London, South East, England, United Kingdom Hybrid / WFH Options
Harnham - Data & Analytics Recruitment
Job Title: Senior Python Backend Engineer (Generative AI) Location: London - Hybrid 2x Per Week Role Type: Contract, £650-800 Per Day, Inside IR35 The Role We are seeking an experienced Senior Python Backend Engineer to build, scale, and maintain the production infrastructure for Generative AI and chatbot applications. This role is responsible for the live production … backend services, managing cloud infrastructure, and ensuring application reliability at scale. What You'll Be Responsible For Backend Development: Design, build, and maintain scalable backend services and APIs using Python (FastAPI needed). System Architecture: Make design decisions for our production systems, focusing on reliability and efficiency. Asynchronous Programming: Implement and manage asynchronous workflows and concurrent processes. Containerization: Utilize … ingestion pipelines and the integration of large language models (LLMs). Must-Have Qualifications Experience: 5+ years in software development, including experience managing live production systems at scale . Python Expertise: Demonstrable expertise in Python backend development (FastAPI, Flask, or Django). Containerization: Hands-on experience with Docker and container-based workflows. Cloud Proficiency: Proven ability to deploy More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Anson Mccade
Back End Engineer - Python £60,000 to 70,000 GBP 10% Bonus Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Back End Engineer - London (Hybrid) Location: London (Hybrid - 2 days in office: Tuesday & Thursday) Salary: £60,000 to £70,000 + Bonus + Private Medical Sponsorship: Not available About the Role We're working … it continues to deliver cutting-edge digital solutions. You'll join a collaborative engineering group where innovation, ownership, and technical excellence are encouraged every day. As a Back End Engineer , you'll play a key role in designing, building, and maintaining highly scalable back-end services. You'll collaborate closely with Product, Design, and Engineering teams, contributing ideas and … technical insight across the full development lifecycle. If you're a Python specialist who enjoys solving complex problems and building clean, efficient systems in the cloud, this role is for you. What You'll Do Design and develop robust, scalable, and maintainable backend services. Contribute to architectural decisions and suggest new tools, frameworks, or best practices. Collaborate closely with More ❯
London, England, United Kingdom Hybrid / WFH Options
Client Server
Senior Software Engineer/Developer (Python FastAPI Data) London to £90k Are you a data centric Software Engineer with strong Python and SQL skills? You could be progressing your career in a senior, hands-on role at a fast growing, global Insurance Underwriting technology provider that focusses on developing a complex SaaS calculation platform for rapidly … growing Cybersecurity insurance markets. As a Senior Software Engineer you will design and develop data centric backend services for the core platform with a focus on Python coding and building FastAPIs within an Azure environment with Databricks. You'll participate in the design and implementation of advanced mechanisms for data ingestion, transformation, mass parallel orchestration of network IO … WFH: There's a hybrid work from home model with three days a week in the high spec London, City office with rooftop bar. About you: You have strong Python backend software engineering skills You have experience of building FastAPIs You have a good knowledge of public cloud services, they're using Azure but experience with AWS or GCP More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Client Server Ltd
Senior Software Engineer/Developer (Python FastAPI Data) London to £90k Are you a data centric Software Engineer with strong Python and SQL skills? You could be progressing your career in a senior, hands-on role at a fast growing, global Insurance Underwriting technology provider that focusses on developing a complex SaaS calculation platform for rapidly … growing Cybersecurity insurance markets. As a Senior Software Engineer you will design and develop data centric backend services for the core platform with a focus on Python coding and building FastAPIs within an Azure environment with Databricks. You'll participate in the design and implementation of advanced mechanisms for data ingestion, transformation, mass parallel orchestration of network IO … WFH: There's a hybrid work from home model with three days a week in the high spec London, City office with rooftop bar. About you: You have strong Python backend software engineering skills You have experience of building FastAPIs You have a good knowledge of public cloud services, they're using Azure but experience with AWS or GCP More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Client Server
Senior Software Engineer/Developer (Python FastAPI Data) London to £90k Are you a data centric Software Engineer with strong Python and SQL skills? You could be progressing your career in a senior, hands-on role at a fast growing, global Insurance Underwriting technology provider that focusses on developing a complex SaaS calculation platform for rapidly … growing Cybersecurity insurance markets. As a Senior Software Engineer you will design and develop data centric backend services for the core platform with a focus on Python coding and building FastAPIs within an Azure environment with Databricks. You'll participate in the design and implementation of advanced mechanisms for data ingestion, transformation, mass parallel orchestration of network IO … WFH: There's a hybrid work from home model with three days a week in the high spec London, City office with rooftop bar. About you: You have strong Python backend software engineering skills You have experience of building FastAPIs You have a good knowledge of public cloud services, they're using Azure but experience with AWS or GCP More ❯
Python Software Engineer - VC-Backed Startup - London We're looking for a Python Software Engineer to join a fast-growing startup developing a standout product in a high-potential, niche market. Backed by one of the worlds most prestigious venture capital firms , the company is gaining serious traction and building a world-class team. This is … a rare opportunity to play a key role at a pivotal stage of growth, where your Python skills will have direct and visible impact . What Were Looking For 2+ years of professional experience with Python Strong academic background (BSc or MSc from a top Russell Group university) Passion for clean, maintainable code and solving real-world problems … from day one Join an elite team early and shape the tech culture and direction Competitive salary Flexible hybrid work opportunity - London Currently interviewing - apply now for immediate review. Python Software Engineer - VC-Backed Startup - London More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Oho Group Ltd
Python Software Engineer - VC-Backed Startup - London We're looking for a Python Software Engineer to join a fast-growing startup developing a standout product in a high-potential, niche market. Backed by one of the world’s most prestigious venture capital firms , the company is gaining serious traction and building a world-class team. This … is a rare opportunity to play a key role at a pivotal stage of growth, where your Python skills will have direct and visible impact . What We’re Looking For 2+ years of professional experience with Python Strong academic background (BSc or MSc from a top Russell Group university) Passion for clean, maintainable code and solving real … from day one Join an elite team early and shape the tech culture and direction Competitive salary Flexible hybrid work opportunity - London Currently interviewing - apply now for immediate review. Python Software Engineer - VC-Backed Startup - London More ❯
Python Software Engineer - VC-Backed Startup - London We're looking for a Python Software Engineer to join a fast-growing startup developing a standout product in a high-potential, niche market. Backed by one of the world’s most prestigious venture capital firms , the company is gaining serious traction and building a world-class team. This … is a rare opportunity to play a key role at a pivotal stage of growth, where your Python skills will have direct and visible impact . What We’re Looking For 2+ years of professional experience with Python Strong academic background (BSc or MSc from a top Russell Group university) Passion for clean, maintainable code and solving real … from day one Join an elite team early and shape the tech culture and direction Competitive salary Flexible hybrid work opportunity - London Currently interviewing - apply now for immediate review. Python Software Engineer - VC-Backed Startup - London More ❯
Founding Python Developer Fully Remote (UK) Up to 75,000 I've partnered with a growing UK start-up building a next-generation SaaS platform that blends software and consultancy to solve real-world problems in the property and data space. Theyre scaling fast and now looking for a PythonEngineer to join their small, high-impact … a modern backend stack, helping shape product architecture, improve system performance, and deliver new features as they expand across the UK market. Building and maintaining scalable backend services using Python (Flask) Designing and optimising PostgreSQL databases Strong Python backend experience (ideally Flask) Background in SaaS or data-driven products Bonus points for: Experience with asynchronous programming Interest in More ❯
Senior Backend Engineer - £575pd Outside IR35 Currently looking for a skilled Backend PythonEngineer to join on a 6 month project. Fully remote in UK 6 month contract (extensions likely) Minimum of 4 years of advanced experience working with Python and Flask Hands-on experience with SQL databases Strong expertise in software design principles and More ❯
Reigate, England, United Kingdom Hybrid / WFH Options
Client Server
QA Test Automation Engineer/SDET (Python C# AI) Reigate/WFH to £85k Are you a QA testing technologist with Python or C# .Net coding skills and an interest in AI? You could be progressing your career in a senior, hands on role at a global Fintech that is producing game changing technology. As a QA … Test Automation Engineer you will be a key member of an Agile engineering team responsible for developing one of the company's flagship insurance products, with a focus on testing the AI elements of the product, as well as full stack testing using tools such as Cypress, with Python or C# coding. Location/WFH: There's a … Reigate office twice a week for team meet-ups and stakeholder meetings with the other three days work from home. About you: You are a skilled QA Test Automation Engineer/SDET with strong Python or C# .Net coding skills, TypeScript would also be of benefit You have a strong understanding of application architecture and microservices - how to More ❯
Role/Job Title: Software EngineerPython Work Location: Edinburgh Mode of Working (Hybrid/Office Based): Office Based The Role We are seeking an experienced and hands-on developer who is well-versed in developing applications using the Python language for the Power Utilities domain. Responsibilities: Proficient in developing applications in Python Strong understanding of … development and delivery lifecycles Strong understanding of Agile methodology Experience in software delivery and release process Strong understanding of software testing Your Profile Essential Skills/Knowledge/Experience: Python Desirable Skills/Knowledge/Experience: Power Transmission and Distribution domain More ❯
Graduate Solutions Engineer (Python ) Location: Belfast or London (Hybrid) Type: Full-Time | Permanent Contact: Ryan Quinn on LinkedIn Company: OCHO Building Teams The Opportunity Help bridge the gap between engineering, data, and customer success. This is a hands-on technical role suited to someone who enjoys solving complex problems, building automation around data delivery, and working directly with … process optimisation and continuous improvement across tools and workflows What Youll Bring Experience in software development or technical engineering (a graduate placement will be considered as a years experience ) Python skills and familiarity with APIs and command-line tools (Unix/Linux) Experience working with at least one major cloud provider (AWS, GCP, Azure) Excellent analytical, troubleshooting, and communication … evolution, where your work will directly influence the success of the product and the experience of its customers. To learn more, reach out to Ryan Quinn on LinkedIn. Skills: Python, AWS, Unix or Linux More ❯
Are you passionate about building robust, scalable software that makes a real impact? Do you enjoy solving complex problems using Python and modern engineering practices? My client is seeking a Senior PythonEngineer to join their growing technology team. This role offers the opportunity to design and deliver high-quality backend systems, work on complex data-driven More ❯
Join a leading Fintech company at the forefront of AI innovation, where your testing expertise will shape the future of insurance technology.* *QA Test Automation Engineer/SDET (Python C# AI) Reigate/WFH to £85k* Are you a QA testing technologist with Python or C# .Net coding skills and an interest in AI? You could be … progressing your career in a senior, hands on role at a global Fintech that is producing game changing technology. As a QA Test Automation Engineer you will be a key member of an Agile engineering team responsible for developing one of the company's flagship insurance products, with a focus on testing the AI elements of the product, as … well as full stack testing using tools such as Cypress, with Python or C# coding. *Location/WFH:* There's a flexible work from home hybrid model, you'll join colleagues in the Reigate office twice a week for team meet-ups and stakeholder meetings with the other three days work from home. *About you:* * You are a skilled More ❯
Senior DevOps Engineer (AWS Python Amazon Web Services DevOps SRE Kafka K-Streams Flink Kinesis Agile java GitHub Actions ArgoCD Site Reliability Platform Cloud Engineer Developer Kubernetes EKS Front Office Trading Finance Banking Asset Manager Investment Management) required by our trading software client in London. You MUST have the following: Very strong experience as a DevOps/… SRE/Cloud/Platform Engineer Excellent AWS Advanced Python Very strong CI/CD experience Kafka/Flink/Kinesis streaming Agile The following is DESIRABLE, not essential: Ability to read Java GitHub Actions ArgoCD Experience in a trading environment K-Streams Role: Senior DevOps Engineer (AWS Python Amazon Web Services DevOps SRE Kafka K … Streams Flink Kinesis Agile java GitHub Actions ArgoCD Site Reliability Platform Cloud Engineer Developer Kubernetes EKS Front Office Trading Finance Banking Asset Manager Investment Management) required by our trading software client in London. You will join a team of 10 engineers spread over London and New York that are part of a department that are building a fixed income More ❯
Senior DevOps Engineer (AWS Python Amazon Web Services DevOps SRE Kafka K-Streams Flink Kinesis Agile java GitHub Actions ArgoCD Site Reliability Platform Cloud Engineer Developer Kubernetes EKS Front Office Trading Finance Banking Asset Manager Investment Management) required by our trading software client in London. You MUST have the following: Very strong experience as a DevOps/… SRE/Cloud/Platform Engineer Excellent AWS Advanced Python Very strong CI/CD experience Kafka/Flink/Kinesis streaming Agile The following is DESIRABLE, not essential: Ability to read Java GitHub Actions ArgoCD Experience in a trading environment K-Streams Role: Senior DevOps Engineer (AWS Python Amazon Web Services DevOps SRE Kafka K … Streams Flink Kinesis Agile java GitHub Actions ArgoCD Site Reliability Platform Cloud Engineer Developer Kubernetes EKS Front Office Trading Finance Banking Asset Manager Investment Management) required by our trading software client in London. You will join a team of 10 engineers spread over London and New York that are part of a department that are building a fixed income More ❯
Senior DevOps Engineer (AWS Python Amazon Web Services DevOps SRE Kafka K-Streams Flink Kinesis Agile java GitHub Actions ArgoCD Site Reliability Platform Cloud Engineer Developer Kubernetes EKS Front Office Trading Finance Banking Asset Manager Investment Management) required by our trading software client in London. You MUST have the following: Very strong experience as a DevOps/… SRE/Cloud/Platform Engineer Excellent AWS Advanced Python Very strong CI/CD experience Kafka/Flink/Kinesis streaming Agile The following is DESIRABLE, not essential: Ability to read Java GitHub Actions ArgoCD Experience in a trading environment K-Streams Role: Senior DevOps Engineer (AWS Python Amazon Web Services DevOps SRE Kafka K … Streams Flink Kinesis Agile java GitHub Actions ArgoCD Site Reliability Platform Cloud Engineer Developer Kubernetes EKS Front Office Trading Finance Banking Asset Manager Investment Management) required by our trading software client in London. You will join a team of 10 engineers spread over London and New York that are part of a department that are building a fixed income More ❯
manchester, north west england, united kingdom Hybrid / WFH Options
TrueNorth®
CPO/Systems Design technical Interview I've partnered with a growing Manchester based start-up, who have recently won 3 new clients and are looking for a senior Pythonengineer to help to scale and manage their Agentic AI product. The team currently sits with the CTO and Head of Engineering, with the HoE being very hands … on. Due to the increased workload, he is looking to hire a deputy, to take over some of his responsibilities. Skills Required : Python TypeScript Infrastructure as Code Terraform Experience with an AI coding assistant (Claude/Codex etc) A keen interest in, or experience with AI/ML More ❯
AWS Engineer We are currently working with a leading software company, who are looking for an AWS Engineer to join their ever-expanding platform/DevOps team remotely from the UK. They are looking for you to have excellent cloud knowledge, ideally AWS as well as Terraform and Kafka experience. As well as this you will also be … expected to have knowledge of GitLab as well as having Python experience is a must. As the AWS Engineer, you will be a self-starter who has excellent stakeholder management experience who can show outcome based work. Please note this is a fully remote position but they have an office based in Southwark should you wish to go … in. Skills required for the AWS Engineer: Knowledge of AWS Working experience of Kafka Python experience This is a really exciting opportunity to rapidly grow your skill set and work closely with some of the most talented Developers and Analyst's within this space. If you are keen to hear more please apply ASAP or reach out to More ❯
Job Title: AVP Python/Java Developer Location: London (Hybrid, 2 days in-office) Salary: Up to 120k About the Role: Join a brand-new team at a leading global investment bank, working at the heart of FX Data & Analytics. Youll be building and supporting the core data and analytics layer that bridges downstream data sources and upstream React … based UIs. The work is a blend of Python and Java, with a strong focus on Python for data transformation and analytics, and Java for connecting to front-end systems. Key Responsibilities: Develop and maintain the data and analytics layer (Python/Java) supporting business-critical dashboards. Collaborate closely with quant developers and business stakeholders. Consolidate and … team in connecting to diverse data sources and running analytics. Help shape the technical direction of a new team and greenfield projects. What Were Looking For: Strong experience with Python and Java (framework experience; not core Java/low-latency focus). E-Trading experience. Confident working with business users and stakeholders, including quants. Flexible on the PythonMore ❯
London, England, United Kingdom Hybrid / WFH Options
Client Server
Platform Engineer London/WFH to £100k Opportunity to progress your career at a hugely profitable High Frequency Trading firm that specialise in crypto markets, in a hands-on Platform Engineer role. As a Platform Engineer you will join a small team responsible for the 24x7x365 globally distributed ethical web scraping function, supporting a multi-region high … Central London with flexibility to work from home twice a week (please note there is an on-call requirement). About you: You have commercial experience as a Platform Engineer, DevOps Engineer or SRE within an HFT, low latency or web scraping environment You have strong bash or Python scripting skills You have multi-cloud experience (AWS … following: Containerization (Docker/Kubernetes), monitoring tools (Prometheus/Grafana/ELK stack/Splunk), IaC tooling (Terraform, Ansible etc.) What's in it for you: As a Platform Engineer you will receive a competitive package: Salary to £100k Bonus (c50% of base) Pension Hybrid working Career progression Apply now to find out more about this Platform EngineerMore ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Client Server Ltd
Platform Engineer London/WFH to £100k Opportunity to progress your career at a hugely profitable High Frequency Trading firm that specialise in crypto markets, in a hands-on Platform Engineer role. As a Platform Engineer you will join a small team responsible for the 24x7x365 globally distributed ethical web scraping function, supporting a multi-region high … Central London with flexibility to work from home twice a week (please note there is an on-call requirement). About you: You have commercial experience as a Platform Engineer, DevOps Engineer or SRE within an HFT, low latency or web scraping environment You have strong bash or Python scripting skills You have multi-cloud experience (AWS … following: Containerization (Docker/Kubernetes), monitoring tools (Prometheus/Grafana/ELK stack/Splunk), IaC tooling (Terraform, Ansible etc.) What's in it for you: As a Platform Engineer you will receive a competitive package: Salary to £100k Bonus (c50% of base) Pension Hybrid working Career progression Apply now to find out more about this Platform EngineerMore ❯
slough, south east england, united kingdom Hybrid / WFH Options
Client Server
Platform Engineer London/WFH to £100k Opportunity to progress your career at a hugely profitable High Frequency Trading firm that specialise in crypto markets, in a hands-on Platform Engineer role. As a Platform Engineer you will join a small team responsible for the 24x7x365 globally distributed ethical web scraping function, supporting a multi-region high … Central London with flexibility to work from home twice a week (please note there is an on-call requirement). About you: You have commercial experience as a Platform Engineer, DevOps Engineer or SRE within an HFT, low latency or web scraping environment You have strong bash or Python scripting skills You have multi-cloud experience (AWS … following: Containerization (Docker/Kubernetes), monitoring tools (Prometheus/Grafana/ELK stack/Splunk), IaC tooling (Terraform, Ansible etc.) What's in it for you: As a Platform Engineer you will receive a competitive package: Salary to £100k Bonus (c50% of base) Pension Hybrid working Career progression Apply now to find out more about this Platform EngineerMore ❯
Oxford, Oxfordshire, England, United Kingdom Hybrid / WFH Options
Corriculo Ltd
Software Engineer, AI, C Python, Oxford, COR7394 Are you a talented Software Engineer eager to explore the intersection of AI and manufacturing? This could be your opportunity to join a team helping shape next-generation tools using cutting-edge technology! The Position As a Software Engineer, you’ll work directly with a small team to develop … advanced analysis algorithms and integrate local large language models (LLMs) into real-world applications. You’ll focus on building robust software solutions using C++ or Python, contributing to Product Lifecycle Management integrations, and iterating on prompt-based AI applications. This is a hands-on role in a fast-moving environment. You’ll have the freedom to experiment, influence the … delivering practical solutions. This role is hybrid, with at least two days per week onsite in Oxford. Requirements Strong background in Mathematics, Physics, Computer Science Experience in C++ or Python software development Familiarity with Open Cascade C++ libraries Experience with Python LLMs or integration projects is beneficial Interested? Apply now! If you’re a curious, proactive Software EngineerMore ❯