City of London, London, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
Bonus if you’ve worked with: NuxtUI Framework Frontend security (COOP/COEP, CORS, CSP) CI/CD pipelines (GitHub Actions) Deploying to Vercel, AWS, or similar Supabase Auth & Postgres Docker for local dev Nice-to-haves: Origin Private Filesystem & SQLite WASM for browser persistence WebWorkers for background processing Serverless Framework for AWS DevOps More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Hunter Bond
and deliver high-performance Back End solutions using Kotlin. This is a long-term contract position. The following skills/experience is required: Strong Kotlin experience Kubernetes, Docker, MongoDB, Postgres or exposure to relational databases. Good Financial Services background, ideally in Front Office. Excellent communication skills Rate: Up to £850/day Duration: 6 months + (multiple extensions) Location: London More ❯
Central London / West End, London, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
Bonus if you’ve worked with: NuxtUI Framework Frontend security (COOP/COEP, CORS, CSP) CI/CD pipelines (GitHub Actions) Deploying to Vercel, AWS, or similar Supabase Auth & Postgres Docker for local dev Nice-to-haves: Origin Private Filesystem & SQLite WASM for browser persistence WebWorkers for background processing Serverless Framework for AWS DevOps More ❯
Principal Engineers Salary range: 90 - 150k (+ equity) Location : Central London (x3 days per week onsite - Tue/Wed/Thurs) Tech stack includes : Typescript, React, Material UI, NodeJS, Postgres, AWS (Serverless) Current team size : 25 Engineers We're working with a B2B SaaS startup company based in London, an AI procurement platform - reduces time & money saved for businesses. They More ❯
first approach to engineering What You'll Need 2-4 years experience with Python (FastAPI/Flask) Experience with distributed systems and cloud platforms Proficiency in database design (e.g. PostgreSQL) Familiarity with Docker, IaC tools (Terraform), and monitoring stacks Start-up mindset Bonus: Experience with AI/ML deployment, vector databases, or video pipelines. Why Join Work on meaningful AI More ❯
East London, London, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
first approach to engineering What You’ll Need 2-4 years experience with Python (FastAPI/Flask) Experience with distributed systems and cloud platforms Proficiency in database design (e.g. PostgreSQL) Familiarity with Docker, IaC tools (Terraform), and monitoring stacks Start-up mindset Bonus: Experience with AI/ML deployment, vector databases, or video pipelines. Why Join Work on meaningful AI More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
first approach to engineering What You’ll Need 2-4 years experience with Python (FastAPI/Flask) Experience with distributed systems and cloud platforms Proficiency in database design (e.g. PostgreSQL) Familiarity with Docker, IaC tools (Terraform), and monitoring stacks Start-up mindset Bonus: Experience with AI/ML deployment, vector databases, or video pipelines. Why Join Work on meaningful AI More ❯
Central London / West End, London, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
first approach to engineering What You’ll Need 2-4 years experience with Python (FastAPI/Flask) Experience with distributed systems and cloud platforms Proficiency in database design (e.g. PostgreSQL) Familiarity with Docker, IaC tools (Terraform), and monitoring stacks Start-up mindset Bonus: Experience with AI/ML deployment, vector databases, or video pipelines. Why Join Work on meaningful AI More ❯
observability Support compliance with global data regulations What you’ll bring Good working experience in data engineering Hands-on with Kafka/Pulsar/Kinesis Strong SQL & relational DBs (Postgres/MySQL) Coding experience in Java/Scala Cloud (AWS preferred) + Infrastructure-as-Code familiarity Solid understanding of ETL/ELT and data modeling Nice to have: Iceberg/ More ❯
efficient code Stay current with new technologies and bring fresh ideas to the table Tech Stack Languages: Python, TypeScript Infrastructure: AWS (ECS, SQS, Parameter Store), Docker, GitHub Actions Data: Postgres, Redis Monitoring: LogFire, Sentry CI/CD: GitHub Actions About You 4+ years of experience building backend systems in production environments Strong knowledge of database design, API architecture, and cloud More ❯
efficient code Stay current with new technologies and bring fresh ideas to the table Tech Stack Languages: Python, TypeScript Infrastructure: AWS (ECS, SQS, Parameter Store), Docker, GitHub Actions Data: Postgres, Redis Monitoring: LogFire, Sentry CI/CD: GitHub Actions About You 4+ years of experience building backend systems in production environments Strong knowledge of database design, API architecture, and cloud More ❯
efficient code Stay current with new technologies and bring fresh ideas to the table Tech Stack Languages: Python, TypeScript Infrastructure: AWS (ECS, SQS, Parameter Store), Docker, GitHub Actions Data: Postgres, Redis Monitoring: LogFire, Sentry CI/CD: GitHub Actions About You 4+ years of experience building backend systems in production environments Strong knowledge of database design, API architecture, and cloud More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Oho Group Ltd
efficient code Stay current with new technologies and bring fresh ideas to the table Tech Stack Languages: Python, TypeScript Infrastructure: AWS (ECS, SQS, Parameter Store), Docker, GitHub Actions Data: Postgres, Redis Monitoring: LogFire, Sentry CI/CD: GitHub Actions About You 4+ years of experience building backend systems in production environments Strong knowledge of database design, API architecture, and cloud More ❯
East London, London, United Kingdom Hybrid / WFH Options
Oho Group Ltd
efficient code Stay current with new technologies and bring fresh ideas to the table Tech Stack Languages: Python, TypeScript Infrastructure: AWS (ECS, SQS, Parameter Store), Docker, GitHub Actions Data: Postgres, Redis Monitoring: LogFire, Sentry CI/CD: GitHub Actions About You 4+ years of experience building backend systems in production environments Strong knowledge of database design, API architecture, and cloud More ❯
london, south east england, united kingdom Hybrid / WFH Options
Oho Group Ltd
efficient code Stay current with new technologies and bring fresh ideas to the table Tech Stack Languages: Python, TypeScript Infrastructure: AWS (ECS, SQS, Parameter Store), Docker, GitHub Actions Data: Postgres, Redis Monitoring: LogFire, Sentry CI/CD: GitHub Actions About You 4+ years of experience building backend systems in production environments Strong knowledge of database design, API architecture, and cloud More ❯
Central London / West End, London, United Kingdom Hybrid / WFH Options
Oho Group Ltd
efficient code Stay current with new technologies and bring fresh ideas to the table Tech Stack Languages: Python, TypeScript Infrastructure: AWS (ECS, SQS, Parameter Store), Docker, GitHub Actions Data: Postgres, Redis Monitoring: LogFire, Sentry CI/CD: GitHub Actions About You 4+ years of experience building backend systems in production environments Strong knowledge of database design, API architecture, and cloud More ❯
City Of London, England, United Kingdom Hybrid / WFH Options
Harrington Starr
Software Engineer C#, .NET Core, NUnit, Postgres, AWS, Azure, Kubernetes, Docker. City of London, United Kingdom Perm Role: £65,000 - £80,000 Harrington Starr has partnered with a Global Financial Technology company, and they are looking to hire a Mid - Senior C#, .Net Software Engineer, with experience working with highly scalable and performant systems. This is a great opportunity to More ❯
Rest APIs with frameworks such as Flask/FastAPI. Strong Experience in software development best practices: CI, Testing, Deployment. Proficiency in the Linux ecosystem. Experience with databases such as Postgres and Redis. Strong interest in finance and AI. Excellent communication skills, self-starter, logical thinker, and quick learner. If you're ready to contribute to pioneering solutions that shape the More ❯
Rest APIs with frameworks such as Flask/FastAPI. Strong Experience in software development best practices: CI, Testing, Deployment. Proficiency in the Linux ecosystem. Experience with databases such as Postgres and Redis. Strong interest in finance and AI. Excellent communication skills, self-starter, logical thinker, and quick learner. If you're ready to contribute to pioneering solutions that shape the More ❯
empowering data-driven decision-making for private equity, venture capital, and government-backed funds. What you’ll do Build and ship user-facing features using React, TypeScript, Node and Postgres Design and implement reusable systems and frameworks that power the product and unblock the team Use AI-assisted development tools to increase speed and reduce friction in your workflow Work More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Bounce Digital
empowering data-driven decision-making for private equity, venture capital, and government-backed funds. What you’ll do Build and ship user-facing features using React, TypeScript, Node and Postgres Design and implement reusable systems and frameworks that power the product and unblock the team Use AI-assisted development tools to increase speed and reduce friction in your workflow Work More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Arc IT Recruitment
some of the following, or be open to learning: JavaScript: React, Node, Jest, Cypress Ruby (non-Rails environment) – nice to have AWS: EC2, ECS, Lambda, S3, SQS Databases: MongoDB & PostgreSQL They are looking for someone who is: Proactive, collaborative, and adaptable Approachable and supportive of colleagues A strong communicator with empathy for others In return, our client can offer: Fully More ❯
years’ experience in Solutions Engineering, Implementation, or Forward Deployed roles within SaaS, FinTech, or RegTech. Technical proficiency with: APIs (REST, Webhooks, Postman), ETL pipelines and data ingestion, Relational databases (PostgreSQL, MySQL) Python or JavaScript/TypeScript Strong communication skills with both technical and non-technical stakeholders. Experience working with financial institutions or fintech clients preferred. Knowledge of AML, fraud detection More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Arrows
you're not just guiding but also rolling up your sleeves alongside the team. 🔧 Tech Stack & Practices You should bring solid hands-on experience with: Java, Spring, Kubernetes, Docker, Postgres, Kafka CI/CD pipelines with fully automated deployments and testing TDD, BDD, and modern coding standards Microservices architecture – understanding both its power and its trade-offs Scaling, reliability, observability More ❯
you're not just guiding but also rolling up your sleeves alongside the team. 🔧 Tech Stack & Practices You should bring solid hands-on experience with: Java, Spring, Kubernetes, Docker, Postgres, Kafka CI/CD pipelines with fully automated deployments and testing TDD, BDD, and modern coding standards Microservices architecture – understanding both its power and its trade-offs Scaling, reliability, observability More ❯