1 to 25 of 33 Contract Developer Jobs in the City of London

Senior Snowflake Developer Hybrid - 4 days on-site p/w in London Initial Contract to 30th June 2027 Inside IR35 up to £771.94 per day Umbrella Rate Are you a Senior Snowflake Developer who wants to build the data platform behind credit risk reporting at a leading financial services … organisation? We're recruiting for a contract Senior Snowflake Developer position in a credit risk reporting function that is migrating legacy SQL Server platforms (SSIS, SSRS and SSAS) onto Snowflake, dbt and Python, with Power BI reporting on top. You'll rebuild existing transformation logic in dbt, help shape ...

Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Backend Python Engineers at senior levels who are passionate about crafting exceptional products. Initially it will be a ...

Hiring: BI Architect - Oracle Analytics & Access Location: London (Canary Wharf) Duration: 12-Month Contract Workstream: Finance/Operations Reporting Modernisation Are you an experienced Solution Architect/Lead Engineer with deep expertise in Oracle Analytics ...

Architect the platform that runs home life. We're hiring a Lead Backend Engineer to design a global, agentic-first platform for moving and home life. Fast enough for live voice. Reliable enough for agents ...

We're looking for a Lead Software Engineer (Python & Django) for a central government department based in London, Manchester, Birmingham or Cardiff (hybrid), on an initial 12 months contract, paying up to £720 per day ...

Python Developer 1-2 days a week on-site in London £450-£650 outside IR35 Requires Active SC Clearance The Role We are seeking an experienced Python Developer to join a growing engineering team delivering secure, cloud-native solutions within a highly regulated environment. You will be responsible for designing ...

Azure Cosmos DB Developer Location: London (Hybrid - 1-3 days in the office) Contract: 6 Months We are looking for an experienced Azure Cosmos DB Developer to join a major financial services technology programme. This is an excellent opportunity to work on critical application and data engineering initiatives, building scalable ...

Senior Backend Developer Full-time Inside IR35 Hybrid 1 office day London Farringdon office address: 47-53 Charterhouse St, London, EC1M 6PB Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Backend Python Engineers at senior levels who are passionate about crafting ...

Senior Backend Developer Full-time Inside IR35 Hybrid 1 office day London Farringdon office address: 47-53 Charterhouse St, London, EC1M 6PB Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Backend Python Engineers at senior levels who are passionate about crafting ...

looking for an experienced Senior Software Developer to join a highly technical engineering team developing systems that directly support trading strategies, automated trading, and quantitative research. This opportunity suits a strong C#/.NET engineer who enjoys complex technical challenges, performance-critical development and influencing how software is designed … chance to build high-performance software alongside colleagues with deep technical and quantitative expertise. If you're an experienced C#/.NET developer looking for technical depth and the opportunity to shape complex systems, we'd like to hear from you. Spectrum IT Recruitment (South) Limited is acting ...

C++ Developer (Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency, Back-end) ***This is a hybrid role, 3 days remote and 2 days in the office*** Our client actively encourages diversity, equality and inclusion within it's workforce and welcomes applications from a diverse background, REC Solutions Limited does … discriminate in regards to age, gender, national origin, religion or any other basis. An excellent opportunity has arisen for a C++ Developer to join a friendly team my client are a well-established exchange (FinTech, Financial Technology) based in the City. My client are working with some cutting edge technologies ...

Fully Remote Senior Full Stack Python Developer (Python, Django, SQL/Postgres, Typescript, ReactJS) - Solo Python Developer Role - Up to £65,000 - Fully Remote (They do have an office based near Gatwick Airport if you want to work from an office) - Open to applicants in the UK Only (No Sponsorship … with an award-winning legal technology provider who are continuing to grow and looking to add an experienced Fully Remote Senior Full Stack Python Developer to join their dev team as a solo Python Developer. You will have support from an experienced Product team. This company has been established ...

experienced Senior Salesforce Developer with a passion for building scalable, high-performing, enterprise-grade solutions? We're looking for a talented developer to join us on a 12-month contract and play a key role in the ongoing development and evolution of our Salesforce platform. Working closely with our Salesforce … high-quality enterprise solutions. Essential Skills and Experience To succeed in this role, you'll bring at least five years' experience as a Salesforce Developer, with strong hands-on expertise in complex Salesforce development, customisation, cloud solutions and enterprise integrations. You'll demonstrate: Salesforce Development: Deep technical expertise in Apex ...

Power Platform Developer (4-Month FTC) - Central London/Hybrid - Up to £50k-£70 (pro rata) We're working with a well-established professional services organisation looking to appoint a Power Platform Developer to support a growing portfolio of digital transformation and automation projects. This role will focus on developing … business stakeholders to deliver scalable, user-friendly solutions that improve efficiency and streamline business processes. What You'll Be Doing as a Power Platform Developer Developing and enhancing applications using Power Apps (Canvas and Model-Driven). Building workflows and automations using Power Automate and related technologies. Supporting Dataverse development ...

Senior ServiceNow Developer - Permanent - London (hybrid) - £85,000 to 95,000 per annum A fantastic opportunity has arisen for a Senior ServiceNow Developer to join a London-based global law firm. Key Responsibilities Translate business requirements into functional and technical ServiceNow solution designs. Design, configure and develop … Agile/Scrum environments and engaging both technical and business stakeholders. ServiceNow CSA, CAD and/or relevant CIS certification is desirable. Senior ServiceNow Developer - Permanent - London (hybrid) - £85,000 to 95,000 per annum In accordance with the Employment Agencies and Employment Businesses Regulations 2003, this position is advertised ...

Senior Backend Developer - Architecture, Data Modelling £(Apply online only) per day (Inside IR35 - Umbrella) London/Hybrid (3 days per week on-site) Duration: Initially 6 months My client is a global financial services organisation who are hiring an experienced Senior Backend Enginee r with strong Architecture and Data modelling ...

C# Developer - SQL/Data Analysis - Banking Location: London - Hybrid (3 days onsite, 2 days remote) Contract: 6 months IR35: Inside IR35 - Umbrella company required We are recruiting for an experienced C# Developer with strong SQL and data analysis skills to support business-critical regulatory reporting systems within a banking … environment. This position requires more than traditional application development. We are looking for a hands-on developer who can combine C# development expertise with advanced SQL skills, investigate complex data issues and independently identify and implement technical solutions. You will be working on regulatory reporting projects where data accuracy, system ...

Lead Mobile Developer 2 days a week on-site in London £600-£630 inside IR35 Requires Active BPSS Clearance The Opportunity We are looking for a Lead Mobile Developer to play a key role in delivering secure, mission-critical digital services within the UK Government and Defence sector . Working ...

Platform Developer (Python) 6-12 Months London (Hybrid) - 1-2 days per week £(Apply online only) per day (Inside IR35) We are partnering with a leading global investment management organisation seeking a Senior Python Engineer to join a high-performing ETF Technology team. This is an exciting opportunity to work ...

Systems Developer - Dynamics 365 Time to join a growing buisness? Location: London (Hybrid working) PERM ROLE ONLY Salary: Competitive + Excellent Benefits I'm working with a fantastic business that's looking for a Systems Developer to join its growing technology team. This is an excellent opportunity for someone with ...

Pensions Systems Developer Location: UK ( Remote) The Opportunity We are partnering with a leading pensions and administration organisation to recruit a Pensions Systems Developer to join a specialist technology team supporting a large-scale pensions administration environment. This is an excellent opportunity for an experienced pensions systems professional to play ...

Markets is seeking a Senior Low Latency Java Developer to join our Quantitative Strategies team within Pricing & Risk, working on our high-performance, high-frequency trading platform. This is a hands-on role at the core of our market-making technology stack, where nanoseconds matter and engineering excellence is critical. ...

KDB+/Python Developer | London Permanent - Hybrid Salary: £85K - £115K We are looking for a talented KDB+/q and Python Developer with 3-5 years of commercial experience to join a technology team developing and supporting high-performance, data-driven applications. Responsibilities: * Develop and maintain applications using KDB+/ ...

Quantitative Developer - Python/Java - Market Risk & FRTB Based in London - hybrid - 2-3 days per week Permanent £70K - £110K We are seeking experienced Python or Java Developers with exposure to Quantitative Analytics, Market Risk and Financial Markets to join a specialist technology team working on critical risk analytics ...

Senior Salesforce Developer/£70,000-80,000/Remote I'm currently working with a fast-growing Salesforce implementation partner who are on the lookout to add an extra pair of technical hands to their remote workforce as soon as possible. You will get the chance to work ...