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HIVED is building a 100% electric parcel delivery network, based in London, with a strong focus on customer experience and cutting-edge technology.

HIVED is seeking a Lead Engineer in London to own the routing and planning domain. You will mentor engineers, shape architectural decisions, and collaborate with data scientists, product, and operations to ship high-impact solutions in a dynamic, hybrid-leaning environment.

Software Engineer to build backend systems for AI agent workflows and product systems, working with Python, FastAPI, and GCP.

Senior Backend Engineer (AI Systems).

Backend Software Engineer / Developer (C#. As a Backend Software Engineer you will collaborate with DevOps and Product Management within an Agile team environment working on a Greenfield Market Data platform.

Software Engineer III in London to build backend services for LLM inference and scalable production systems.

Lightning AI, the company behind PyTorch Lightning, is seeking a Senior Software Engineer to design and build backend systems powering its agent platform.

You will collaborate with product engineering and infrastructure teams to drive standardisation, best practices, and technical direction, mentoring engineers and delivering high-quality software in a regulated environment. Lead Software Engineer to join the J. Morgan Personal Investing backend platf

JPMorgan Chase is seeking a Lead Software Engineer in the UK to help transform digital banking experiences. The role emphasizes secure coding, scalable architectures, and responsible use of AI in engineering practices.

Senior Lead Software Engineer within the International Consumer Bank. You will work on back-end systems, craft scalable and secure solutions, and guide engineering culture across distributed teams to deliver exceptional digital banking experiences. This role emphasizes leadership beyond your own tea

Lightning AI seeks a Senior Software Engineer to design and scale backend systems powering AI development at scale.

You will work in a collaborative environment as part of a diverse, distributed team, shaping the engineering culture that builds scalable, secure backend systems. Beyond delivering software, you will act as an Engineering Community Lead, guiding career development, culture, and governance while ment

Blockchain is hiring a Senior Software Engineer for its Institutional team in London. Join a fast-paced engineering culture with meaningful equity, a London office-based role four days per week, and a flexible work policy including remote time up to 20 days annually.

Strong understanding of responsible AI use in engineering workflows, including data sensitivity considerations, secure handling of inputs/outputs, and adherence to resiliency and security expectations; experience coaching engineers on safe, compliant adoption within delivery practices. Our engineers

A tech company in the HR sector is seeking a Senior Backend Engineer to join their Payroll Foundations team. This role involves building and maintaining backend systems for payroll processing, ensuring accuracy and reliability. Candidates should have strong experience in backend systems, proficiency

Lightning AI seeks a Senior Software Engineer to design and build the backend systems powering our agent platform.

We are hiring multiple Staff Software Engineers to join core product areas, with high ownership and cross-functional impact.

Robinhood in London is seeking a Senior Backend Engineer to join the Custody Services team, building the crypto processing infrastructure, wallet and key management workflows, and third-party integrations.

This role requires at least 8 years of experience in backend development, particularly with Node. United States Digital Space LLC is seeking a Senior Software Engineer to join our agile team. You'll have autonomy and a significant impact on building core backend services for our platform used by maj

The Trade Desk is a global technology company in London seeking a Lead Staff Software Engineer to own backend systems for a high-traffic data platform. You will design, build, and operate core services, mentor engineers, and collaborate across teams to drive technical direction in a fast-paced envir

Lightning AI is seeking a Senior Software Engineer to design and build the backend systems powering its agent platform.

The role focuses on scalable, secure backend systems using Java, cloud technologies and modern testing practices, with opportunities to mentor others, influence hiring, and drive engineering standards across the organisation. MORGAN in the United Kingdom is seeking a Senior Lead Software Engineer to

Lightning AI seeks a Senior Software Engineer to design and scale backend systems powering AI development.

Preply is seeking a Senior II Backend Engineer in London, offering hybrid work and a chance to shape the technical direction of multiple squads. You will design scalable backend systems, drive data pipelines, and integrate with third-party services to power Preply’s global growth.

Lightning AI is seeking a Senior Software Engineer to design, build, and scale core backend systems that power AI workflows.

United States Digital Space LLC is seeking a Senior Software Engineer to design and build backend systems powering AI agent orchestration.

Jobtailor is seeking an experienced backend engineer to unify the stack for AI forecasting at scale in London.

Guide engineering teams in building and integrating services that enable seamless access to enterprise data platforms and business capabilities. Champion DevSecOps, CI/CD, and automation practices to accelerate delivery and improve engineering efficiency. Evaluate and adopt emerging technologies, in

CoinDesk is seeking a highly experienced Java Backend Engineer for its Risk Engineering team.

We're looking for experienced backend engineers who care deeply about reliability, performance, and scalability. Hi, I'm Paul, VP of Engineering at Customer. You'll design, build, and evolve the systems that power communication at massive scale - while helping us push the boundaries of what great en

Experience influencing technical strategy across multiple teams and driving organization‑wide engineering improvements. Guide engineering teams in building and integrating services that enable seamless access to enterprise data platforms and business capabilities. Champion DevSecOps, CI/CD, and au

ZigZag Global Ltd is seeking a Senior Staff Engineer (Backend & Infrastructure) to lead the engineering effort across backend systems and cloud infrastructure.

With a high degree of autonomy and ownership, engineers are trusted to identify problems, shape solutions, and drive the technical direction of the platform. While our focus is on backend systems, there are also opportunities to influence and contribute to other parts of the company, including the e

Lightning AI in London, a leader behind PyTorch Lightning, seeks a Senior Software Engineer to design, build, and scale core backend systems. You will contribute to authentication, multi-tenancy, and developer tooling, collaborating with product, infrastructure, and AI engineering teams to improve r

We are seeking a Senior Product Engineer (Backend) to own end-to-end design, architecture, and implementation of our Kota Embed APIs and developer-focused documentation.

Morgan Personal Investing is seeking an engineer to join a team building a first-class suite of mobile and web apps for investors in the UK.

Wise in London is seeking a Software Engineer to join the Scam Prevention team. You will work mostly on the backend (about 80%) with some frontend work (20%), collaborate across Product, Data Science and Investigations, and apply best practices like CI/CD, TDD, and scalable design to deliver real, m

The Trade Desk in London is seeking a Staff Engineer to design, build, and own backend systems for a high-traffic data platform. You will also ramp up to lead a senior engineer and eventually grow into broader team leadership as the London office scales, driving reliability and efficiency across ser

ZigZag Global Ltd is seeking a Senior Staff Engineer (Backend & Infrastructure) to lead the engineering effort across backend systems and cloud infrastructure.

As a Senior Engineer, you'll be at the intersection of traditional engineering excellence and cutting‑edge AI‑assisted development. We're working with a rapidly growing Series A startup backed by top-tier VCs who are seeking highly skilled Software Engineer with deep expertise in backend develop

ZigZag Global Ltd is seeking a Senior Staff Engineer (Backend & Infrastructure) to lead the engineering effort across backend systems and cloud infrastructure.

ZigZag Global Ltd is seeking a Senior Staff Engineer (Backend & Infrastructure) to lead the engineering effort across backend systems and cloud infrastructure.

Tesco UK in Welwyn Garden City is hiring a Backend Engineer (SDE2) to help build scalable, distributed Java services powering our Fulfilment platform. You will own mid-sized features, collaborate with product managers, and contribute to reliable backend systems. The role emphasizes code quality, Dev

Technopride Ltd in England is seeking an experienced Java Backend Developer to contribute to the development of backend services for a modern enterprise discovery platform.

Technical Futures Ltd is seeking a Backend Engineer to join a deeptech start-up, combining software engineering with scientific computing. You will work with Python and Rust, design APIs, and contribute to reliable, scalable backend systems. The role emphasizes collaboration with engineers and scien

An award‑winning SaaS customer loyalty platform are currently seeking a Back End Software Engineer to join their growing team in London. Engineering and Information Technology. Back End Software Engineer at Revolution Technology.

This role offers the opportunity to grow your backend engineering skills with technologies such as Java and Spring Boot, while working in a collaborative team environment. Ideal candidates should have an interest in backend development, strong communication skills, and the ability to learn quickly.