Senior Developer
Opus 2United Kingdom12 days ago
Full-timeInformation Technology
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As a Senior Developer at Opus 2, you'll lead delivery of medium-to-large features and projects within your squad while influencing the broader engineering strategy. You'll serve as a trusted technical partner to Product and Design, balancing user needs, delivery speed, and technical quality. You'll set high standards of engineering craft, mentor across squads, and help rapidly expand AI workflows across our platform. You will be part of our Amsterdam office working directly with a small local team but collaborating closely with a larger engineering team in Edinburgh, UK, AI team in London, UK and the wider business functions globally. A great opportunity to apply AI to a defined and in demand set of customer needs at a company where over 50% of customers are already using AI in our existing workflows.
What You'll Be Doing
What we're looking for in you
Working for Opus 2
Opus 2 is a global leader in legal software and services, trusted partner of the world's leading legal teams. All our achievements are underpinned by our unique culture where our people are our most valuable asset. Working at Opus 2, you'll receive:
What You'll Be Doing
- Lead the design, development, and delivery of medium-to-large features and projects
- Partner with Product and Design to align roadmaps with technical feasibility and user needs
- Contribute to squad strategy, influencing decisions on architecture, scalability, and reliability
- Provide deep technical mentorship to engineers across squads, raising standards of engineering quality
- Support operational excellence through strong observability, monitoring, and testing practices
- Actively contribute to wider engineering strategy with Tech Leads and senior leadership
- You consistently deliver technically sound, user-focused projects that align with business goals
- You manage technical trade-offs transparently, providing clarity to Product and Design partners
- You raise the technical bar across squads, mentoring engineers and setting best practices
- You proactively improve reliability, scalability, and maintainability of the platform
- You are AI literate with the ability to translate business opportunities into safe, scalable, and value-driven AI solutions
- Mentor others in responsible AI use and help set squad-level standards for AI adoption
- Partner with Product/Design to explore and prototype AI-powered features that enhance user experience
What we're looking for in you
- Deep expertise in distributed systems, multi-tenant SaaS, and API-first platforms.
- Knowledge of security, privacy, and compliance best practices for multi-tenant SaaS and AI workloads
- Experience with Vector databases, ideally Opensearch / Elasticsearch
- Familiarity with GraphRag or experience building knowledge graphs
- Familiarity with the latest Generative AI developments such as LLM architectures, fine-tuning strategies, Agentic workflows
- Experience with MLOps pipelines, including model deployment, versioning, and monitoring in production
- Proficiency in observability tooling for distributed AI systems
- Experience with data ingestion and transformation pipelines supporting vector and knowledge graph stores
- Familiarity with CI/CD automation for both software and ML workflows
- Experience optimizing cost and performance of large-scale inference and retrieval systems
- Proven ability to lead complex projects and influence technical direction.
- Strong mentorship skills and ability to scale engineering standards across squads.
- Languages: full stack experience with a focus on Python and Typescript with familiarity with one of Java and Go a benefit
- Infrastructure: familiarity with AWS serverless architecture and dev-ops experience
- :5-9+ years of professional software development experience
Working for Opus 2
Opus 2 is a global leader in legal software and services, trusted partner of the world's leading legal teams. All our achievements are underpinned by our unique culture where our people are our most valuable asset. Working at Opus 2, you'll receive:
- Contributory pension plan
- 33 days annual holidays, flexible working, and length of service entitlement
- Health Insurance
- Loyalty Share Scheme
- Enhanced Maternity and Paternity
- Employee Assistance Programme
- Electric Vehicle Salary Sacrifice
- Cycle to Work Scheme
- Calm and Mindfulness sessions
- A day of leave to volunteer for charity and an active CSR team raising money towards a company charity
- Regular Company Social Events
- Yearly Development Retreat
- Equal opportunities
Key Skills
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