Senior Software Engineer, Python

🕒 April 27

🇬🇧 United Kingdom – Remote

⏰ Full Time

🟠 Senior

🔙 Backend Engineer

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Aveni

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2018

🤖 Artificial Intelligence

💸 Finance

☁️ SaaS

Artificial Intelligence • Finance • SaaS

<Aveni> is a technology company that builds NLP-powered, compliance-focused AI solutions for the financial services industry. It offers products such as Aveni Assist (an AI meeting assistant that automates adviser admin, CRM updates and report generation), Aveni Detect (automated QA, risk and vulnerability detection across customer interactions) and FinLLM (a finance-specific language model). Aveni provides ready-to-deploy and bespoke/co-developed AI for SMEs, mid-sized firms and enterprises, emphasizing data security, traceability and regulatory/compliance monitoring (Consumer Duty) to improve adviser productivity and quality assurance.

📋 Description

• Build Production-Grade Systems • 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 • Own Delivery End-to-End • Take ownership of features from design through to production • Collaborate with Product, AI Platform, and Compliance teams • Contribute to sprint planning, estimation, and delivery • Shape AI & Agentic Systems • Build intelligent workflows using LLMs and agentic architectures • Integrate AI models into production systems • Design guardrails, policy enforcement, and behavioural monitoring for AI agents • Mentor & Elevate the Team • Support and guide junior and mid-level engineers • Lead code reviews and promote engineering best practices • Contribute to documentation, demos, and knowledge sharing • Drive AI-Augmented Engineering • 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 • Experience with AI safety, guardrails, or policy enforcement (Nice to Have) • Background in agentic systems or autonomous workflows (Nice to Have) • Experience in financial services or regulated environments (Nice to Have) • Familiarity with Node.js / TypeScript, Terraform or CDK (Nice to Have) • Knowledge of observability tools and ML fundamentals (Nice to Have)

🏖️ 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