evolution of a rapidly growing product.

THE ROLE

Responsibilities include but are not limited to:

  • Build, scale, and maintain backend services, including APIs, workflow engines, data services, and system integrations.


  • Develop and support integrations between Java/Spring platform components and Python-based AI services.


  • Design secure, reliable, and high-performance systems.


  • Collaborate with cross-functional engineering teams to deliver robust backend solutions for demanding production environments.


  • Implement and enhance API architectures, observability frameworks, automated testing, and security best practices.


  • Contribute to cloud infrastructure, CI/CD pipelines, and operational excellence across AWS-based environments.


YOUR SKILLS AND EXPERIENCE:

  • Strong commercial experience building backend applications.


  • Strong Python experience is essential, with FastAPI as highly desirable


  • Strong SQL and PostgreSQL expertise.


  • Hands-on AWS experience, including cloud-native services, CI/CD pipelines, and Linux-based environments.


  • Strong knowledge of API design, testing strategies, monitoring, observability, and application security.


  • Regular use of AI-assisted development tools such as Cursor, Claude Code, or similar productivity tools.


  • Experience with Java/Spring, event-driven architectures, workflow engines and LLM integrations is highly desirable.


SALARY AND BENEFITS

  • Up to £80,000 base salary
  • Contributory pension scheme
  • Bonus


HOW TO APPLY

Please register your interest to Mia Randhawa by sending your CV through the 'Apply' link

Similar jobs

Oscar Technology logo
Backend Engineer
Oscar Technology
London
£85,000 - £105,000 p/y
RDS
Python
S3
REST
Reed.Co.Uk logo
Senior Engineer (Agentic Developer)
Reed.Co.Uk
London
£95,000 - £95,000 p/y
PostgreSQL
Codex
Python
CI/CD
Harnham - Data & Analytics Recruitment logo
FULL STACK ENGINEER
Harnham - Data & Analytics Recruitment
London
£70,000 - £80,000 p/y
PostgreSQL
Python
CI/CD
Ai
Harnham - Data & Analytics Recruitment logo
Full Stack Engineer
Harnham - Data & Analytics Recruitment
Nottingham
£60,000 - £80,000 p/y
Python
Opensearch
Rest Apis
Llm-Powered Applications
Oscar Technology logo
Machine Learning Engineer
Oscar Technology
London
£95,000 - £120,000 p/y
PyTorch
Python
SonarQube
CI/CD