Python Software Developer Backend Jobs in UK

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Python AI Engineer — GenAI, Databricks & APIs

Crisil is seeking a Python AI Engineer to design and develop AI-enabled applications. The ideal candidate should have extensive experience in Python development, specifically in generative AI solutions, alongside expertise in backend frameworks such as Flask or Django. The role focuses on building scalable archi ...

Senior Ruby on Rails Developer

This range is provided by Sorcer Ruby. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Sorcer Ruby Technical Recruiter | Providing the best Opportunity to Professionals <stro ...

Full Stack Engineer

Overview Role Summary: You'll be the full-stack owner of our app, web and backend systems, ensuring the platforms that support our games are reliable, scalable and easy to evolve. You'll work closely with our Senior Game Developer to build and maintain our app, game delivery website and backend in ...

Senior Platform Engineer

This range is provided by Your Next Hire. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Your Next Hire Founder | Talent Advisor serving high-growth SAAS scale-ups T ...

C# Software Engineer

Job Description This role is primarily remote with travel occasionally to our Glasgow offices. You will need to be able to obtain NPPV3 security clearance.The role of the Software Engineer is to work as part of an agile engineering team to design and develop the software solutions. ...

C# Software Engineer

Job Description This role is primarily remote with travel occasionally to our Glasgow offices. You will need to be able to obtain NPPV3 security clearance.The role of the Software Engineer is to work as part of an agile engineering team to design and develop the software solutions. ...

C# Software Engineer

**Motorola Solutions values your privacy** .## **Company Overview**At Motorola Solutions, we believe that everything starts with our people. We’re a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. We build and connect technologies to help protect people, pro ...

Senior Tools Developer/Lead

The Role Job Description We are looking for a hardworking software engineer with proven understanding of Java or modern C++, to join our Streamline developer tools team. Streamline touches all layers of the software stack, collecting performance d ...

Senior Tools Developer/Lead

The Role Job Description We are looking for a hardworking software engineer with proven understanding of Java or modern C++, to join our Streamline developer tools team. Streamline touches all layers of the software stack, collecting performance d ...

Senior Fullstack Engineer Data Enrichment

At Wayve we’re committed to creating a diverse, fair and respectful culture that is inclusive of everyone based on their unique skills and perspectives, and regardless of sex, race, religion or belief, ethnic or national origin, disability, age, citizenship, marital, domestic or civil partnership status, s ...

Senior Fullstack Engineer Data Enrichment

At Wayve we’re committed to creating a diverse, fair and respectful culture that is inclusive of everyone based on their unique skills and perspectives, and regardless of sex, race, religion or belief, ethnic or national origin, disability, age, citizenship, marital, domestic or civil partnership status, s ...

QA Automation Lead

The Role:As a QA Automation Lead, you will play a key role in ensuring the reliability, performance, and scalability of Apryse’s SDK technologies used by global Fortune 500 companies. You will be responsible for leading the design and implementation of automated testing frameworks that support o ...

QA Automation Lead

The Role:As a QA Automation Lead, you will play a key role in ensuring the reliability, performance, and scalability of Apryse’s SDK technologies used by global Fortune 500 companies. You will be responsible for leading the design and implementation of automated testing frameworks that support o ...

Full Stack Lead Developer UX/UI Focused (Web and Digital) IT Services 100938 Grade 8

Job Description Ensure consistent user experience across desktop, tablet and mobile devices. Position Details IT Services Location: University of Birmingham, Edgbaston, Birmingham UK Full time starting salary: £47,389 to £56,535 with potential p ...

Full Stack Lead Developer UX/UI Focused (Web and Digital) IT Services 100938 Grade 8

Job Description Ensure consistent user experience across desktop, tablet and mobile devices. Position Details IT Services Location: University of Birmingham, Edgbaston, Birmingham UK Full time starting salary: £47,389 to £56,535 with potential p ...

Senior Java Backend Engineer – Remote, Oracle/SQL

A global technology business is seeking a Java Developer (Backend) for a fully remote position. The role involves developing and improving a logistics platform while collaborating with engineers and testers. Candidates should have strong Object-Oriented development skills and SQL experience, with knowledge in un ...

App Developer – Restaurant Finder (Cross Platform)

A leading freelance marketplace in the UK is seeking an App Developer to create a user-friendly restaurant finder application. This role includes designing and developing a cross-platform app that integrates user-generated content and features for restaurants to share menus and promotions. The ideal candidate ha ...

Senior Angular & Java Full Stack Engineer (Remote UK)

Leute Passen Technologies is seeking a Senior Full Stack Developer (Angular + Java) for a remote role based in the UK. You will build responsive frontends with Angular, develop backend services and APIs using Java and Spring Boot, and mentor junior developers. The position requires over 5 years of development ex ...

Senior Backend Engineer — Scale High Volume Email, Remote

Missive is looking for a skilled backend developer proficient in Ruby and SQL to advance their product. The remote-first work culture promotes independence with minimal meetings and encourages ownership of projects. A competitive salary between USD $125,000 and $145,000 is offered, along with bonuses based on pe ...

Remote C# Backend Dev (Azure, SQL, APIs)

A leading tech startup in the UK seeks a remote C# SQL Back End Developer. The ideal candidate will have strong skills in .NET and SQL Server, and be ready to tackle various development challenges. Responsibilities include building and maintaining backend services, debugging applications, and ensuring optimal pe ...

Senior Backend Engineer (Remote) End to End Ownership

iO Associates is seeking a Senior Backend Developer to join a fast-growing tech business in the UK. This fully remote role involves owning features from concept to production, developing scalable APIs with Node.js and TypeScript, and improving engineering standards. You’ll collaborate with a high-performing team ...

Senior Angular & Java Full Stack Engineer (Remote UK)

Leute Passen Technologies is seeking a Senior Full Stack Developer (Angular + Java) for a remote role based in the UK. You will build responsive frontends with Angular, develop backend services and APIs using Java and Spring Boot, and mentor junior developers. The position requires over 5 years of development ex ...

Senior Software Engineer – AI, Agentic Development

Lead Software Engineer – AI, Agentic Development Permanent – HybridGreater Manchester area Join our client as either a Lead or Senior Engineer, taking a significant role in shaping the next generation of AI‑enabled software delivery. This position embraces emerging ...

Senior Software Engineer – AI, Agentic Development

Lead Software Engineer – AI, Agentic Development Permanent – HybridGreater Manchester area Join our client as either a Lead or Senior Engineer, taking a significant role in shaping the next generation of AI‑enabled software delivery. This position embraces emerging ...

Full Stack Product Engineer Innovative AI Start Up

Salary £60 – 80,000 base + substantial stock Summary Fantastic opportunity for a Product Engineer who thrives on project ownership to join a growing AI‑auditing tech firm. Founded in 2023, and backed by some big-name investors, my client has built a trusted platfo ...

C++ Developer

OverviewLMAX is looking for a C++ and Python developer to join our middle-office team. This team works closely with the infrastructure, research and treasury teams. In this position you can expect to take a significant role in the development of our trade reconciliatio ...

C++ Developer

OverviewLMAX is looking for a C++ and Python developer to join our middle-office team. This team works closely with the infrastructure, research and treasury teams. In this position you can expect to take a significant role in the development of our trade reconciliatio ...

Product Engineer All Levels

About Evervault Evervault is building the security layer of the internet. Developer-first primitives for encryption, tokenization, and secure compute - currently focused on payments, where the stakes (and the compliance burden) are highest. We help engineering teams collect, process, stor ...

Principal Software Engineer.

Embedded software developer with at least 10 years’ practical design experience. Full-time, working at our HQ in Oakington, Cambridge. About Forward NPD We’re a product development consultancy based in Cambridge’s vibrant innovation hub, working with clients from start-ups to global brands. Ou ...

Principal Software Engineer, Docker Agents (London)

At Docker, we make app development easier so developers can focus on what matters. Our remote-first team spans the globe, united by a passion for innovation and great developer experiences. With over 20 million monthly users and 20 billion image pulls, Docker is the #1 tool for building, sharing, and runni ...

Senior React Real Time Frontend Engineer (iGaming)

A leading iGaming innovator in London is seeking a Senior Frontend Developer to build responsive and high-performance user interfaces. You will collaborate with backend developers and mentor junior team members, ensuring the best user experiences in real-time data environments. The ideal candidate has over 5 yea ...

Senior Backend Engineer Node/Postgres, Remote

A technology company in Milton Keynes is looking for a Backend Developer with expertise in Node.js and strong SQL skills. The ideal candidate will have at least 8 years of experience and a proven ability to thrive in remote environments. Responsibilities include designing scalable systems and optimizing for high ...

Technical Lead – .NET Core & Azure (Hybrid, UK)

A leading technology consulting firm is seeking a Lead Dot Net Developer in London. The role focuses on architecting and developing enterprise-grade backend systems using .NET Core and Azure services. Strong leadership skills and expertise in cloud technologies are essential. This permanent, full-time position o ...

Cloud Backend Engineer Platform & QA Lead

Signaloid in Cambridge is seeking a backend developer to lead the implementation of extensions to the Signaloid Cloud Compute Engine. In this role, you will enhance testing and QA infrastructure while collaborating closely with engineering and commercial teams. Responsibilities include designing and documenting ...

Basildon .NET API & Backend Engineer (Contract)

A tech consulting firm in Basildon is seeking a skilled .NET Developer (.NET Coder) to design and maintain applications using modern Microsoft technologies. The role involves developing RESTful APIs and backend services, writing clean C# code, and collaborating with teams in Agile delivery. Candidates should hav ...

Backend Engineer Scalable Microservices for AI Platform

A technology innovator in London is seeking a Backend Developer to manage and evolve their microservices codebase. The successful candidate will implement new features, write database migration scripts, and debug issues within a cloud-native environment. Strong experience with PostgreSQL, Docker, and autonomy in ...

Senior C# .NET Core Engineer (AWS) Onboarding Backend

A growing tech company in Sunderland is seeking a Senior C# Developer to join their customer onboarding team. This role involves shaping the player onboarding experience and developing reliable backend features. Candidates should have experience in C# .Net Core development and AWS. The position offers a competit ...

Senior Go Backend Engineer Scalable Sports Betting

A leading online gaming company is seeking a skilled developer for backend programming in Go as part of a hybrid role. You'll work in a collaborative environment to enhance the Sportsbook platform, with responsibilities including improving system performance and creating effective testing frameworks. Ideal candi ...

Senior React Frontend Engineer for Scalable Web Apps

International Business Consulting is seeking an experienced React Developer in Greater London. The ideal candidate will develop and maintain web applications using React.js, collaborate with designers and backend developers, and ensure high-quality user interfaces. Requirements include proven React experience, s ...

Senior Scala Backend Engineer — AI Platform & Microservices

Signify Technology, based in Greater London, is looking for an experienced backend developer with expertise in Scala. This role involves developing and scaling a distributed AI-driven platform, focusing on building features, integrating third-party tools, and collaborating with stakeholders. Key qualifications i ...

Technical Lead – .NET Core & Azure (Hybrid, UK)

A leading technology consulting firm is seeking a Lead Dot Net Developer in London. The role focuses on architecting and developing enterprise-grade backend systems using .NET Core and Azure services. Strong leadership skills and expertise in cloud technologies are essential. This permanent, full-time position o ...

Engineering Manager: Full Stack & Unity Platform Leader

Unity is seeking an Engineering Manager in Greater London to lead a full-stack development team. This role involves managing both backend and frontend engineering functions while fostering a high-performance culture. The ideal candidate will have experience in optimizing agile workflows, scaling platform archite ...

Senior Go Backend Engineer, Microservices & Fintech

Infinity Quest is seeking a skilled backend developer with strong commercial experience in building services using Golang, especially within production fintech or payment environments. The role requires a solid understanding of microservices architectures and experience with event-driven architectures like Kafka ...

Salesforce OMS Developer for Ecommerce & Integrations

Anson McCade is seeking a Salesforce OMS Developer to support a large-scale ecommerce transformation programme in Greater London. The role involves building and enhancing Salesforce Order Management capabilities, with a focus on the order lifecycle, fulfilment, and integration with backend systems. Candidates sh ...

Senior Backend Engineer — Real Time IoT & Cloud

Knowio by Inniovate is seeking a seasoned Backend Developer based in Derry/Londonderry. The ideal candidate will have at least 5 years of experience, proficient in Node.js and TypeScript, and experienced with AWS services, Redis, and WebSockets. This role involves designing scalable services and making pivotal a ...

Senior React Real Time Frontend Engineer (iGaming)

A leading iGaming innovator in London is seeking a Senior Frontend Developer to build responsive and high-performance user interfaces. You will collaborate with backend developers and mentor junior team members, ensuring the best user experiences in real-time data environments. The ideal candidate has over 5 yea ...

Senior Application Engineer

Senior Applications Engineer - Connect Fibre Working from Home Founded in 2020 by a team of like-minded, very experienced telecoms professionals, we have one vision; to deliver. We are a rapidly growing fibre broadband business with a bold plan for the rapid rollout of multi-gigabit ful ...

Senior Backend Engineer Casino UX

The Role Title: Senior Backend Engineer (Casino UX) Team: Engineering - Casino UX Location: UK (Remote) We're looking for a skilled Senior Backend Engineer to join our Casino UX team. In this role, you'll build and maintain the bac ...

Senior / Lead Python Engineer

Job Description The Role Following the hiring of a very impressive CTO, this business is hiring a senior engineer to join the team and play a key hands on role building a brand new platform in Python to process huge amounts of data! Reporting to the CTO you will p ...

Lead Python Engineer VP

Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build ...

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    Python Software Developer Backend Jobs in United Kingdom Job Search Guide, Trends and Insights