Opus Recruitment Solutions

About the Company

When it comes to technology talent, Opus Recruitment Solutions are the specialists. We provide the skills needed most to markets at the forefront of change, evolving with the ever-changing needs of our clients to propel their people strategy and build world-class teams to power the future.

With a global reach, diverse networks and an established market reputation, we are the partner of choice for organisations looking for flexible and trusted technology talent solutions to achieve long-term success.

Our clients work across the private, public and third sectors, but all have one thing in common: they are at the cutting edge of their field and they need a talent partner with the vision, reach and capabilities to get them there.

Roles we recruit for include:
Digital & Design
Back End Development
Project Services
SAP
Infrastructure
Core Technology
Mechanical / Electrical Engineering
Embedded / Electronics Engineering
Senior Appointments – Engineering

Listed Jobs

Company Name

Opus Recruitment Solutions

Job Title

Senior Data Scientist - Fintech | Hybrid (3 days Office)

Job Description

Job title: Senior Data Scientist – FinTech Role Summary: Lead and design production-grade machine learning and generative AI solutions that drive business impact across marketing, risk, customer service, and quantitative analytics. Serve as a technical thought‑leader, mentor junior scientists, and shape the organization’s data‑science culture. Expectations: - Deliver end‑to‑end ML projects from data exploration to deployment. - Communicate complex analytical concepts to non‑technical stakeholders. - Mentor and coach junior team members. - Maintain high quality, reproducible models and documentation. - Influence product strategy and AI roadmap. Key Responsibilities: - Own and execute complex data‑science projects, leveraging structured and unstructured data. - Build AI‑driven products (recommendation systems, chatbots, text analytics, pricing models, automated insight tools). - Deploy models in production using CI/CD pipelines, containerization, and model observability. - Collaborate with cross‑functional teams to translate business challenges into data‑science solutions. - Mentor junior scientists and promote best practices in modeling, experimentation, and documentation. - Stay current with emerging ML/AI techniques and evaluate their applicability. Required Skills: - 5+ years of applied data‑science/ML experience in a production environment. - Proficiency in Python (scikit‑learn, TensorFlow/PyTorch), SQL, and data‑processing libraries. - Deep expertise in NLP, time‑series forecasting, neural networks, and recommendation systems. - Experience with generative AI models (transformers, GPT‑style architectures). - Hands‑on deployment experience (MLflow, SageMaker, Docker, Kubernetes). - Strong communication, stakeholder‑management, and leadership skills. - Ability to translate technical insights into actionable business recommendations. Required Education & Certifications: - Bachelor’s or Master’s degree in Computer Science, Data Science, Statistics, Mathematics, or a related technical field (Master’s preferred). - Relevant certifications such as AWS Certified Machine Learning, TensorFlow Developer, or equivalent are a plus.

Manchester, United kingdom

Hybrid

Senior

24-11-2025

Company Name

Opus Recruitment Solutions

Job Title

Solutions Architect

Job Description

Job title: Remote Access Solutions Architect (Contract) Role Summary: Architect, design and implement remote access and identity‑access management (IAM) solutions for a leading enterprise on a 3‑month contract, working hybrid in Central London. Deliver secure, scalable remote access using industry‑leading technologies. Expectations: * 3‑month contract, inside IR35 * Hybrid working – onsite twice fortnightly, remainder remote * Competitive pay (£550‑£590 per day) Key Responsibilities: * Assess organisation’s remote access requirements and security posture * Design and deliver end‑to‑end remote access solutions, integrating Zscaler, Azure Virtual Desktop and CyberArk * Collaborate with stakeholders from business, security and IT to align solutions with policy and compliance needs * Configure, test, and validate remote access environments ensuring high availability and strong authentication * Provide guidance and best‑practice recommendations for secure remote connectivity Required Skills: * Proven experience in remote access architecture and IAM * Hands‑on technical expertise with Zscaler, Azure Virtual Desktop, and CyberArk * Effective communication skills for interacting with multiple stakeholder groups * Ability to work independently and produce clear, concise documentation Required Education & Certifications: * Not specified【N/A】

London, United kingdom

On site

24-11-2025

Company Name

Opus Recruitment Solutions

Job Title

Contract Solidity Developer

Job Description

**Job Title** Contract Solidity Developer **Role Summary** A short‑term contract position (12 months) to design, develop, and deploy Solidity smart contracts on Ethereum for a new Digital Assets division. The role requires deep technical expertise in Solidity, smart‑contract architecture, and blockchain integration to support high‑impact financial solutions. **Expectations** - 12‑month contract; 5 days per week. - Work remotely or on‑site as required. - Deliver clean, well‑tested code aligned with best practices. **Key Responsibilities** - Design, write, test, and audit Solidity smart contracts for Ethereum and compatible networks. - Collaborate with cross‑functional teams (product, security, compliance) to define contract requirements. - Refactor and optimize existing contracts for performance, security, and gas efficiency. - Document code, deployment processes, and upgrade mechanisms. - Participate in code reviews, security audits, and bug‑tracking activities. **Required Skills** - Proficient in Solidity (v0.8.x+). - Strong understanding of Ethereum Virtual Machine (EVM), gas model, and ABI. - Experience with smart‑contract frameworks (Truffle, Hardhat, Foundry). - Familiarity with version control (Git), CI/CD pipelines, and automated testing (Mocha, Chai, etc.). - Knowledge of security patterns (ReentrancyGuard, SafeMath, audit reports). - Ability to write clear, maintainable, and well‑commented code. **Required Education & Certifications** - Bachelor’s degree in Computer Science, Engineering, or related field, or equivalent practical experience. - Preferred: Relevant certifications in blockchain development, smart‑contract security, or Ethereum developer tracks.

London, United kingdom

On site

25-11-2025

Company Name

Opus Recruitment Solutions

Job Title

Senior Ruby Developer

Job Description

Job title: Senior Ruby Developer Role Summary: Deliver and optimize data‑driven applications for an energy‑sector client, collaborating with a high‑performance engineering team in a fast‑paced environment. Expactations: Execute complex development tasks on Ruby on Rails, design scalable microservice architectures, and lead API development initiatives while ensuring code quality, maintainability, and performance. Key Responsibilities: - Build and maintain feature‑rich Ruby on Rails applications with a focus on data‑intensive workloads. - Design, implement, and consume RESTful APIs and microservices for modular, scalable solutions. - Collaborate with product, data, and DevOps teams to adhere to agile delivery cycles. - Mentor junior developers, code review, and enforce best practices. - Monitor application performance, troubleshoot issues, and optimize for speed and reliability. - Contribute to architectural decisions and documentation. Required Skills: - Strong proficiency in Ruby and Ruby on Rails. - Hands‑on experience with API development and microservices architecture. - Familiarity with data‑intensive application design and performance tuning. - Comfortable working within Agile/Scrum frameworks. - Basic understanding of CI/CD pipelines (Git, GitHub Actions, AWS/GCP). - Excellent problem‑solving and communication skills. Required Education & Certifications: - Bachelor’s degree in Computer Science, Software Engineering, or related field, or equivalent professional experience. - Certifications in Ruby or related technologies are a plus.

United kingdom

Remote

Senior

25-11-2025