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        1 Part Time API job in Holloway (N19) + 20 miles

        Python Software Engineer

        SF Recruitment (Tech)
        Holloway, N19
        £55k - 65k per year + fully remote
        With recent investment this Python Software Engineer will work closely with the lead Engineer on new platform functionality aimed at creating AI and automation middleware to help drive business efficiencies whilst improving usability for the end user. This role would suit a mid level software engineer with experience working within the financial services space who relishes using the latest technology to build innovative solutions that quickly solve business problems with the ability to understand and translate business requirements into technical solutions. - Strong commercial python development experience# - Framework experience - Flask,Django, FastAPI etc - Solid MySQL skills - Experience working in a fast-paced financial services/ FinTech environment - Azure cloud exposure would be useful - Strong communication and stakeholder engagement skills
        With recent investment this Python Software Engineer will work closely with the lead Engineer on new platform functionality aimed at creating AI and automation middleware to help drive business efficiencies whilst improving usability for the end user. This role would suit a mid level software engineer with experience working within the financial services space who relishes using the latest technology to build innovative solutions that quickly solve business problems with the ability to understand and translate business requirements into technical solutions. - Strong commercial python development experience# - Framework experience - Flask,Django, FastAPI etc - Solid MySQL skills - Experience working in a fast-paced financial services/ FinTech environment - Azure cloud exposure would be useful - Strong communication and stakeholder engagement skills
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        NEWFEATURED

        These jobs might also interest you

        Job Title: Python Developer Job Description Our client within financial services is looking to hire a Python Developer to work as a contractor on a number of middle office and risk initiatives. This will be a multi year opportunity for someone with a strongbackground as a Python Developer and has worked at a financial services company previously. Some of the projects you'll support are as follows; * Liquidity reporting system upgrades * Collateral Management platform optimisation. * Securities Lending programme and system upgrades. * Risk systems support * Developing large, business critical solutions * Supporting existing functionality and expanding upon it for new feature requests This will be long term contracting, with the role being based in Bromley and they'll require 3 days a week onsite. The rates can pay up to £600 per day.
        Job Title: Python Developer Job Description Our client within financial services is looking to hire a Python Developer to work as a contractor on a number of middle office and risk initiatives. This will be a multi year opportunity for someone with a strongbackground as a Python Developer and has worked at a financial services company previously. Some of the projects you'll support are as follows; * Liquidity reporting system upgrades * Collateral Management platform optimisation. * Securities Lending programme and system upgrades. * Risk systems support * Developing large, business critical solutions * Supporting existing functionality and expanding upon it for new feature requests This will be long term contracting, with the role being based in Bromley and they'll require 3 days a week onsite. The rates can pay up to £600 per day.
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        NEW

        Senior Python Developer

        Hays
        London
        £700.0 - £800.0 per day + Up to £800pd In-scope
        I am currently working with a London-based financial services consultancy who are actively seeking multiple Senior Python Developers to join one of their prestigious end clients in the Investment Banking space. * Extensive Python Development experience in Financial Services/Investment Banking - Mandatory. * Strong experience with relational databases. * Extensive AWS experience. * Good experience with data modelling. * Strong experience with Spark. * Up to £800pd in-scope via Umbrella. * Initial 6-month contract with extensions. * London-based hybrid working. If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now. If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career.
        I am currently working with a London-based financial services consultancy who are actively seeking multiple Senior Python Developers to join one of their prestigious end clients in the Investment Banking space. * Extensive Python Development experience in Financial Services/Investment Banking - Mandatory. * Strong experience with relational databases. * Extensive AWS experience. * Good experience with data modelling. * Strong experience with Spark. * Up to £800pd in-scope via Umbrella. * Initial 6-month contract with extensions. * London-based hybrid working. If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now. If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career.
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        A Mid Level Python Engineer is required to join a Fintech company developing next generation tools for how companies get funding and optimise their working capital. Our client aims to change how corporate finance works, by replacing static, limited and often stale financial metrics with live data-driven insights sourced from direct connections to their clients systems. You will be joining a strong team of Python Engineers, Data Scientists, and financial experts, who are building the next generation of financial toolsscalable, secure, and smart. If you're an experience Software Engineer whose passionate about Python, excited by financial technology, and eager to build meaningful systems from the ground up, we want to hear from you.
        A Mid Level Python Engineer is required to join a Fintech company developing next generation tools for how companies get funding and optimise their working capital. Our client aims to change how corporate finance works, by replacing static, limited and often stale financial metrics with live data-driven insights sourced from direct connections to their clients systems. You will be joining a strong team of Python Engineers, Data Scientists, and financial experts, who are building the next generation of financial toolsscalable, secure, and smart. If you're an experience Software Engineer whose passionate about Python, excited by financial technology, and eager to build meaningful systems from the ground up, we want to hear from you.
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        Python Developer - Commodities

        McGregor Boyall Associates Limited
        London
        £0650 - £700 per day
        The Role A leading global financial institution is seeking a Python Developer (Contract) to join its Commodities Technology team. This group supports a fast-growing Commodities Index business that spans Oil, Gas, Power, Agriculture, and Metals, providing advanced analytics and tools for structuring and trading. You will play a key role in designing and delivering a new index back-testing platform, working closely with structurers and front office stakeholders. The position offers direct business interaction, exposure to real-world trading problems, and the opportunity to build robust, high-performance solutions in a dynamic environment. Responsibilities o Historical index back-testing o Daily pricing and index level generation o Weighting and rebalancing logic o Basket decomposition and attribution analytics
        The Role A leading global financial institution is seeking a Python Developer (Contract) to join its Commodities Technology team. This group supports a fast-growing Commodities Index business that spans Oil, Gas, Power, Agriculture, and Metals, providing advanced analytics and tools for structuring and trading. You will play a key role in designing and delivering a new index back-testing platform, working closely with structurers and front office stakeholders. The position offers direct business interaction, exposure to real-world trading problems, and the opportunity to build robust, high-performance solutions in a dynamic environment. Responsibilities o Historical index back-testing o Daily pricing and index level generation o Weighting and rebalancing logic o Basket decomposition and attribution analytics
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        Python Developer

        Oliver Bernard
        St James, SW1
        From £50,000 to £60,000 per annum + bonus of 10%-30% + stocks
        OB have partnered with a FinTech company, who are looking to bring on 2 x Python Developers to their highly skilled engineering team, where you'll have the opportunity to work closely with the CTO & Head of Engineering to have an impact from day one, and develop their systems. In this role, you'll design highly complex systems and applications, writing high-quality and scalable code, to optimise the performance of their Python based applications. 4+ years of commercial experience using Python Highly skilled with Python Experience with Flask or other similar Frameworks SQL expertise Cloud experience, ideally AWS Must have a Computer Science/STEM Degree from a top ranked University JavaScript/React experience (bonus) Base salary of £50k-£60k, with a great benefits package included including a bonus of up to 30% and stock options.
        OB have partnered with a FinTech company, who are looking to bring on 2 x Python Developers to their highly skilled engineering team, where you'll have the opportunity to work closely with the CTO & Head of Engineering to have an impact from day one, and develop their systems. In this role, you'll design highly complex systems and applications, writing high-quality and scalable code, to optimise the performance of their Python based applications. 4+ years of commercial experience using Python Highly skilled with Python Experience with Flask or other similar Frameworks SQL expertise Cloud experience, ideally AWS Must have a Computer Science/STEM Degree from a top ranked University JavaScript/React experience (bonus) Base salary of £50k-£60k, with a great benefits package included including a bonus of up to 30% and stock options.
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        Lead Python Engineer

        Ncounter LTD
        E14, East London
        From £180,000 to £200,000 per annum Bonus and package
        Principal Python Engineer London | Permanent | Hybrid Ncounter is supporting a global investment firm in hiring a Software Developer to help design and evolve internal compute frameworks that underpin their trading and research platforms. This is a high-impact role, working at the intersection of software engineering and distributed systems, with the opportunity to build scalable tools and frameworks used across the business. * Design, develop, and maintain performant, reliable frameworks and services in Python * Build productivity tools and platforms that streamline workflows across investment and technology teams * Contribute to code reviews and best practices, improving overall development quality * Work across distributed systems, containers, and automation pipelines to deliver scalable solutions * 6+ years professional software development experience
        Principal Python Engineer London | Permanent | Hybrid Ncounter is supporting a global investment firm in hiring a Software Developer to help design and evolve internal compute frameworks that underpin their trading and research platforms. This is a high-impact role, working at the intersection of software engineering and distributed systems, with the opportunity to build scalable tools and frameworks used across the business. * Design, develop, and maintain performant, reliable frameworks and services in Python * Build productivity tools and platforms that streamline workflows across investment and technology teams * Contribute to code reviews and best practices, improving overall development quality * Work across distributed systems, containers, and automation pipelines to deliver scalable solutions * 6+ years professional software development experience
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        Mid Level Full-Stack Developer (Python / Django / React) Work Model:Office based ( 5 days a week) Job Type:Full-Time Salary:£60-65K Were looking for a Mid LevelFull-Stack Developer (Python / Django / React)with3+ years of experienceto join a Fashion Retail business in London. You will be joining a recently built technical division and working on greenfield projects, alongside the CTO and other Engineers. What Were Looking For * Comp Sci or STEM Degree * 3-5 yearsof experience in full-stack development, with a focus onPython and Django. * Strong experience withReact or React Nativefor building dynamic, responsive front-end applications. * Proficiency in AWS * Experience with SQL * Experience with Shopify is a bonus Key Responsibilities
        Mid Level Full-Stack Developer (Python / Django / React) Work Model:Office based ( 5 days a week) Job Type:Full-Time Salary:£60-65K Were looking for a Mid LevelFull-Stack Developer (Python / Django / React)with3+ years of experienceto join a Fashion Retail business in London. You will be joining a recently built technical division and working on greenfield projects, alongside the CTO and other Engineers. What Were Looking For * Comp Sci or STEM Degree * 3-5 yearsof experience in full-stack development, with a focus onPython and Django. * Strong experience withReact or React Nativefor building dynamic, responsive front-end applications. * Proficiency in AWS * Experience with SQL * Experience with Shopify is a bonus Key Responsibilities
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        Contract - Outside IR35 Day Rate: Up to £725 (DOE) Immediate Start Location: UK Remote Our UK leading client is seeking experienced Senior Software Engineers who enjoy building products end-to-end. You’ll join a collaborative team where your expertise in backend systems (with Python as a core strength) will help shape the next stage of our platform. While you’ll have the chance to work across the stack, backend problem-solving and scalability will be central to this role. 5+ years professional experience with Python (or a comparable language) Solid understanding of modern web application design Hands-on experience with JavaScript/TypeScript and NoSQL databases Knowledge of event-driven architectures Strong background in cloud environments (AWS Serverless and/or GCP) Commitment to quality through automation and testing
        Contract - Outside IR35 Day Rate: Up to £725 (DOE) Immediate Start Location: UK Remote Our UK leading client is seeking experienced Senior Software Engineers who enjoy building products end-to-end. You’ll join a collaborative team where your expertise in backend systems (with Python as a core strength) will help shape the next stage of our platform. While you’ll have the chance to work across the stack, backend problem-solving and scalability will be central to this role. 5+ years professional experience with Python (or a comparable language) Solid understanding of modern web application design Hands-on experience with JavaScript/TypeScript and NoSQL databases Knowledge of event-driven architectures Strong background in cloud environments (AWS Serverless and/or GCP) Commitment to quality through automation and testing
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        Full Stack Developer (python/AWS)

        Stott & May Professional Search Limited
        London
        Up to £0.00 per annum
        *candidates must hold an active SC Clearance* Start: ASAP Duration: 6 months+ Location: 3 days per week in London Pay: negotiable DoE, INSIDE IR35 We are seeking a talented Full Stack Engineer with strong experience in AWS and Python to join our growing team. You'll play a key role in designing, developing, and deploying robust applications that power our business and delight our users. Responsibilities - Design, develop, and maintain scalable web applications using Python (Django, Flask, or FastAPI). - Architect and implement cloud-native solutions on AWS (EC2, Lambda, S3, RDS, etc.). - Build and integrate RESTful APIs and microservices. - Collaborate with front-end developers to deliver seamless user experiences (React, Vue, or Angular). - Ensure application security, performance, and reliability.
        *candidates must hold an active SC Clearance* Start: ASAP Duration: 6 months+ Location: 3 days per week in London Pay: negotiable DoE, INSIDE IR35 We are seeking a talented Full Stack Engineer with strong experience in AWS and Python to join our growing team. You'll play a key role in designing, developing, and deploying robust applications that power our business and delight our users. Responsibilities - Design, develop, and maintain scalable web applications using Python (Django, Flask, or FastAPI). - Architect and implement cloud-native solutions on AWS (EC2, Lambda, S3, RDS, etc.). - Build and integrate RESTful APIs and microservices. - Collaborate with front-end developers to deliver seamless user experiences (React, Vue, or Angular). - Ensure application security, performance, and reliability.
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        Python Developer - Fully Remote

        VERTECH GROUP (UK) LTD
        EC1V, City of London
        From £60,000 to £75,000 per annum + Benefits
        Python Developer Location:Fully Remote (UK based) / flexible working hours Salary:Circa 60K 75K + Benefits Python Developerrequired by fast-growing, Top Tech Company! This is a diverse, autonomous role, where youll be responsible for taking ownership of a variety of scalable backend web applications * At least 4yrs development experience * Strong skills in Python, Django * Experience in JavaScript/jQuery, HTML & CSS * Git Tremendous opportunity offering plenty of scope for career progression in a friendly, innovative environment where youll be able to keep up to date with the latest technologies and enjoy a healthy work/life balance! Apply now for FULL details!
        Python Developer Location:Fully Remote (UK based) / flexible working hours Salary:Circa 60K 75K + Benefits Python Developerrequired by fast-growing, Top Tech Company! This is a diverse, autonomous role, where youll be responsible for taking ownership of a variety of scalable backend web applications * At least 4yrs development experience * Strong skills in Python, Django * Experience in JavaScript/jQuery, HTML & CSS * Git Tremendous opportunity offering plenty of scope for career progression in a friendly, innovative environment where youll be able to keep up to date with the latest technologies and enjoy a healthy work/life balance! Apply now for FULL details!
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        AI Engineer

        Professional Technical Ltd
        London
        £80000 - £90000 per annum
        Own our AI models end-to-end: dataset strategy, training/fine-tuning, evaluation, optimization, and deployment to real hardware in the field. You'll turn messy real-world streams into robust, low-latency inference pipelines. What you'll do * Design, train, and fine-tune text/audio/vision models (e.g., DistilRoBERTa, wav2vec2, YOLO) for threat and aggression detection. * Build reproducible training pipelines (HF/ PyTorch/ SpeechBrain), incl. PEFT/LoRA, adapters, and transfer learning. * Optimize for real-time: quantization, pruning, ONNX/TensorRT, mixed precision, batching, caching. * Ship models to edge & cloud with CI/CD, versioning, and rollback; instrument latency and accuracy SLAs. * Create data pipelines: collection, labeling, augmentation/synthesis, dataset versioning (DVC).
        Own our AI models end-to-end: dataset strategy, training/fine-tuning, evaluation, optimization, and deployment to real hardware in the field. You'll turn messy real-world streams into robust, low-latency inference pipelines. What you'll do * Design, train, and fine-tune text/audio/vision models (e.g., DistilRoBERTa, wav2vec2, YOLO) for threat and aggression detection. * Build reproducible training pipelines (HF/ PyTorch/ SpeechBrain), incl. PEFT/LoRA, adapters, and transfer learning. * Optimize for real-time: quantization, pruning, ONNX/TensorRT, mixed precision, batching, caching. * Ship models to edge & cloud with CI/CD, versioning, and rollback; instrument latency and accuracy SLAs. * Create data pipelines: collection, labeling, augmentation/synthesis, dataset versioning (DVC).
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        Lead Java Developer

        Get2Talent
        SW10, South West London
        From £75,000 to £95,000 per annum Plus benefits
        Our client, a mission-led consultancy, is looking for an experienced Principal Software Engineer (Python or Java) to join their growing team. They deliver secure, modern software solutions to the UK Government and Defence sectors, enabling clients to build scalable systems and progressive web applications that drive real impact. This is a senior-level opportunity for a hands-on engineer who enjoys leading by example, thrives in agile environments, and is passionate about shaping engineering best practice while still contributing to the codebase. Key Responsibilities * Lead the design, development, and testing of secure, scalable systems using Python or Java with modern front-end frameworks (e.g., React) * Architect and maintain APIs, data pipelines, and cloud-native solutions (AWS, Azure, private cloud)
        Our client, a mission-led consultancy, is looking for an experienced Principal Software Engineer (Python or Java) to join their growing team. They deliver secure, modern software solutions to the UK Government and Defence sectors, enabling clients to build scalable systems and progressive web applications that drive real impact. This is a senior-level opportunity for a hands-on engineer who enjoys leading by example, thrives in agile environments, and is passionate about shaping engineering best practice while still contributing to the codebase. Key Responsibilities * Lead the design, development, and testing of secure, scalable systems using Python or Java with modern front-end frameworks (e.g., React) * Architect and maintain APIs, data pipelines, and cloud-native solutions (AWS, Azure, private cloud)
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        New Senior Data Engineer Contract Roles We have multiple new Senior Data Engineer Contract roles for a London based financial services client of ours. This would be working on a greenfield project in a new team building out a digital platform. This is outside IR35, 1-2 days per week onsite in London and initial 6 month contract and an immediate start. The ideal candidate will be a data engineer from a software engineering background with machine learning experience. The rate available for this position is: £550-575pd * ETL / Data Pipelines / Data Integration * Python & Java (for building data pipelines & APIs) * Snowflake * AWS * Machine Learning * React or Angular Please apply directly or email me your CV on
        New Senior Data Engineer Contract Roles We have multiple new Senior Data Engineer Contract roles for a London based financial services client of ours. This would be working on a greenfield project in a new team building out a digital platform. This is outside IR35, 1-2 days per week onsite in London and initial 6 month contract and an immediate start. The ideal candidate will be a data engineer from a software engineering background with machine learning experience. The rate available for this position is: £550-575pd * ETL / Data Pipelines / Data Integration * Python & Java (for building data pipelines & APIs) * Snowflake * AWS * Machine Learning * React or Angular Please apply directly or email me your CV on
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        NEWFEATURED

        Python Developer - Finance Operations

        Feenicks Ltd TA Archway International
        Piccadilly, W1
        Up to £60,000 per annum
        Were working with afast-growing London-based fintech company tohelp them find a talentedPython Developerto join their dynamic engineering team. Please note:The client isunable to sponsor visasat this time. Applicants must have the right to work in the UK. Compensation * Up to £60,000 base salary * Performance-based bonus Hybrid Working * 23 days per monthin their London office Responsibilities * Design and architect complex systems and applications for theFinancial Operationsteam * Translate technical requirements into scalable software solutions * Write clean, efficient, and maintainable Python code * Participate in code reviews and uphold best practices across the development lifecycle * Collaborate with stakeholders to gather requirements and provide project updates * Optimize application performance by identifying and resolving bottlenecks Requirements
        Were working with afast-growing London-based fintech company tohelp them find a talentedPython Developerto join their dynamic engineering team. Please note:The client isunable to sponsor visasat this time. Applicants must have the right to work in the UK. Compensation * Up to £60,000 base salary * Performance-based bonus Hybrid Working * 23 days per monthin their London office Responsibilities * Design and architect complex systems and applications for theFinancial Operationsteam * Translate technical requirements into scalable software solutions * Write clean, efficient, and maintainable Python code * Participate in code reviews and uphold best practices across the development lifecycle * Collaborate with stakeholders to gather requirements and provide project updates * Optimize application performance by identifying and resolving bottlenecks Requirements
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        Senior Backend Engineer Python/Django | Climate Tech Scale-Up | Central London c.£85-95k Ready to make real impact with your code? This climate-tech scale-up is going through the gears, backed by world-class investors, and heading towards a big future. Theyve built a platform already trusted by global enterprise brands and now the engineering team is growing fast to take things to the next level. Youll join as a Senior Backend Engineer, taking ownership of complex Python/Django services that power enterprise decarbonisation. Expect to design elegant APIs, tackle data-heavy challenges, and collaborate closely with sustainability experts and product teams. What makes this special? * High-performance engineering team smart, passionate, and collaborative * Big mission accelerating how the worlds largest businesses understand and reduce carbon footprints
        Senior Backend Engineer Python/Django | Climate Tech Scale-Up | Central London c.£85-95k Ready to make real impact with your code? This climate-tech scale-up is going through the gears, backed by world-class investors, and heading towards a big future. Theyve built a platform already trusted by global enterprise brands and now the engineering team is growing fast to take things to the next level. Youll join as a Senior Backend Engineer, taking ownership of complex Python/Django services that power enterprise decarbonisation. Expect to design elegant APIs, tackle data-heavy challenges, and collaborate closely with sustainability experts and product teams. What makes this special? * High-performance engineering team smart, passionate, and collaborative * Big mission accelerating how the worlds largest businesses understand and reduce carbon footprints
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        AMS is a global workforce solutions partner committed to creating inclusive, dynamic, and future-ready workplaces. We help organisations adapt, grow, and thrive in an ever-evolving world by building, shaping, and optimising diverse talent strategies. Our Contingent Workforce Solutions (CWS) is one of our service offerings. Acting as an extension of their recruitment teams, we connect them with skilled interim and temporary professionals, fostering workplaces where everyone can contribute and succeed. Our client, a major UK retail bank, provides every day banking services to over 17 million retail customers. The banks expertise and services span across Business Services, Corporate banking, Wealth Management, Group Functions, Retail and Investment Banking.
        AMS is a global workforce solutions partner committed to creating inclusive, dynamic, and future-ready workplaces. We help organisations adapt, grow, and thrive in an ever-evolving world by building, shaping, and optimising diverse talent strategies. Our Contingent Workforce Solutions (CWS) is one of our service offerings. Acting as an extension of their recruitment teams, we connect them with skilled interim and temporary professionals, fostering workplaces where everyone can contribute and succeed. Our client, a major UK retail bank, provides every day banking services to over 17 million retail customers. The banks expertise and services span across Business Services, Corporate banking, Wealth Management, Group Functions, Retail and Investment Banking.
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        Software Engineer

        Oscar Associates (UK) Limited
        Camden, NW1
        £50000 - £60000 per annum
        Central London (Hybrid - ideally 2 days onsite, flexible)?? £50,000 - £60,000 + tailored bonus + benefits The Opportunity How often do you get the chance to join a business on the ground floor, where your code, your ideas, and your decisions directly shape the future of an entire industry? We're partnered with a high-growth PropTech firm that is redefining how property is bought, sold, managed, and experienced across the UK. They're not just another start-up tinkering on the edges of the market - they've already secured partnerships with major national brands and are scaling fast, with ambitious product launches ahead. Now they're looking for a Software Engineer to join their small but mighty technical team. This isn't just another dev role - it's a chance to take ownership, lead projects, and grow into a key technical leader as the company scales. Why Join?
        Central London (Hybrid - ideally 2 days onsite, flexible)?? £50,000 - £60,000 + tailored bonus + benefits The Opportunity How often do you get the chance to join a business on the ground floor, where your code, your ideas, and your decisions directly shape the future of an entire industry? We're partnered with a high-growth PropTech firm that is redefining how property is bought, sold, managed, and experienced across the UK. They're not just another start-up tinkering on the edges of the market - they've already secured partnerships with major national brands and are scaling fast, with ambitious product launches ahead. Now they're looking for a Software Engineer to join their small but mighty technical team. This isn't just another dev role - it's a chance to take ownership, lead projects, and grow into a key technical leader as the company scales. Why Join?
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        Job Title: Python Developer Job Description Our client within financial services is looking to hire a Python Developer to work as a contractor on a number of middle office and risk initiatives. This will be a multi year opportunity for someone with a strongbackground as a Python Developer and has worked at a financial services company previously. Some of the projects you'll support are as follows; * Liquidity reporting system upgrades * Collateral Management platform optimisation. * Securities Lending programme and system upgrades. * Risk systems support * Developing large, business critical solutions * Supporting existing functionality and expanding upon it for new feature requests This will be long term contracting, with the role being based in Bromley and they'll require 3 days a week onsite. The rates can pay up to £600 per day.
        Job Title: Python Developer Job Description Our client within financial services is looking to hire a Python Developer to work as a contractor on a number of middle office and risk initiatives. This will be a multi year opportunity for someone with a strongbackground as a Python Developer and has worked at a financial services company previously. Some of the projects you'll support are as follows; * Liquidity reporting system upgrades * Collateral Management platform optimisation. * Securities Lending programme and system upgrades. * Risk systems support * Developing large, business critical solutions * Supporting existing functionality and expanding upon it for new feature requests This will be long term contracting, with the role being based in Bromley and they'll require 3 days a week onsite. The rates can pay up to £600 per day.
        more
        PREMIUM
        This is a fantastic opportunity to work a remote Senior Fullstack Developer for a major pharmaceutical company on a long term contract, outside IR35. * Python * React * Typescript * AI (desirable) * Java (desirable) * AWS * SQL * Kubernetes (desirable) If you do have the relevant experience for this remote, outside IR35 Senior Fullstack Developer role, please do send through your CV.
        This is a fantastic opportunity to work a remote Senior Fullstack Developer for a major pharmaceutical company on a long term contract, outside IR35. * Python * React * Typescript * AI (desirable) * Java (desirable) * AWS * SQL * Kubernetes (desirable) If you do have the relevant experience for this remote, outside IR35 Senior Fullstack Developer role, please do send through your CV.
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        Certain Advantage are hiring for a Senior Full Stack Quantitative Developer based in London on a hybrid basis. This role is on an initial contract till the end of the year with a potential to be extended for a further 6 months. Key Responsibilities * Design, develop, and maintain secure, scalable, and maintainable applications using Python and Azure cloud technologies for commodities trading solutions. * Leverage strong proficiency in Python, including use of numerical and scientific libraries such as Pandas, NumPy, SciPy etc. * Utilize a second strongly typed programming language (e.g., C#, C++, Rust, or Java) as needed. * Implement application architecture and DevOps best practices, including Infrastructure as code, Kubernetes, Docker, and automation testing frameworks. * Apply software design patterns to ensure robust, flexible, and future-proof solutions.
        Certain Advantage are hiring for a Senior Full Stack Quantitative Developer based in London on a hybrid basis. This role is on an initial contract till the end of the year with a potential to be extended for a further 6 months. Key Responsibilities * Design, develop, and maintain secure, scalable, and maintainable applications using Python and Azure cloud technologies for commodities trading solutions. * Leverage strong proficiency in Python, including use of numerical and scientific libraries such as Pandas, NumPy, SciPy etc. * Utilize a second strongly typed programming language (e.g., C#, C++, Rust, or Java) as needed. * Implement application architecture and DevOps best practices, including Infrastructure as code, Kubernetes, Docker, and automation testing frameworks. * Apply software design patterns to ensure robust, flexible, and future-proof solutions.
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        Software Engineer

        Experis UK
        London
        £65000 - £90000 per annum + Excellent Benefits
        £65,000 - £90,000 + Benefits We are representing a specialist SME consultancy partnered with a leading AI and technology firm, delivering mission-critical solutions to the UK Defence and Intelligence community. This is a unique opportunity to work on a cutting-edge new platform that is shaping the future of national security. The role is language-agnostic - we're not looking for expertise in one specific technology stack. Instead, we want highly skilled software engineers with strong experience in at least one modern programming language and the ability to quickly adapt and learn new ones. You will be working at the forefront of innovation on programmes of national importance, collaborating with some of the brightest minds in the industry. This is a full-time, London-based position (onsite, Monday-Friday).
        £65,000 - £90,000 + Benefits We are representing a specialist SME consultancy partnered with a leading AI and technology firm, delivering mission-critical solutions to the UK Defence and Intelligence community. This is a unique opportunity to work on a cutting-edge new platform that is shaping the future of national security. The role is language-agnostic - we're not looking for expertise in one specific technology stack. Instead, we want highly skilled software engineers with strong experience in at least one modern programming language and the ability to quickly adapt and learn new ones. You will be working at the forefront of innovation on programmes of national importance, collaborating with some of the brightest minds in the industry. This is a full-time, London-based position (onsite, Monday-Friday).
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        PREMIUM

        Backend Engineer - London Onsite

        LJ Recruitment Limited
        EC1, City of London
        £60000 - £75000 per annum
        Backend Engineer - Scale Systems with Real Impact ?? Tired of tinkering at the edges? Want to actually shape the backbone of a platform that's transforming how the world's biggest enterprises run their tech? This is one of those rare roles where you get in early, build the foundations, and watch your work scale across global businesses. We're working with a high-growth London startup on a mission to reinvent enterprise software. Their AI-driven platform is already saving household-name customers millions in IT costs, shaving months off ERP project timelines, and making sense of the mess that legacy systems leave behind. SAP is just the beginning - they're building a whole new category of Enterprise System Intelligence. The Role * Build core systems capable of handling tens of millions of lines of code and large-scale LLM workloads.
        Backend Engineer - Scale Systems with Real Impact ?? Tired of tinkering at the edges? Want to actually shape the backbone of a platform that's transforming how the world's biggest enterprises run their tech? This is one of those rare roles where you get in early, build the foundations, and watch your work scale across global businesses. We're working with a high-growth London startup on a mission to reinvent enterprise software. Their AI-driven platform is already saving household-name customers millions in IT costs, shaving months off ERP project timelines, and making sense of the mess that legacy systems leave behind. SAP is just the beginning - they're building a whole new category of Enterprise System Intelligence. The Role * Build core systems capable of handling tens of millions of lines of code and large-scale LLM workloads.
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        About Faculty At Faculty, we transform organisational performance through safe, impactful and human-centric AI. With more than a decade of experience, we provide over 350 global customers with software, bespoke AI consultancy, and Fellows from our award winning Fellowship programme. Our expert team brings together leaders from across government, academia and global tech giants to solve the biggest challenges in applied AI. Should you join us, youll have the chance to work with, and learn from, some of the brilliant minds who are bringing Frontier AI to the frontlines of the world. We operate a hybrid way of working, meaning that you'll split your time across client location, Faculty's Old Street office and working from home depending on the needs of the project.
        About Faculty At Faculty, we transform organisational performance through safe, impactful and human-centric AI. With more than a decade of experience, we provide over 350 global customers with software, bespoke AI consultancy, and Fellows from our award winning Fellowship programme. Our expert team brings together leaders from across government, academia and global tech giants to solve the biggest challenges in applied AI. Should you join us, youll have the chance to work with, and learn from, some of the brilliant minds who are bringing Frontier AI to the frontlines of the world. We operate a hybrid way of working, meaning that you'll split your time across client location, Faculty's Old Street office and working from home depending on the needs of the project.
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        NEW
        As a Machine Learning Engineer in the Applied AI team at Graphcore, you will contribute to advancing AI technology by developing and optimising AI models tailored to our specialised hardware. Working closely with the Software development and Research teams, you will play a critical role in finding opportunities to innovate and differentiate Graphcores technology. We seek engineers with strong technical skills and an understanding of AI model implementation, eager to make a tangible impact in this rapidly evolving field. The Team The Applied AI teams role is to be proxies for our customers, we need to understand the latest AI models, applications, and software to ensure that Graphcores technology works seamlessly with the AI ecosystem. If you're excited about advancing the next generation of AI models on cutting-edge hardware, wed love to hear from you!
        As a Machine Learning Engineer in the Applied AI team at Graphcore, you will contribute to advancing AI technology by developing and optimising AI models tailored to our specialised hardware. Working closely with the Software development and Research teams, you will play a critical role in finding opportunities to innovate and differentiate Graphcores technology. We seek engineers with strong technical skills and an understanding of AI model implementation, eager to make a tangible impact in this rapidly evolving field. The Team The Applied AI teams role is to be proxies for our customers, we need to understand the latest AI models, applications, and software to ensure that Graphcores technology works seamlessly with the AI ecosystem. If you're excited about advancing the next generation of AI models on cutting-edge hardware, wed love to hear from you!
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