13 python backend developer jobs found

Role: Senior Python Backend Developer - API Design (Fully remote Part-time contract) Rate: £325 p/d (Outside IR35) Duration: 15 June 2026 till end of December 2026 Workload: 110 days billable allowance (To be allocated during contract period) Location: 100% Fully Remote (Cloud-based collaboration platform) Eligibility: Candidates MUST be a national of a NATO member country. The Role We are seeking an expert Senior Python Backend Developer to design, build, and operate scalable services and data pipelines powering maritime geospatial and temporal analytics. This is a hands-on engineering role with strong end-to-end feature ownership, you will be translating complex domain models into clean, testable code using Domain-Driven Design (DDD), defining clear bounded contexts, and building production-grade APIs. What You'll Be Doing: API & Microservices: Developing asynchronous, production-grade APIs and microservices using FastAPI. Graph...

Role: Senior Python Backend Developer (Part-time) Rate: £300 p/d Outside IR35 Duration: June 2026 until 7th August 2026 Workload: 30 days billable allowance (To be allocated across the contract period Location: 100% Fully Remote (Cloud-based collaboration platform) Eligibility: Candidates MUST be a national of a NATO member country. This is a delivery-focused project supporting a platform transition. Key Skills: Python Expertise: At least 5 years of professional backend software development experience, with Python as your primary focus. Monolith-to-Microservices Experience: Proven, practical experience breaking down monolithic applications and handling legacy codebases. Modern DevOps Exposure: Strong familiarity with Docker, Kubernetes, and CI/CD pipelines. Solid Engineering Fundamentals: Deep understanding of API design, secure coding practices, integration patterns, and database design.

Role: Senior Python Backend Developer (Part-time) Rate: £300 p/d Outside IR35 Duration: June 2026 until 7th August 2026 Workload: 30 days billable allowance (To be allocated across the contract period Location: 100% Fully Remote (Cloud-based collaboration platform) Eligibility: Candidates MUST be a national of a NATO member country click apply for full job details

Role: Senior Python Backend Developer (Part-time) Rate: £300 p/d Outside IR35 Duration: June 2026 until 7th August 2026 Workload: 30 days billable allowance (To be allocated across the contract period Location: 100% Fully Remote (Cloud-based collaboration platform) Eligibility: Candidates MUST be a national of a NATO member country. This is a delivery-focused project supporting a platform transition. Key Skills: Python Expertise: At least 5 years of professional Back End software development experience, with Python as your primary focus. Monolith-to-Microservices Experience: Proven, practical experience breaking down monolithic applications and handling Legacy codebases. Modern DevOps Exposure: Strong familiarity with Docker, Kubernetes, and CI/CD pipelines. Solid Engineering Fundamentals: Deep understanding of API design, secure coding practices, integration patterns, and database design.

Role: Senior Python Backend Developer - API Design (Fully remote Part-time contract) Rate: £325 p/d (Outside IR35) Duration: 15 June 2026 till end of December 2026 Workload: 110 days billable allowance (To be allocated during contract period) Location: 100% Fully Remote (Cloud-based collaboration platform) Eligibility: Candidates MUST be a national of a NATO member country. The Role We are seeking an expert Senior Python Backend Developer to design, build, and operate scalable services and data pipelines powering maritime geospatial and temporal analytics. This is a hands-on engineering role with strong end-to-end feature ownership, you will be translating complex domain models into clean, testable code using Domain-Driven Design (DDD), defining clear bounded contexts, and building production-grade APIs. What You'll Be Doing: API & Microservices: Developing asynchronous, production-grade APIs and microservices using FastAPI. Graph Architecture:...

Senior Full Stack Developer & AI Engineer Fully Remote Outside IR35 £440- £540 Per Day Immediate Start Date 4-6 Weeks long The Company They are a specialist technology consultancy focused on delivering AI-driven solutions for large, complex organisations. Their work centres on turning advanced AI capabilities into practical, production-ready applications that deliver measurable business value. The environment is collaborative, fast-moving, and driven by technical excellence. Engineers are trusted to lead, influence, and make meaningful decisions. The Role and Deliverables Lead the design and build of end-to-end AI-powered applications, from initial architecture through to production deployment. Architect scalable backend services and intuitive frontend interfaces that expose AI capabilities to enterprise users. Design and implement agentic AI systems, including orchestration patterns, tool integration, and evaluation...

Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful and innovative technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens.   We are passionate about user-centred design, agile delivery, and building digital services that make a real difference. Our teams work at the forefront of innovation, helping organisations transform and deliver high-quality, scalable solutions that truly matter. Job Summary We are looking for an experienced Senior Full Stack Developer with expertise in enterprise web application development, WebCAF framework, and AI chatbot integration/support. The ideal candidate will be responsible for designing, developing, and maintaining scalable applications while contributing to AI-driven conversational solutions and digital transformation initiatives. The candidate should possess strong frontend and backend development...

Outside IR35 Backend Software Engineer - MOD/Defence Project, Farnborough, Hybrid, £500-550 per day Contract opportunity for a backend software engineer for a programme involving LLM. This is for a defence consultancy and security clearance (SC) would be needed prior to engagement. Due to the nature of the role, 1-3 days per week in Farnborough is needed. Key skills required Backed development experience (Mid-senior level) Python Data Pipeline Creation and Management API Creation and Integration Database Creation and Integration Working with JSON If you have worked in a security cleared environment, have the active relevant Security Clearance and skilled with backend development - please apply.

Outside IR35 Backend Software Engineer - MOD/Defence Project, Farnborough, Hybrid, £500-550 per day Contract opportunity for a Back End software engineer for a programme involving LLM. This is for a defence consultancy and security clearance (SC) would be needed prior to engagement. Due to the nature of the role, 1-3 days per week in Farnborough is needed. Key skills required Backed development experience (Mid-senior level) Python Data Pipeline Creation and Management API Creation and Integration Database Creation and Integration Working with JSON If you have worked in a security cleared environment, have the active relevant Security Clearance and skilled with Back End development - please apply.

Senior Full Stack Developer (Python & Vue.js) - Contract Contract Length: Initial 3 Months Location: Fully Remote (UK Based) Day Rate: Competitive IR35 Status: Outside IR35 Please note: Candidates must be UK based. Sponsorship is not available for this role. The Opportunity We're working with a growing technology-led organisation looking for an experienced Senior Full Stack Developer to support the development and evolution of several core business systems and integrations. This is a hands-on contract role suited to someone with a strong backend engineering focus, while still being comfortable contributing across the frontend where required. You'll work closely with senior technical leadership to deliver scalable, high-quality solutions across modern applications and integrations. The environment is collaborative, agile, and fast-moving, with a strong focus on engineering quality, continuous improvement, and pragmatic delivery. The Role As a Senior...

Senior Full Stack Developer (Python & Vue.js) - Contract Contract Length: Initial 3 Months Location: Fully Remote (UK Based) Day Rate: Competitive IR35 Status: Outside IR35 Please note: Candidates must be UK based. Sponsorship is not available for this role. The Opportunity We're working with a growing technology-led organisation looking for an experienced Senior Full Stack Developer to support the development and evolution of several core business systems and integrations. This is a hands-on contract role suited to someone with a strong backend engineering focus, while still being comfortable contributing across the frontend where required. You'll work closely with senior technical leadership to deliver scalable, high-quality solutions across modern applications and integrations. The environment is collaborative, agile, and fast-moving, with a strong focus on engineering quality, continuous improvement, and pragmatic delivery. The Role As a Senior...

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Data Engineer in United Kingdom. This role sits at the intersection of software engineering and advanced data systems, supporting global organizations in turning massive, complex datasets into actionable insights. You will design and build scalable data pipelines that power analytics, machine learning, and real-world scientific and business decisions. Working in a fully remote, international environment, you’ll collaborate closely with data scientists, ML engineers, and developers to ensure high-quality, reliable, and well-structured data flows. Your work will directly contribute to impactful domains such as biotech, pharma, and enterprise analytics. The role offers strong ownership across data architecture, engineering best practices, and performance optimization. You’ll be part of a highly skilled team that values clean engineering, scientific rigor, and meaningful impact....

Role: Python Developer Location: Edinburgh (ideally 4 days a week on site) Day Rate: £400-500 (Outside IR35) Contract Length: 3 months Clearance Requirements: SC Clearance Required. Due to the nature of the organisation SC Clearance is required for this role and those with current SC Clearance in place would be preferred due to the quick turnaround required. Overview We’re supporting a high-priority UK defence programme and are looking for a Python Dashboard Developer to join a fast-moving delivery team. This is a hands-on role where you’ll build a tool used directly by stakeholders to support decision-making in a live programme environment. The work is iterative, high-impact, and closely aligned to real-world outcomes. Tech Environment & Responsibilities Core stack & environment Python (core development) Streamlit (or similar lightweight web app frameworks) Docker (containerisation & deployment) Structured datasets (e.g. Excel, CSV, potentially...