18 backend software engineer jobs found

Required Core Skills: AWS Cloud services with Python, AWS Lambda, DynamoDB, RDS, AppSync, RESTful APIs 1. AWS Cloud services with Python and its frameworks such as Django on the backend 2. Cloud - AWS such as Lambda, DynamoDB, RDS, AppSync. 3. Experience working with RESTful APIs and/or GraphQl 4.Good understanding of development best practices such as pair programming, TDD 5. Work in an agile Minimum years of experience: 8 to 10 Years Job Type: Freelance Pay: £300.00-£350.00 per day

Job Title:  Senior Full Stack Engineer Job Location:  Sunbury-on-Thames (Hybrid) Contract Length:  End date 31/03/2026 Industry:  Industrial Safety and Risk Management, Energy Working Hours:  8 hours per day/ 40 per week   Role Overview: Dynamo is on a mission to optimise front line operations on the planet. Over 800 million front line workers work in heavy industry across six million sites globally. Their work is risky and complex, in often remote locations. They still deal with a lot of paper, multiple (clunky) software tools and manual processes to simply get work done. This means many avoidable health and safety incidents and enormous waste in work execution. Every 10 seconds, someone loses their life in a work-related incident. Dynamo will change this by optimising how front-line work gets planned and executed.   Dynamo's platform and connected apps allow front-line teams to plan work, perform risk...

Rate: £25/hour (Contractor) Hours: Up to 10 Hours Per Week Location: Remote (UK/EU timezone ideal) Reports to: CTO Company: Green Pips Trading What You’ll Do Assist in building our trading infrastructure: including MT5 (via Meta API), backend systems, and account tracking. Pioneer the development of algorithmic trading bots : logic design, signal generation, and backtesting frameworks. Collaborate with the CTO to solve key engineering challenges as we approach launch. Help shape and document clean, scalable code (Python preferred, JavaScript a bonus). Support the broader platform build from trader dashboards to equity and leaderboard logic. What We’re Looking For 2–5 years experience in software engineering , ideally with Python or JavaScript. Familiarity with APIs, backend development, and data-driven systems. Interest or experience in financial markets , trading strategies , or algorithmic systems. Self-motivated and proactive — able to work...

As an AI Solutions and DevOps Engineer, working in a technical pre-sales capacity, you will play a pivotal role in designing, implementing, and demonstrating AI-powered solutions tailored for our clients with our in-house AI platform, AVA+. You will work closely with our sales and engineering teams to deliver technical presentations, respond to RFPs, and develop solutions that align with client needs and strategic objectives. Your primary focus will be on agent creation and connectivity. In this role, you will construct and implement intelligent agents that can efficiently connect with various services and data sources, thereby enhancing our platform to meet client requirements. Your responsibilities will include collaborating with cross-functional teams to design, develop, and maintain AI-driven solutions that facilitate seamless interactions among agents and backend systems. Key Responsibilities: Work with Sales teams in a technical pre-sales and delivery capacity...

Required Core Skills: AWS Cloud services with Python, AWS Lambda, DynamoDB, RDS, AppSync, RESTful APIs 1. AWS Cloud services with Python and its frameworks such as Django on the backend 2. Cloud - AWS such as Lambda, DynamoDB, RDS, AppSync. 3. Experience working with RESTful APIs and/or GraphQl 4.Good understanding of development best practices such as pair programming, TDD 5. Work in an agile Minimum years of experience: 8 to 10 Years Job Type: Freelance Pay: £300.00-£350.00 per day

Joining a new discovery project > leading into delivery after approximately 1 month Full stack generalist role Start date ASAP Duration 6 months (Likely to extend) 2 days / week in person working (London) Joining a cross functional team of 8 Immediate Interviews   The best bit about Red Badger is, of course, the team. We are really proud of our people; we support and learn a lot from each other; we work really hard but have fun doing it. We are a diverse group made up of 22 different nationalities, speaking 17 different languages.   Our 3 founders, Dave, Cain and Stu, who have considerable tech and consultancy experience and still own 100% of the company. We’ve been consistently profitable and have grown responsibly from the beginning.    We are based at Old Street in the heart of “tech city” and get thoroughly stuck in with the brilliant community around us. We run several meetups...

Client is a high profile sports / lifestyle organisation. 3 months initial contract - likely to extend to 12/18 months + Target start date Monday 21st July Building an entire greenfield set of products - Web App. Mobile Apps (Android and iOS) and a Platform Joining a cross functional team of 12 (engineers, delivery lead, product, product design, QA) Immediate interviews Ltd company outside IR35 or Umbrella contract. £Competitive day rate 2 days / week in person working (London & client office ((outside London towards the midlands))     The best bit about Red Badger is, of course, the team. We are really proud of our people; we support and learn a lot from each other; we work really hard but have fun doing it. We are a diverse group made up of 22 different nationalities, speaking 17 different languages.     Our 3 founders, Dave, Cain and Stu, who have...

As an AI Solutions and DevOps Engineer, working in a technical pre-sales capacity, you will play a pivotal role in designing, implementing, and demonstrating AI-powered solutions tailored for our clients with our in-house AI platform, AVA+. You will work closely with our sales and engineering teams to deliver technical presentations, respond to RFPs, and develop solutions that align with client needs and strategic objectives. Your primary focus will be on agent creation and connectivity. In this role, you will construct and implement intelligent agents that can efficiently connect with various services and data sources, thereby enhancing our platform to meet client requirements. Your responsibilities will include collaborating with cross-functional teams to design, develop, and maintain AI-driven solutions that facilitate seamless interactions among agents and backend systems. Key Responsibilities: Work with Sales teams in a technical pre-sales and delivery capacity...

Required Core Skills: AWS Cloud services with Python, AWS Lambda, DynamoDB, RDS, AppSync, RESTful APIs 1. AWS Cloud services with Python and its frameworks such as Django on the backend 2. Cloud - AWS such as Lambda, DynamoDB, RDS, AppSync. 3. Experience working with RESTful APIs and/or GraphQl 4.Good understanding of development best practices such as pair programming, TDD 5. Work in an agile Minimum years of experience: 8 to 10 Years Job Type: Freelance Pay: £300.00-£350.00 per day

Joining a discovery project > leading into delivery after approximately 1 month The project is to build new onboarding journeys for a financial client Client stakeholder skills essential - this project will involve a lot of ongoing conversations with our client’s engineers, tech and product leadership Strong full-stack experience including:Designing and building fully automated cloud infrastructure Designing and writing backend services (.NET, Rust, TypeScript) Frontend: experience with React (ot other modern frameworks) with Typescript Ideally experiernece/domain knowledge of FS, onboarding and KYC Start date ASAP Duration 3 months (Likely to extend) Working in a cross-functional team We bring together the best in strategic services, user experience and technical delivery using Lean and Agile processes. Founded in 2010 by Stuart, Cain and David, we help large organisations improve their speed to market whilst focusing on...

Senior Backend Engineer (6 month contract) Senior Backend Engineer (6 month contract) Two Circles is a global sports agency. We drive growth for sports properties by delivering deeper connections with fans, through the intelligent use of data and technology. We work with some of the world’s biggest sports organisations – including the NFL, Premier League, Formula 1, AFL, Wimbledon and UEFA – and have been named Sport Industry Agency of the Year on more than four occasions. We are almost 1000 people, based out of 14 offices, and we deliver work for sports and entertainment businesses of all shapes and sizes all over the world Data is at the center of our approach - helping clients to get a better understanding of their customers and deliver insights that influence top-level decision-making. From there, we develop digital products and integrate data and technology solutions that grow audiences and revenue across ticketing, participation, sponsorship...

Investec is a distinctive Specialist Bank serving clients principally in the UK and South Africa. Our culture gives us our edge: we work hard to find colleagues who'll think out of the ordinary and we put them in environments where they'll flourish. We combine a flat structure with a focus on internal mobility. If you can bring an entrepreneurial spirit and a desire to learn and collaborate to your work, this could be the boost your career deserves. Inside IR35 - 6 month contract likely to extend We are looking for a contract Full Stack Software Engineer (C#, .NET, SQL, Python, Azure PaaS, IaC) with experience of AI and Automation to join our Investment Banking Technology Team at Investec, where we're at the forefront of developing cutting-edge technology systems that power our investment banking division. This is your chance to make a tangible impact by simplifying the way our clients do business through AI and automation. We are in an exciting phase of growth,...

Joining a discovery project > leading into delivery after approximately 1 month The project is to build new onboarding journeys for a financial client Client stakeholder skills essential - this project will involve a lot of ongoing conversations with our client's engineers, tech and product leadership Strong full-stack experience including: Designing and building fully automated cloud infrastructure Designing and writing backend services (.NET, Rust, TypeScript) Frontend: experience with React (ot other modern frameworks) with Typescript Ideally experiernece/domain knowledge of FS, onboarding and KYC Start date ASAP Duration 3 months (Likely to extend) Working in a cross-functional team We bring together the best in strategic services, user experience and technical delivery using Lean and Agile processes. Founded in 2010 by Stuart, Cain and David, we help large organisations improve their speed to market whilst...

Investec is a distinctive Specialist Bank serving clients principally in the UK and South Africa. Our culture gives us our edge: we work hard to find colleagues who'll think out of the ordinary and we put them in environments where they'll flourish. We combine a flat structure with a focus on internal mobility. If you can bring an entrepreneurial spirit and a desire to learn and collaborate to your work, this could be the boost your career deserves. Inside IR35 - 6 month contract likely to extend We are looking for a contract Full Stack Software Engineer (C#, .NET, SQL, Python, Azure PaaS, IaC) with experience of AI and Automation to join our Investment Banking Technology Team at Investec, where we're at the forefront of developing cutting-edge technology systems that power our investment banking division. This is your chance to make a tangible impact by simplifying the way our clients do business through AI and automation. We are in an exciting phase of growth,...

Joining a discovery project > leading into delivery after approximately 1 month The project is to build new onboarding journeys for a financial client Client stakeholder skills essential - this project will involve a lot of ongoing conversations with our client's engineers, tech and product leadership Strong full-stack experience including: Designing and building fully automated cloud infrastructure Designing and writing backend services (.NET, Rust, TypeScript) Frontend: experience with React (ot other modern frameworks) with Typescript Ideally experiernece/domain knowledge of FS, onboarding and KYC Start date ASAP Duration 3 months (Likely to extend) Working in a cross-functional team We bring together the best in strategic services, user experience and technical delivery using Lean and Agile processes. Founded in 2010 by Stuart, Cain and David, we help large organisations improve their speed to market whilst...

Joining a discovery project > leading into delivery after approximately 1 month The project is to build new onboarding journeys for a financial client Client stakeholder skills essential - this project will involve a lot of ongoing conversations with our client’s engineers, tech and product leadership Strong full-stack experience including: Designing and building fully automated cloud infrastructure Designing and writing backend services (.NET, Rust, TypeScript) Frontend: experience with React (ot other modern frameworks) with Typescript Ideally experiernece/domain knowledge of FS, onboarding and KYC Start date ASAP Duration 3 months (Likely to extend) Working in a cross-functional team   We bring together  the best in strategic services, user experience and technical delivery using Lean and Agile processes.   Founded in 2010 by Stuart, Cain and David, we help large...

Joining a discovery project > leading into delivery after approximately 1 month The project is to build new onboarding journeys for a financial client Client stakeholder skills essential - this project will involve a lot of ongoing conversations with our client's engineers, tech and product leadership Strong full-stack experience including: Designing and building fully automated cloud infrastructure Designing and writing backend services (.NET, Rust, TypeScript) Frontend: experience with React (ot other modern frameworks) with Typescript Ideally experiernece/domain knowledge of FS, onboarding and KYC Start date ASAP Duration 3 months (Likely to extend) Working in a cross-functional team   We bring together the best in strategic services, user experience and technical delivery using Lean and Agile processes.   Founded in 2010 by Stuart, Cain and David, we help large organisations...

Investec is a distinctive Specialist Bank serving clients principally in the UK and South Africa. Our culture gives us our edge: we work hard to find colleagues who'll think out of the ordinary and we put them in environments where they'll flourish. We combine a flat structure with a focus on internal mobility. If you can bring an entrepreneurial spirit and a desire to learn and collaborate to your work, this could be the boost your career deserves.   Inside IR35 - 6 month contract likely to extend We are looking for a contract Full Stack Software Engineer (C#, .NET, SQL, Python, Azure PaaS, IaC) with experience of AI and Automation to join our Investment Banking Technology Team at Investec, where we're at the forefront of developing cutting-edge technology systems that power our investment banking division. This is your chance to make a tangible impact by simplifying the way our clients do business through AI and automation. We are in an...