london (city of london), south east england, united kingdom
Luxoft
architecture, and implementation. Expertise in blockchain platforms such as Ethereum, Hyperledger Fabric, Corda, or Polygon, with hands-on experience in smart contract development. Strong proficiency in programming languages (Solidity, Go, Java, Python, or Rust) for blockchain application development. Proven ability to design decentralized applications (DApps), consensus algorithms, and token economics (utility tokens, NFTs, stablecoins). Experience in blockchain infrastructure setup More ❯
Native development: fast iteration & prototyping using AI tools such as Lovable, Bolt, or Cursor as a collaborator. Nice to Have: Some experience in backend development (Python/Java/Go) Experience with container orchestration and service containerisation (Kubernetes, Docker) Worked in an IoT or Edge-oriented architectures Experience or knowledge in retail POS, inventory, or loyalty systems More ❯
london (city of london), south east england, united kingdom
algo1
Native development: fast iteration & prototyping using AI tools such as Lovable, Bolt, or Cursor as a collaborator. Nice to Have: Some experience in backend development (Python/Java/Go) Experience with container orchestration and service containerisation (Kubernetes, Docker) Worked in an IoT or Edge-oriented architectures Experience or knowledge in retail POS, inventory, or loyalty systems More ❯
flows Contribute to overall system design: service boundaries, data ownership, scaling, and observability Essential Qualifications: Built modern full-stack applications w/focus on backend (Python/Java/Go) Worked with a variety of storage technologies (eg. Postgres, Mongo, Redis, Object) Experience with async and bi-directional communication protocols and patterns (eg. WebSockets, SSE) Designed and implemented event-driven More ❯
london (city of london), south east england, united kingdom
algo1
flows Contribute to overall system design: service boundaries, data ownership, scaling, and observability Essential Qualifications: Built modern full-stack applications w/focus on backend (Python/Java/Go) Worked with a variety of storage technologies (eg. Postgres, Mongo, Redis, Object) Experience with async and bi-directional communication protocols and patterns (eg. WebSockets, SSE) Designed and implemented event-driven More ❯
real-time insights into user flows Contribute to overall system design: service boundaries, data ownership, scaling, and observability Essential Qualifications: Built modern full-stack applications (Python/Java/Go + React) Worked with a variety of storage technologies (eg. Postgres, Mongo, Redis, Object) Experience with async and bi-directional communication protocols and patterns (eg. WebSockets, SSE) Designed and implemented More ❯
london (city of london), south east england, united kingdom
algo1
real-time insights into user flows Contribute to overall system design: service boundaries, data ownership, scaling, and observability Essential Qualifications: Built modern full-stack applications (Python/Java/Go + React) Worked with a variety of storage technologies (eg. Postgres, Mongo, Redis, Object) Experience with async and bi-directional communication protocols and patterns (eg. WebSockets, SSE) Designed and implemented More ❯
Senior Go (Golang) Engineer | Stealth Fintech | London (Min. 4 days/week onsite in London) Up to £200k + Equity | London Maze is partnering with a stealth-mode startup that's rebuilding core banking from the ground up. They’re creating the world’s first open-source, AI-native "Thin Ledger" —set to replace legacy infrastructure at Tier 1 banks. … We're looking for a Senior Engineer specialising in Go to contribute to v1 builds, define architecture, and ship mission-critical backend systems from scratch. What you’ll do: Design & scale a fault-tolerant ledger (Golang, Kafka, CockroachDB/YugabyteDB) Architect distributed, multi-region infra with five-nines reliability Contribute to backend, DevOps, and CI/CD decision-making Embed … AI into engineering workflows & ops Self-motivated, problem-solving mindset; open to non-traditional backgrounds. You should have: Expert backend skill ideally in Golang, or Rust, Zig or C. Deep expereince building distributed systems from scratch. Experience in greenfield projects with high ownership. Motivated and excited to work with AI. Why join: Huge ownership: build core infra from scratch. Work More ❯
london (city of london), south east england, united kingdom
Maze
Senior Go (Golang) Engineer | Stealth Fintech | London (Min. 4 days/week onsite in London) Up to £200k + Equity | London Maze is partnering with a stealth-mode startup that's rebuilding core banking from the ground up. They’re creating the world’s first open-source, AI-native "Thin Ledger" —set to replace legacy infrastructure at Tier 1 banks. … We're looking for a Senior Engineer specialising in Go to contribute to v1 builds, define architecture, and ship mission-critical backend systems from scratch. What you’ll do: Design & scale a fault-tolerant ledger (Golang, Kafka, CockroachDB/YugabyteDB) Architect distributed, multi-region infra with five-nines reliability Contribute to backend, DevOps, and CI/CD decision-making Embed … AI into engineering workflows & ops Self-motivated, problem-solving mindset; open to non-traditional backgrounds. You should have: Expert backend skill ideally in Golang, or Rust, Zig or C. Deep expereince building distributed systems from scratch. Experience in greenfield projects with high ownership. Motivated and excited to work with AI. Why join: Huge ownership: build core infra from scratch. Work More ❯
growth, while still being hands on with technology. We aim to allow growth without becoming “post-technical” . Our clients diverse tech stack includes TypeScript, Java, .Net, Scala, Kotlin, Golang, Elixir, Python, .Net, Node.js, and Rust. Experience with one, or more than one of those languages would be preferred. We focus on lean teams without traditional management layers, working in More ❯
london (city of london), south east england, united kingdom
Sahaj Software
growth, while still being hands on with technology. We aim to allow growth without becoming “post-technical” . Our clients diverse tech stack includes TypeScript, Java, .Net, Scala, Kotlin, Golang, Elixir, Python, .Net, Node.js, and Rust. Experience with one, or more than one of those languages would be preferred. We focus on lean teams without traditional management layers, working in More ❯
Strong expertise in React & Typescript - ideally also with Next.js Strong UI/UX intuition with a user-centric approach Fullstack exposure with Python or another backend programming language - Java, Go, Node etc Experience working in a lean start-up environment is beneficial What's on offer: Salary up to £80,000 + Benefits Central London - Flexible Remote options (Max More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Oho Group Ltd
telemetry pipelines, alerting infrastructure, internal APIs, and integrations with modern security tools. What We’re Looking For: 3+ years of experience building and maintaining backend systems Proficiency in Python, Go, or similar languages (any OOP) Familiarity with REST APIs, databases (PostgreSQL, Redis), and cloud infrastructure A thoughtful, pragmatic engineering approach Curiosity about security and detection (no prior experience required) Bonus More ❯
london (city of london), south east england, united kingdom
Formula Recruitment
Strong expertise in React & Typescript - ideally also with Next.js Strong UI/UX intuition with a user-centric approach Fullstack exposure with Python or another backend programming language - Java, Go, Node etc Experience working in a lean start-up environment is beneficial What's on offer: Salary up to £80,000 + Benefits Central London - Flexible Remote options (Max More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Oho Group Ltd
telemetry pipelines, alerting infrastructure, internal APIs, and integrations with modern security tools. What We’re Looking For: 3+ years of experience building and maintaining backend systems Proficiency in Python, Go, or similar languages (any OOP) Familiarity with REST APIs, databases (PostgreSQL, Redis), and cloud infrastructure A thoughtful, pragmatic engineering approach Curiosity about security and detection (no prior experience required) Bonus More ❯
A at A-level Maths or equivalent Excellent Excel skills Logical thought processes A STEM degree from a top ranked University An interest and some coding ability (VBA, Ruby, Go, Lua, Scala, Python or C++ or OO Language) An appetite for delivering solutions to complex problem My client is based in London More ❯
at A-level Maths or equivalent Excellent problem solver Strong attention to detail Logical thought processes An interest in coding with some fundamental skills in one language (VBA, Ruby, Go, Lua, Scala, Python or C++ or OO Language) An appetite for delivering solutions to complex problem My client is based in London More ❯
london (city of london), south east england, united kingdom
Quant Capital
at A-level Maths or equivalent Excellent problem solver Strong attention to detail Logical thought processes An interest in coding with some fundamental skills in one language (VBA, Ruby, Go, Lua, Scala, Python or C++ or OO Language) An appetite for delivering solutions to complex problem My client is based in London More ❯
london (city of london), south east england, united kingdom
Quant Capital
A at A-level Maths or equivalent Excellent Excel skills Logical thought processes A STEM degree from a top ranked University An interest and some coding ability (VBA, Ruby, Go, Lua, Scala, Python or C++ or OO Language) An appetite for delivering solutions to complex problem My client is based in London More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Bloc Recruitment
using cutting-edge AI tools 👀 About You 5–7 years in commercial software development Strong experience with React , TypeScript , and/or GraphQL (backend skills in Node.js , Python , or Go a plus) Comfortable designing and contributing to design systems and component libraries Familiar with microfrontend principles and modular architecture at scale Advocate for clean code, testability, and continuous improvement Open More ❯
and help shape the technical direction of the platform. Skills & Experience 3+ years of professional experience building full-stack applications at scale. Strong backend development skills in Python or Go, with experience designing APIs and working with databases such as PostgreSQL and Redis. Proven experience with React and TypeScript, including component libraries and data-fetching tools like react-query. Familiarity More ❯
london (city of london), south east england, united kingdom
Investigo
and help shape the technical direction of the platform. Skills & Experience 3+ years of professional experience building full-stack applications at scale. Strong backend development skills in Python or Go, with experience designing APIs and working with databases such as PostgreSQL and Redis. Proven experience with React and TypeScript, including component libraries and data-fetching tools like react-query. Familiarity More ❯
Senior Backend (Golang) Engineer Layer 1 Remote $130k - $200k + Benefits Plexus is partnering with a fast-scaling Web3 company that's building next-generation infrastructure for decentralized applications and AI-driven economies. The team is product-focused, engineering-driven, and backed by top-tier investors, with an emphasis on performance, scalability, and security. Role Overview As a Senior Backend … security. Deliver complex features and services to production, ensuring robustness, low latency, and reliability. Key Qualifications: 5+ years experience as a backend/server engineer, with strong hands-on Go (Golang) skills in production. Experience with Rust (ideally in blockchain contexts such as Solana) is highly desirable but not essential. Strong product mindset, able to think beyond code and contribute More ❯
IAM, CloudWatch, Lambda) Infrastructure as Code: Terraform Containerisation & Orchestration: Docker, Kubernetes (EKS), Helm Configuration Management: Ansible Monitoring & Observability: Grafana, Prometheus CI/CD: GitHub Actions Automation & Scripting: Python, Bash, Go or Java What We’re Looking For Proven experience running AWS cloud infrastructure in a production or regulated (financial) environment. Hands-on experience managing Kubernetes clusters (preferably EKS). Strong … and observability stacks such as Prometheus and Grafana. Experience building and maintaining CI/CD pipelines (GitHub Actions or similar). Strong scripting or automation skills using Python, Bash, Go or Java . A collaborative mindset — comfortable working alongside developers, product teams, and security to ensure performance, reliability, and compliance. We’re open to Platform Engineers who may not meet More ❯
and reliable for everyone. To help us achieve this, we're seeking a Full Stack Software Engineer to join our team! We're particularly looking for someone with strong Golang experience and with some experience of TypeScript and React frontend development . If you also have a knack for Kubernetes/containerisation, that's a significant bonus! In this role … in the in our London office. We're excited to have you contribute to our mission! Responsibilities : As a Safe Intelligence Full Stack Software Engineer, you will: Engineering of Golang-based backend systems , focusing on API development and integration. Contribute significantly to software development on our TypeScript-based frontend systems , primarily utilizing React to craft intuitive and highly functional user More ❯