Java Engineer with AI

About Us:

Solirius Reply, part of the Reply Group, is a technology consultancy and digital transformation partner that helps organisations solve complex challenges through strategy, design, engineering, and delivery.

We work closely with our clients to deliver secure, accessible, user-focused services that evolve with their needs. By combining deep technical expertise with people-centred design, we create solutions that deliver meaningful, lasting impact.

Our consultants partner directly with client teams, embedding into organisations to understand their goals, challenges, and users. This collaborative approach enables us to deliver tailored solutions that drive measurable outcomes across public and private sectors.

Past and present clients include the Ministry of Justice, Department for Education, Ministry of Housing, Communities and Local Government, UEFA, International Olympic Committee, and Mercedes-Benz. Our services span the full digital delivery lifecycle, including architecture, engineering, delivery management, user-centred design, business analysis, data, DevOps, and AI.

We operate as a collaborative and inclusive organisation that empowers our people to take ownership, innovate, and develop their expertise. As an equal opportunities employer, we are committed to encouraging equality, diversity, and social mobility, while creating opportunities for our teams to work on meaningful projects that deliver lasting impact.

About You:

You are a motivated and adaptable professional with a strong analytical mindset and a passion for using technology to solve real-world problems. You enjoy working in collaborative, agile teams and take pride in delivering high-quality solutions that make a tangible impact. With strong communication skills and a consultative approach, you're comfortable engaging with clients, understanding their needs, and translating them into effective outcomes.

Key Responsibilities

Design, develop, and maintain high-performance Java-based 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 machine learning solutions

Optimise system performance, scalability, and security

Implement CI/CD pipelines and ensure high code quality standards

Work with cloud platforms to deploy AI-powered services

Contribute to architecture decisions and technical roadmaps

Required Qualifications

Strong experience with Java 12+, Spring Boot, and microservices architecture

Experience integrating AI/ML solutions into backend systems

Understanding of REST APIs, distributed systems, and database design

Familiarity with SQL and NoSQL databases

Experience with cloud platforms (e.g., Amazon Web Services, Google Cloud Platform, or Microsoft Azure)

Knowledge of containerisation technologies like Docker and orchestration tools such as Kubernetes

Experience with AI/ML frameworks (e.g., TensorFlow, PyTorch, or Java-based ML libraries)

Strong problem-solving and communication skills

Preferred Qualifications

Experience with NLP, computer vision, or recommendation systems

Familiarity with MLOps practices and model lifecycle management

Knowledge of event-driven architectures (Kafka or similar)

Experience with DevOps tooling and infrastructure as code

Exposure to Generative AI and large language models

Benefits

Competitive Salary

Bonus Scheme

Private Healthcare Insurance

25 Days Annual Leave + Bank Holidays

Up to 10 days allocated for development training per year

Enhanced Parental Leave

Paid Fertility Leave (5 Days)

Contributory Pension

EAP with Help@Hand

Gym Membership Benefits

Flexible Benefits Allowance

Cycle to Work and Electric Vehicle schemes

Flexible Working

Annual Away Days/Company Socials

Diversity and Inclusion

As an equal opportunities employer, we are committed to creating a work environment that supports, celebrates, encourages and respects all individuals, where all processes are based on merit, competence and business needs.

Encouraging high social mobility is really important to us. We foster an inclusive culture by welcoming different perspectives, enabling equitable opportunities and promoting open dialogue. This commitment is reflected in initiatives such as our gender diversity group and our focus on mental health and wellbeing. Whatever stage you are at, you will find an environment where you can thrive.

Should you require further assistance or require any reasonable adjustments to be put in place to better support your application process, please do not hesitate to raise this with us.

As a Disability Confident employer, we are committed to ensuring our recruitment process is accessible and inclusive, enabling all candidates to demonstrate their skills, experience and potential.

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