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Principal Software Developer

**Date Posted:** 2026-05-13**Country:** United Kingdom**Location:** Warminster, Wiltshire**Position Role Type:** Unspecified **Software Developer** **Warminster based, hybrid working** Be at the forefront of transforming British Army trai ...

Developer (React, Node.js)

Sage is a forward-thinking technology company that specialises in software. The team you'd be applying for models itself on creating a robust culture of belonging. We pride ourselves on fostering a fast-paced, innovative environment where experimentation and continuous improvement are highly valued. Our infrastr ...

Senior Software Developer

**Description** **Senior Embedded Software Developer** **Location:** Commutable to Herfordshire, Cheltenham, and Bristol — _mostly on-site_ (4 days/week on customer site, 1 day remote where appropriate)**Clearance:** Must be **eligible and willing to undergo DV clearance** (British Ci ...

Risk Software Developer

About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth and depth of coverage across four c ...

Software Developer Derivatives

About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth and depth of coverage across four c ...

Power Platform Developer

Title:Power Platform Developer A career at KBR can change the world — and change your life. If you’re ready, let’s get started. The KBR team of teams delivers future-forward science, technology and engineering solutions and mission-critical services that help governments and com ...

.NET Web Developer

Position: .NET Web Developer Location: Labman HQ, Seamer, North Yorkshire Salary: £40,000 - £55,000 (based on experience) Employment Type: Full-time This role is office based in Stokesley, North Yorkshire. We do not offer hybrid or homeworking opportunities. A ...

Senior Software Developer

**Description** **Senior Embedded Software Developer** **Location:** Commutable to Herfordshire, Cheltenham, and Bristol — _mostly on-site_ (4 days/week on customer site, 1 day remote where appropriate)**Clearance:** Must be **eligible and willing to undergo DV clearance** (British Ci ...

Proposal Developer 1

**Job Title: Proposal Developer I** **Job Overview** Under general supervision, the Proposal Developer I supports the global sales organization by developing and preparing budgets and proposals for assigned customers. This role focuses on learning proposal development best practices, understand ...

Senior Java Developer

At U.S. Bank, we’re on a journey to do our best. Helping the customers and businesses we serve to make better and smarter financial decisions, enabling the communities we support to grow and succeed in the right ways, all more confidently and more often—that’s what we call the courage to thrive. We believe it ...

Electronic Trading Developer

Senior Trading Systems Developer London | Hybrid Electronic Trading / Low Latency Infrastructure / Crypto Markets A leading global digital assets and trading technology business is looking to hire a Senior Trading Systems Developer to help build and optimise high-performance tr ...

Back End Developer

Insight Global is searching for a Sr. Backend Engineer to join the team of our largest entertainment streaming clients. This person will join the senior level team that works on the company’s multiple partnership platforms focused on search and discovery features, billing, payment, and viewing. This person sh ...

Back End Developer

Job Title: Back End Engineer (Sitecore / .NET) Duration: Contract, start of June - End of 2026 Workload: Full time hours Setup: Freelance (Daily rate / Limited Company / Umbrella / Sole Trader) Location ...

React Frontend Developer

Role: React Frontend Developer Salary: Up to £200k (1st year compensation) Location: London (Hybrid) Skills Required: Extensive React experience needed This firm is an elite investment institution t ...

Frontend React Developer

Job Title: Frontend Engineer – React / TypeScript / Next.js Location: London (Hybrid – 2‑3 days in office) Salary: £70,000 – £75,000 + Equity About the Company You’ll join a fast‑scaling SaaS busines ...

Business Intelligence Developer

BI Developer Trustmarque | Remote (UK) | Full-time Are you passionate about turning data into meaningful insights that drive real business decisions? At Trustmarque, we’re looking for a talented BI Developer to join our growing data team and ...

Senior Frontend Developer

You sweat the details. You open a SaaS app and immediately notice the component that shouldn't be a modal, the auth flow nobody thought through, the table that takes half a second too long to load. Most engineers file a ticket. You fix it — and then you make sure it never happens again. That instinct ...

C++ HFT Developer

Software Engineer – Low Latency / Trading Systems London | Office-Based | Permanent A high-performing proprietary trading firm is looking to hire a Software Engineer to join its core engineering team building the systems that power live trading acro ...

Azure Integration Developer

Azure Integration Developer | Global Enterprise Technology Organisation | London We’re partnering with a global, high‑performing organisation currently modernising and scaling its cloud integration and API platform across international markets. As part of a wider digital tr ...

Sales & Business Developer

Sales & Business Developer Location: London / Remote Contract: Freelance / FTC / Full-Time Who We Are Chesamel Group is an agile consultancy headquartered in London, focused on driving extraordinary ...

Senior Ruby Developer

Senior Ruby Developer - Leading Health Tech - Hybrid Salary: Paying £75,000 - £100,000 + Equity Industry: Health Tech (Tech for Good) Location: Hybrid, 2 days a week in Central London ...

Power BI developer

Power BI Developer Contract - 6 months - £550-600/day via umbrella London - Hybrid We are seeking an experienced Power BI Developer to support a highly regulated banking environment. This role will focus on delivering accur ...

Senior Frontend Developer

Senior Frontend Engineer, London Salary - 80,000 – £100,000 + bonus Location - London | Hybrid (2–3 days in office) A new Senior Frontend (React.js) Engineer is needed to join new t ...

Back End Developer

Backend Engineer, London, £55,000 - £65,000 + Benefits (including share options) A Backend Software Engineer (Typescript, Node.js ) is needed to join an ambitious and fast-scaling technology company operating within a regulated market. This role is based in ...

(Quant) Developer Orchestrade

A high-quality hedge fund is building out its quantitative risk and portfolio analytics capability and is looking to hire a Quant / Quant Developer with Orchestrade experience to work directly with the Head of Risk and the QR in the risk team. This is a <s ...

AWS Cloud Native Databases SME

Your NewpanyYou’ll be joining a forward‑thinking organisation focused on building advanced fraud‑detection capabilities using modern cloud-native technologies. Thepany values innovation, secure development practices, and seamless integration across distributed systems. You’ll work in a collaborative, fast ...

Software Engineer III Android Engineer JPM Personal Investing Mid Level

J.P. Morgan Personal Investing offers award-winning investments, products and digital wealth management services to over 275,000 investors in the UK. We built the business with innovation as a core part of our ethos to give consumers the confidence and clarity to make informed investment decisions and achieve ...

Software Engineer III Android Engineer JPM Personal Investing Mid Level

J.P. Morgan Personal Investing offers award-winning investments, products and digital wealth management services to over 275,000 investors in the UK. We built the business with innovation as a core part of our ethos to give consumers the confidence and clarity to make informed investment decisions and achieve ...

AWS Cloud Native Databases SME

Your NewpanyYou’ll be joining a forward‑thinking organisation focused on building advanced fraud‑detection capabilities using modern cloud-native technologies. Thepany values innovation, secure development practices, and seamless integration across distributed systems. You’ll work in a collaborative, fast ...

Senior Full Stack Engineer

About the Role We are seeking a Senior Full-Stack Engineer to join our team and help build the next generation of AI solutions. This is a unique opportunity to be a key technical contributor in a fast-paced, innovative environment where you'll wear many hats and have ...

Senior Full Stack Engineer

About the Role We are seeking a Senior Full-Stack Engineer to join our team and help build the next generation of AI solutions. This is a unique opportunity to be a key technical contributor in a fast-paced, innovative environment where you'll wear many hats and have ...

Senior Software Developer

Senior Software DeveloperNewcastle upon Tyne | Hybrid Working Full Time | PermanentTynestack Recruitment are proud to be supporting an award-winning and highly innovative financial technology business in their search for a Senior Software Developer to join their growing development team in Newcastle. ...

Front End Developer

Role: Front-End DeveloperLocation: NottinghamWorking Arrangement: Hybrid | 35-hour weekSalary: Up to £55kI’ll keep this straightforward.I’m working with a genuinely solid software business that builds products used at scale. This isn’t agency work or short-term projects, it’s a proper product ...

Senior Go Developer Financial Systems

The Delio Core OS platform supports the full private markets lifecycle, from deal origination and execution through to ongoing portfolio monitoring and reporting. This role sits specifically within the portfolio monitoring and analytics layer , focused on building high-performance sy ...

Kotlin/Java Developer

Join a leading independent Banking and services provider as a Kotlin/Java Developer.Job Overview:The role sits within a Developer Experience (DevX) function focused on building and managing platforms that enable software engineering teams to develop, deploy, and operate applications efficiently and ...

Kotlin/Java Developer

Join a leading independent Banking and services provider as a Kotlin/Java Developer.Job Overview:The role sits within a Developer Experience (DevX) function focused on building and managing platforms that enable software engineering teams to develop, deploy, and operate applications efficiently and ...

Senior Software Developer

**Join us at Entrust ** At Entrust, we’re shaping the future of identity centric security solutions. From our comprehensive portfolio of solutions to our flexible, global workplace, we empower careers, foster collaboration, and build solutions that help keep the world moving safely. <b ...

Software Engineer Telematics & Cloud Systems (Full Stack)

Software EngineerScroll down the page to see all associated job requirements, and any responsibilities successful candidates can expect.- Telematics & Cloud Systems (Full Stack) Working Pattern: Hybrid (e.g.23 days onsite) The Opportunity We are seeking a talented and motivated Software Engineer to j ...

Senior Full Stack Software Engineer

Senior Full-Stack Software Engineer London (Victoria) - 3 days in office - £100,000 - £120,000 - Permanent The opportunity This is a rare greenfield engineering role at a genuinely early-stage business. The successful candidate will join a small, senior founding team and take re ...

Quantitative Developer FRTB

Duration: 6-month contract About the Company Our client is a well-established global financial institution recognised for its strong alignment between front‑office trading, quantitative research and engineering teams. The firm places a clear emphasis on rigorous risk management, high‑qualit ...

Software Engineer – Developer Excellence

A tech-focused market-maker with groundbreaking success in the high frequency trading space, my client is seeking a creative problem-solver to be their next Software Engineer in the Developer Excellence team.This is a critical, high-impact role, where your main focus is on developing tools, streamlinin ...

Quantitative Developer – London

SummaryLively, positive spirit of a start-up, with the stability of a longer-established player. This leading quant firm has a fantastic opportunity on their centralised trading team where you will draw on your quantitative problem-solving skills and advanced statistical techniques to build and ...

Junior Software Developer

Junior Software DeveloperLocation – Team Valley, GatesheadSalary – Up to £30,000 (Depending on Experience)Working for the UK’s market-leading adult gaming company, this is a full-time role (40 hours per week across ...

Software Engineer – Developer Excellence

A tech-focused market-maker with groundbreaking success in the high frequency trading space, my client is seeking a creative problem-solver to be their next Software Engineer in the Developer Excellence team.This is a critical, high-impact role, where your main focus is on developing tools, streamlinin ...

Junior Software Developer

Junior Software DeveloperLocation – Team Valley, GatesheadSalary – Up to £30,000 (Depending on Experience)Working for the UK’s market-leading adult gaming company, this is a full-time role (40 hours per week across ...

Quantitative Developer – London

SummaryLively, positive spirit of a start-up, with the stability of a longer-established player. This leading quant firm has a fantastic opportunity on their centralised trading team where you will draw on your quantitative problem-solving skills and advanced statistical techniques to build and ...

AWS Solution Architect

About the Role: Job Title – AWS Solution Architect Location – London, UK Mode of Work – Hybrid (2 Days Onsite Per Week) Type of Hiring – Permanent Experience Required – 12-18 Years ONLY Skills AWS API Gateway, AWS Lambda, AWS Step Functions ...

AI Engineer Financial Service Consulting

AI Engineers & Technical AI LeadersLondon | HybridWe're supporting a major consulting and technology organisation delivering AI and data transformation programmes across Financial Services and BankingThe focus is applied AI engineering, building production grade AI solutions across ba ...

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    Backend Developer Python Nodejs Jobs in United Kingdom Job Search Guide, Trends and Insights