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United Kingdom Remote (Global) Employment

Aveni is hiring a Senior Software Engineer (Python)

Responsibilities

  • Design and implement scalable Python services powering AI-driven workflows
  • Develop resilient, observable systems with strong error handling and compliance traceability
  • Work within a serverless, event-driven AWS architecture
  • Take ownership of features from design through to production
  • Collaborate with Product, AI Platform, and Compliance teams
  • Contribute to sprint planning, estimation, and delivery
  • Build intelligent workflows using LLMs and agentic architectures
  • Integrate AI models into production systems
  • Design guardrails, policy enforcement, and behavioural monitoring for AI agents
  • Support and guide junior and mid-level engineers
  • Lead code reviews and promote engineering best practices
  • Contribute to documentation, demos, and knowledge sharing
  • Use AI coding tools to accelerate development and improve quality
  • Help define best practices for AI-assisted software engineering

Requirements

  • Strong Python expertise in production environments
  • Experience building cloud-native systems on AWS (Lambda, DynamoDB, S3, EventBridge)
  • Experience working with LLMs or AI/ML systems
  • Strong understanding of APIs, async systems, and scalable architecture

Nice to Have

  • Experience with AI safety, guardrails, or policy enforcement
  • Background in agentic systems or autonomous workflows
  • Experience in financial services or regulated environments
  • Familiarity with Node.js / TypeScript, Terraform or CDK
  • Knowledge of observability tools and ML fundamentals

Benefits

  • Remote-first working across the UK
  • Work abroad policy
  • Co-working spaces available
  • 34 days holiday (including flexible bank holidays) and your birthday off
  • Company-wide off-sites
  • Optional Personal Development Plan
  • Flexible benefits platform
  • Protection essentials including Life Insurance, Income Protection, Critical Illness cover, and Pension (up to 5% matched employer contribution with optional increased contributions)
  • Private health and dental care
  • Potential share options
  • Enhanced family leave

Work Arrangement

Remote (Worldwide)

Additional Information

  • Pragmatic and able to balance speed with long-term quality
  • Curious about AI, especially safety and responsible usage
  • Comfortable working in a fast-moving scale-up environment
  • A strong communicator who can explain complex ideas clearly
  • Passionate about mentoring and raising team standards
Required Skills
Terraform
About company
Aveni

Powering Financial Services with purpose-built AI, Aveni delivers advanced artificial intelligence solutions tailored specifically for the financial services industry. The company combines deep expertise in natural language processing (NLP) with an in-depth understanding of financial regulations and workflows to create AI tools that enhance productivity, compliance, and risk management.

Aveni’s suite of products includes Aveni Assist, which automates adviser workflows by generating reports, updating CRM records, and delivering post-meeting briefings, and Aveni Detect, which enables 100% quality assurance coverage at a fraction of the cost through AI-driven analysis of customer interactions. These solutions are designed to reduce administrative burden, improve compliance, and support Consumer Duty requirements.

Trusted by leading organisations across the financial sector—including Nationwide, Lloyds Banking Group, and Schroders—Aveni partners with enterprises, mid-sized firms, and SMEs to co-develop or deploy scalable AI solutions. The company’s Human+ approach empowers financial advisers and compliance teams by combining AI efficiency with human oversight, ensuring trustworthy and transparent outcomes.

Aveni’s technology is built on a foundation of data security and regulatory compliance, with NLP experts consistently ranked among the top 100 globally. The company continues to innovate through its FinLLM initiative—the Financial Services-Specific Language Model—ensuring AI solutions are not only cutting-edge but also deeply aligned with the needs of the financial services landscape.

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Job Details
Department Engineering
Category backend
Posted 24 days ago