Java Engineer – AI-Driven Backend & Cloud Services

Solirius Ltd.; Greater London; Hybrid; GBP 90,000 - 120,000; Full time

Benefits offered by this job

Competitive Salary

Private Healthcare Insurance

25 Days Annual Leave + Bank Holidays

Flexible Working

Job summary

Solirius Reply, part of the Reply Group, is a technology consultancy delivering strategy, design, engineering and delivery to public and private sector clients across the UK.

We seek a motivated backend engineer to design and evolve high-performance Java applications, integrate AI/ML models, and build scalable RESTful services within collaborative, agile teams. You will work with cloud platforms and data scientists to realise impactful solutions.

Qualifications

• Strong experience with Java 12+ and Spring Boot.
• Experience building microservices and RESTful APIs.
• Experience integrating AI/ML solutions into backend systems.
• Familiarity with SQL/NoSQL databases and cloud platforms (AWS/GCP/Azure).
• Knowledge of containerisation (Docker) and orchestration (Kubernetes).
• Experience with AI/ML frameworks (TensorFlow, PyTorch).
• Strong problem-solving and communication skills.

Responsibilities

• Design, develop, and maintain high-performance Java applications.
• Integrate AI/ML models into production-grade backend systems.
• Build RESTful APIs and microservices using modern Java frameworks.
• Collaborate with data scientists to deploy and scale ML solutions.
• Optimise system performance, scalability, and security.
• Implement CI/CD pipelines and ensure high code quality.

Skills

Java 12+

Spring Boot

REST APIs

AI/ML integration

Microservices

CI/CD

Tools

AWS

GCP

Azure

Docker

Kubernetes

TensorFlow

PyTorch

Job description

Solirius Reply, part of the Reply Group, is a technology consultancy delivering strategy, design, engineering and delivery to public and private sector clients across the UK.

We seek a motivated backend engineer to design and evolve high-performance Java applications, integrate AI/ML models, and build scalable RESTful services within collaborative, agile teams. You will work with cloud platforms and data scientists to realise impactful solutions.